92 files changed, 3324 insertions, 1269 deletions

diff --git a/quantum/analog.c b/quantum/analog.c
index 49b84ee0e..1ec38df75 100644
--- a/quantum/analog.c
+++ b/quantum/analog.c
@@ -1,3 +1,19 @@
+/* Copyright 2015 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 // Simple analog to digitial conversion
 
 #include <avr/io.h>
diff --git a/quantum/analog.h b/quantum/analog.h
index 9b95a93be..8d93de7dc 100644
--- a/quantum/analog.h
+++ b/quantum/analog.h
@@ -1,3 +1,19 @@
+/* Copyright 2015 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef _analog_h_included__
 #define _analog_h_included__
 
diff --git a/quantum/api.c b/quantum/api.c
index 6a7c0a433..52dfe23e1 100644
--- a/quantum/api.c
+++ b/quantum/api.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "api.h"
 #include "quantum.h"
 
@@ -176,4 +192,4 @@ void process_api(uint16_t length, uint8_t * data) {
         // #endif
     }
 
-}
\ No newline at end of file
+}
diff --git a/quantum/api.h b/quantum/api.h
index 00dcdb895..efc0ddca1 100644
--- a/quantum/api.h
+++ b/quantum/api.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef _API_H_
 #define _API_H_
 
@@ -56,4 +72,4 @@ bool process_api_keyboard(uint8_t length, uint8_t * data);
 __attribute__ ((weak))
 bool process_api_user(uint8_t length, uint8_t * data);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/api/api_sysex.c b/quantum/api/api_sysex.c
index 868f854b9..6a2ee9012 100644
--- a/quantum/api/api_sysex.c
+++ b/quantum/api/api_sysex.c
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert, Fred Sundvik
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "api_sysex.h"
 #include "sysex_tools.h"
 #include "print.h"
diff --git a/quantum/api/api_sysex.h b/quantum/api/api_sysex.h
index b947b60e5..a23f00f57 100644
--- a/quantum/api/api_sysex.h
+++ b/quantum/api/api_sysex.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef _API_SYSEX_H_
 #define _API_SYSEX_H_
 
@@ -7,4 +23,4 @@ void send_bytes_sysex(uint8_t message_type, uint8_t data_type, uint8_t * bytes,
 
 #define SEND_BYTES(mt, dt, b, l) send_bytes_sysex(mt, dt, b, l)
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/audio/audio.c b/quantum/audio/audio.c
index 2a315fd16..597073611 100644
--- a/quantum/audio/audio.c
+++ b/quantum/audio/audio.c
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include <stdio.h>
 #include <string.h>
 //#include <math.h>
@@ -89,15 +104,15 @@ void audio_init()
     }
     audio_config.raw = eeconfig_read_audio();
 
-        // Set port PC6 (OC3A and /OC4A) as output
+    // Set port PC6 (OC3A and /OC4A) as output
     DDRC |= _BV(PORTC6);
 
     DISABLE_AUDIO_COUNTER_3_ISR;
 
-        // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers
-        // Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6
-        // Waveform Generation Mode (WGM3n) = 0b1110 = Fast PWM Mode 14 (Period = ICR3, Duty Cycle = OCR3A)
-        // Clock Select (CS3n) = 0b010 = Clock / 8
+    // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers
+    // Compare Output Mode (COM3An) = 0b00 = Normal port operation, OC3A disconnected from PC6
+    // Waveform Generation Mode (WGM3n) = 0b1110 = Fast PWM Mode 14 (Period = ICR3, Duty Cycle = OCR3A)
+    // Clock Select (CS3n) = 0b010 = Clock / 8
     TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30);
     TCCR3B = (1 << WGM33)  | (1 << WGM32)  | (0 << CS32)  | (1 << CS31) | (0 << CS30);
 
@@ -106,6 +121,8 @@ void audio_init()
 
 void stop_all_notes()
 {
+    dprintf("audio stop all notes");
+
     if (!audio_initialized) {
         audio_init();
     }
@@ -128,6 +145,8 @@ void stop_all_notes()
 
 void stop_note(float freq)
 {
+    dprintf("audio stop note freq=%d", (int)freq);
+
     if (playing_note) {
         if (!audio_initialized) {
             audio_init();
@@ -183,159 +202,161 @@ float vibrato(float average_freq) {
 
 ISR(TIMER3_COMPA_vect)
 {
-        float freq;
-
-        if (playing_note) {
-                if (voices > 0) {
-                        if (polyphony_rate > 0) {
-                                if (voices > 1) {
-                                        voice_place %= voices;
-                                        if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) {
-                                                voice_place = (voice_place + 1) % voices;
-                                                place = 0.0;
-                                        }
-                                }
-
-                                #ifdef VIBRATO_ENABLE
-                                        if (vibrato_strength > 0) {
-                                                freq = vibrato(frequencies[voice_place]);
-                                        } else {
-                                                freq = frequencies[voice_place];
-                                        }
-                                #else
-                                        freq = frequencies[voice_place];
-                                #endif
-                        } else {
-                                if (glissando) {
-                                        if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) {
-                                                frequency = frequency * pow(2, 440/frequency/12/2);
-                                        } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) {
-                                                frequency = frequency * pow(2, -440/frequency/12/2);
-                                        } else {
-                                                frequency = frequencies[voices - 1];
-                                        }
-                                } else {
-                                        frequency = frequencies[voices - 1];
-                                }                               
-
-                                #ifdef VIBRATO_ENABLE
-                                        if (vibrato_strength > 0) {
-                                                freq = vibrato(frequency);
-                                        } else {
-                                                freq = frequency;
-                                        }
-                                #else
-                                        freq = frequency;
-                                #endif
-                        }
-
-                        if (envelope_index < 65535) {
-                                envelope_index++;
-                        }
-
-                        freq = voice_envelope(freq);
-
-                        if (freq < 30.517578125) {
-                                freq = 30.52;
-                        }
-
-                        TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER));
-                        TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre);
-                }
-        }
-
-        if (playing_notes) {
-                if (note_frequency > 0) {
-                        #ifdef VIBRATO_ENABLE
-                                if (vibrato_strength > 0) {
-                                        freq = vibrato(note_frequency);
-                                } else {
-                                        freq = note_frequency;
-                                }
-                        #else
-                                        freq = note_frequency;
-                        #endif
-
-                        if (envelope_index < 65535) {
-                                envelope_index++;
-                        }
-                        freq = voice_envelope(freq);
-
-                        TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER));
-                        TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre);
-                } else {
-                        TIMER_3_PERIOD = 0;
-                        TIMER_3_DUTY_CYCLE = 0;
-                }
-
-                note_position++;
-                bool end_of_note = false;
-                if (TIMER_3_PERIOD > 0) {
-                        end_of_note = (note_position >= (note_length / TIMER_3_PERIOD * 0xFFFF));
-                } else {
-                        end_of_note = (note_position >= (note_length * 0x7FF));
-                }
-
-                if (end_of_note) {
-                        current_note++;
-                        if (current_note >= notes_count) {
-                                if (notes_repeat) {
-                                        current_note = 0;
-                                } else {
-                                        DISABLE_AUDIO_COUNTER_3_ISR;
-                                        DISABLE_AUDIO_COUNTER_3_OUTPUT;
-                                        playing_notes = false;
-                                        return;
-                                }
-                        }
-                        if (!note_resting && (notes_rest > 0)) {
-                                note_resting = true;
-                                note_frequency = 0;
-                                note_length = notes_rest;
-                                current_note--;
-                        } else {
-                                note_resting = false;
-                                envelope_index = 0;
-                                note_frequency = (*notes_pointer)[current_note][0];
-                                note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
-                        }
-
-                        note_position = 0;
-                }
-        }
-
-        if (!audio_config.enable) {
-                playing_notes = false;
-                playing_note = false;
-        }
+    float freq;
+
+    if (playing_note) {
+        if (voices > 0) {
+            if (polyphony_rate > 0) {
+                if (voices > 1) {
+                    voice_place %= voices;
+                    if (place++ > (frequencies[voice_place] / polyphony_rate / CPU_PRESCALER)) {
+                        voice_place = (voice_place + 1) % voices;
+                        place = 0.0;
+                    }
+                }
+
+                #ifdef VIBRATO_ENABLE
+                    if (vibrato_strength > 0) {
+                        freq = vibrato(frequencies[voice_place]);
+                    } else {
+                        freq = frequencies[voice_place];
+                    }
+                #else
+                    freq = frequencies[voice_place];
+                #endif
+            } else {
+                if (glissando) {
+                    if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) {
+                        frequency = frequency * pow(2, 440/frequency/12/2);
+                    } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) {
+                        frequency = frequency * pow(2, -440/frequency/12/2);
+                    } else {
+                        frequency = frequencies[voices - 1];
+                    }
+                } else {
+                    frequency = frequencies[voices - 1];
+                }
+
+                #ifdef VIBRATO_ENABLE
+                    if (vibrato_strength > 0) {
+                        freq = vibrato(frequency);
+                    } else {
+                        freq = frequency;
+                    }
+                #else
+                    freq = frequency;
+                #endif
+            }
+
+            if (envelope_index < 65535) {
+                envelope_index++;
+            }
+
+            freq = voice_envelope(freq);
+
+            if (freq < 30.517578125) {
+                freq = 30.52;
+            }
+
+            TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER));
+            TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre);
+        }
+    }
+
+    if (playing_notes) {
+        if (note_frequency > 0) {
+            #ifdef VIBRATO_ENABLE
+                if (vibrato_strength > 0) {
+                    freq = vibrato(note_frequency);
+                } else {
+                    freq = note_frequency;
+                }
+            #else
+                    freq = note_frequency;
+            #endif
+
+            if (envelope_index < 65535) {
+                envelope_index++;
+            }
+            freq = voice_envelope(freq);
+
+            TIMER_3_PERIOD = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER));
+            TIMER_3_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre);
+        } else {
+            TIMER_3_PERIOD = 0;
+            TIMER_3_DUTY_CYCLE = 0;
+        }
+
+        note_position++;
+        bool end_of_note = false;
+        if (TIMER_3_PERIOD > 0) {
+            end_of_note = (note_position >= (note_length / TIMER_3_PERIOD * 0xFFFF));
+        } else {
+            end_of_note = (note_position >= (note_length * 0x7FF));
+        }
+
+        if (end_of_note) {
+            current_note++;
+            if (current_note >= notes_count) {
+                if (notes_repeat) {
+                    current_note = 0;
+                } else {
+                    DISABLE_AUDIO_COUNTER_3_ISR;
+                    DISABLE_AUDIO_COUNTER_3_OUTPUT;
+                    playing_notes = false;
+                    return;
+                }
+            }
+            if (!note_resting && (notes_rest > 0)) {
+                note_resting = true;
+                note_frequency = 0;
+                note_length = notes_rest;
+                current_note--;
+            } else {
+                note_resting = false;
+                envelope_index = 0;
+                note_frequency = (*notes_pointer)[current_note][0];
+                note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
+            }
+
+            note_position = 0;
+        }
+    }
+
+    if (!audio_config.enable) {
+        playing_notes = false;
+        playing_note = false;
+    }
 }
 
 void play_note(float freq, int vol) {
 
+    dprintf("audio play note freq=%d vol=%d", (int)freq, vol);
+
     if (!audio_initialized) {
         audio_init();
     }
 
-        if (audio_config.enable && voices < 8) {
-            DISABLE_AUDIO_COUNTER_3_ISR;
+    if (audio_config.enable && voices < 8) {
+        DISABLE_AUDIO_COUNTER_3_ISR;
 
-            // Cancel notes if notes are playing
-            if (playing_notes)
-                stop_all_notes();
+        // Cancel notes if notes are playing
+        if (playing_notes)
+            stop_all_notes();
 
-            playing_note = true;
+        playing_note = true;
 
-            envelope_index = 0;
+        envelope_index = 0;
 
-            if (freq > 0) {
-                frequencies[voices] = freq;
-                volumes[voices] = vol;
-                voices++;
-            }
+        if (freq > 0) {
+            frequencies[voices] = freq;
+            volumes[voices] = vol;
+            voices++;
+        }
 
         ENABLE_AUDIO_COUNTER_3_ISR;
         ENABLE_AUDIO_COUNTER_3_OUTPUT;
-        }
+    }
 
 }
 
@@ -346,37 +367,37 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest)
         audio_init();
     }
 
-        if (audio_config.enable) {
+    if (audio_config.enable) {
 
-            DISABLE_AUDIO_COUNTER_3_ISR;
+        DISABLE_AUDIO_COUNTER_3_ISR;
 
-                // Cancel note if a note is playing
-            if (playing_note)
-                stop_all_notes();
+        // Cancel note if a note is playing
+        if (playing_note)
+            stop_all_notes();
 
-            playing_notes = true;
+        playing_notes = true;
 
-            notes_pointer = np;
-            notes_count = n_count;
-            notes_repeat = n_repeat;
-            notes_rest = n_rest;
+        notes_pointer = np;
+        notes_count = n_count;
+        notes_repeat = n_repeat;
+        notes_rest = n_rest;
 
-            place = 0;
-            current_note = 0;
+        place = 0;
+        current_note = 0;
 
         note_frequency = (*notes_pointer)[current_note][0];
         note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
-            note_position = 0;
+        note_position = 0;
 
 
         ENABLE_AUDIO_COUNTER_3_ISR;
         ENABLE_AUDIO_COUNTER_3_OUTPUT;
-        }
+    }
 
 }
 
 bool is_playing_notes(void) {
-        return playing_notes;
+    return playing_notes;
 }
 
 bool is_audio_on(void) {
diff --git a/quantum/audio/audio.h b/quantum/audio/audio.h
index 47f326ea0..27fdc2ab6 100644
--- a/quantum/audio/audio.h
+++ b/quantum/audio/audio.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef AUDIO_H
 #define AUDIO_H
 
@@ -88,4 +103,4 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat, float n_rest)
 
 bool is_playing_notes(void);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/audio/audio_pwm.c b/quantum/audio/audio_pwm.c
index f820eec1b..ded86edee 100644
--- a/quantum/audio/audio_pwm.c
+++ b/quantum/audio/audio_pwm.c
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include <stdio.h>
 #include <string.h>
 //#include <math.h>
diff --git a/quantum/audio/luts.c b/quantum/audio/luts.c
index 9f3de9a05..57f2d5924 100644
--- a/quantum/audio/luts.c
+++ b/quantum/audio/luts.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 IBNobody
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include <avr/io.h>
 #include <avr/interrupt.h>
 #include <avr/pgmspace.h>
diff --git a/quantum/audio/luts.h b/quantum/audio/luts.h
index 7df3078a7..155e34e88 100644
--- a/quantum/audio/luts.h
+++ b/quantum/audio/luts.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 IBNobody
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include <avr/io.h>
 #include <avr/interrupt.h>
 #include <avr/pgmspace.h>
@@ -12,4 +28,4 @@
 extern const float vibrato_lut[VIBRATO_LUT_LENGTH];
 extern const uint16_t frequency_lut[FREQUENCY_LUT_LENGTH];
 
-#endif /* LUTS_H */
\ No newline at end of file
+#endif /* LUTS_H */
diff --git a/quantum/audio/musical_notes.h b/quantum/audio/musical_notes.h
index b08d16a6f..a3aaa2f19 100644
--- a/quantum/audio/musical_notes.h
+++ b/quantum/audio/musical_notes.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef MUSICAL_NOTES_H
 #define MUSICAL_NOTES_H
 
@@ -214,4 +230,4 @@
 #define NOTE_BF8 NOTE_AS8
 
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/audio/song_list.h b/quantum/audio/song_list.h
index 8022ca672..db2d1a94c 100644
--- a/quantum/audio/song_list.h
+++ b/quantum/audio/song_list.h
@@ -1,8 +1,27 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "musical_notes.h"
 
 #ifndef SONG_LIST_H
 #define SONG_LIST_H
 
+#define COIN_SOUND \
+    E__NOTE(_A5  ),\
+    HD_NOTE(_E6  ),
+
 #define ODE_TO_JOY                                          \
     Q__NOTE(_E4), Q__NOTE(_E4), Q__NOTE(_F4), Q__NOTE(_G4), \
     Q__NOTE(_G4), Q__NOTE(_F4), Q__NOTE(_E4), Q__NOTE(_D4), \
@@ -122,4 +141,39 @@
     E__NOTE(_E5),          \
     E__NOTE(_D5),
 
+#define UNICODE_WINDOWS \
+    E__NOTE(_B5),       \
+    S__NOTE(_E6),
+
+#define UNICODE_LINUX \
+    E__NOTE(_E6),     \
+    S__NOTE(_B5),
+
+#define COIN_SOUND \
+    E__NOTE(_A5  ),      \
+    HD_NOTE(_E6  ),
+
+#define ONE_UP_SOUND \
+    Q__NOTE(_E6  ),  \
+    Q__NOTE(_G6  ),  \
+    Q__NOTE(_E7  ),  \
+    Q__NOTE(_C7  ),  \
+    Q__NOTE(_D7  ),  \
+    Q__NOTE(_G7  ),
+
+#define SONIC_RING \
+    E__NOTE(_E6),  \
+    E__NOTE(_G6),  \
+    HD_NOTE(_C7),
+
+#define ZELDA_PUZZLE \
+    Q__NOTE(_G5),     \
+    Q__NOTE(_FS5),    \
+    Q__NOTE(_DS5),     \
+    Q__NOTE(_A4),    \
+    Q__NOTE(_GS4),     \
+    Q__NOTE(_E5),     \
+    Q__NOTE(_GS5),     \
+    HD_NOTE(_C6),
+
 #endif
diff --git a/quantum/audio/voices.c b/quantum/audio/voices.c
index 8326e91ea..54ebd423b 100644
--- a/quantum/audio/voices.c
+++ b/quantum/audio/voices.c
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "voices.h"
 #include "audio.h"
 #include "stdlib.h"
@@ -24,6 +39,7 @@ void voice_deiterate() {
 
 float voice_envelope(float frequency) {
     // envelope_index ranges from 0 to 0xFFFF, which is preserved at 880.0 Hz
+    __attribute__ ((unused))
     uint16_t compensated_index = (uint16_t)((float)envelope_index * (880.0 / frequency));
 
     switch (voice) {
diff --git a/quantum/audio/voices.h b/quantum/audio/voices.h
index 52f7e006d..9403a6b5e 100644
--- a/quantum/audio/voices.h
+++ b/quantum/audio/voices.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include <stdint.h>
 #include <stdbool.h>
 #include <avr/io.h>
@@ -32,4 +47,4 @@ void set_voice(voice_type v);
 void voice_iterate(void);
 void voice_deiterate(void);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/audio/wave.h b/quantum/audio/wave.h
index 6ebc34851..f15615dd1 100644
--- a/quantum/audio/wave.h
+++ b/quantum/audio/wave.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include <avr/io.h>
 #include <avr/interrupt.h>
 #include <avr/pgmspace.h>
@@ -262,4 +278,4 @@ const uint8_t sinewave[] PROGMEM= //2048 values
 0x76,0x77,0x77,0x77,0x78,0x78,0x78,0x79,
 0x79,0x7a,0x7a,0x7a,0x7b,0x7b,0x7c,0x7c,
 0x7c,0x7d,0x7d,0x7e,0x7e,0x7e,0x7f,0x7f
-};
\ No newline at end of file
+};
diff --git a/quantum/config_common.h b/quantum/config_common.h
index 4bdb2065d..c88e02d91 100644
--- a/quantum/config_common.h
+++ b/quantum/config_common.h
@@ -1,9 +1,27 @@
+/* Copyright 2015-2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef CONFIG_DEFINITIONS_H
 #define CONFIG_DEFINITIONS_H
 
 /* diode directions */
-#define COL2ROW 0
-#define ROW2COL 1
+#define COL2ROW       0
+#define ROW2COL       1
+#define CUSTOM_MATRIX 2 /* Disables built-in matrix scanning code */
+
 /* I/O pins */
 #ifndef F0
     #define B0 0x30
diff --git a/quantum/dynamic_macro.h b/quantum/dynamic_macro.h
index e6dbc5b9c..64093f293 100644
--- a/quantum/dynamic_macro.h
+++ b/quantum/dynamic_macro.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 /* Author: Wojciech Siewierski < wojciech dot siewierski at onet dot pl > */
 #ifndef DYNAMIC_MACROS_H
 #define DYNAMIC_MACROS_H
diff --git a/quantum/fauxclicky.c b/quantum/fauxclicky.c
new file mode 100644
index 000000000..13273e705
--- /dev/null
+++ b/quantum/fauxclicky.c
@@ -0,0 +1,68 @@
+/*
+Copyright 2017 Priyadi Iman Nurcahyo
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <avr/interrupt.h>
+#include <avr/io.h>
+#include <timer.h>
+#include <fauxclicky.h>
+#include <stdbool.h>
+#include <musical_notes.h>
+
+__attribute__ ((weak))
+float fauxclicky_pressed_note[2] = MUSICAL_NOTE(_F3, 2);
+__attribute__ ((weak))
+float fauxclicky_released_note[2] = MUSICAL_NOTE(_A3, 2);
+__attribute__ ((weak))
+float fauxclicky_beep_note[2] = MUSICAL_NOTE(_C3, 2);
+
+bool fauxclicky_enabled = true;
+uint16_t note_start = 0;
+bool note_playing = false;
+uint16_t note_period = 0;
+
+void fauxclicky_init()
+{
+    // Set port PC6 (OC3A and /OC4A) as output
+    DDRC |= _BV(PORTC6);
+
+    // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers
+    TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30);
+    TCCR3B = (1 << WGM33)  | (1 << WGM32)  | (0 << CS32)  | (1 << CS31) | (0 << CS30);
+}
+
+void fauxclicky_stop()
+{
+    FAUXCLICKY_DISABLE_OUTPUT;
+    note_playing = false;
+}
+
+void fauxclicky_play(float note[2]) {
+    if (!fauxclicky_enabled) return;
+    if (note_playing) fauxclicky_stop();
+    FAUXCLICKY_TIMER_PERIOD = (uint16_t)(((float)F_CPU) / (note[0] * FAUXCLICKY_CPU_PRESCALER));
+    FAUXCLICKY_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (note[0] * FAUXCLICKY_CPU_PRESCALER)) / 2);
+    note_playing = true;
+    note_period = (note[1] / 16) * (60 / (float)FAUXCLICKY_TEMPO) * 100;   // check this
+    note_start = timer_read();
+    FAUXCLICKY_ENABLE_OUTPUT;
+}
+
+void fauxclicky_check() {
+    if (!note_playing) return;
+
+    if (timer_elapsed(note_start) > note_period) {
+        fauxclicky_stop();
+    }
+}
diff --git a/quantum/fauxclicky.h b/quantum/fauxclicky.h
new file mode 100644
index 000000000..109bd0d83
--- /dev/null
+++ b/quantum/fauxclicky.h
@@ -0,0 +1,99 @@
+/*
+Copyright 2017 Priyadi Iman Nurcahyo
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef AUDIO_ENABLE
+#error "AUDIO_ENABLE and FAUXCLICKY_ENABLE cannot be both enabled"
+#endif
+
+#include "musical_notes.h"
+#include "stdbool.h"
+
+__attribute__ ((weak))
+float fauxclicky_pressed_note[2];
+__attribute__ ((weak))
+float fauxclicky_released_note[2];
+__attribute__ ((weak))
+float fauxclicky_beep_note[2];
+
+bool fauxclicky_enabled;
+
+//
+// tempo in BPM
+//
+
+#ifndef FAUXCLICKY_TEMPO
+#define FAUXCLICKY_TEMPO TEMPO_DEFAULT
+#endif
+
+// beep on press
+#define FAUXCLICKY_ACTION_PRESS fauxclicky_play(fauxclicky_pressed_note)
+
+// beep on release
+#define FAUXCLICKY_ACTION_RELEASE fauxclicky_play(fauxclicky_released_note)
+
+// general purpose beep
+#define FAUXCLICKY_BEEP fauxclicky_play(fauxclicky_beep_note)
+
+// enable
+#define FAUXCLICKY_ON fauxclicky_enabled = true
+
+// disable
+#define FAUXCLICKY_OFF do { \
+    fauxclicky_enabled = false; \
+    fauxclicky_stop(); \
+} while (0)
+
+// toggle
+#define FAUXCLICKY_TOGGLE do { \
+    if (fauxclicky_enabled) { \
+        FAUXCLICKY_OFF; \
+    } else { \
+        FAUXCLICKY_ON; \
+    } \
+} while (0)
+
+//
+// pin configuration
+//
+
+#ifndef FAUXCLICKY_CPU_PRESCALER
+#define FAUXCLICKY_CPU_PRESCALER 8
+#endif
+
+#ifndef FAUXCLICKY_ENABLE_OUTPUT
+#define FAUXCLICKY_ENABLE_OUTPUT TCCR3A |= _BV(COM3A1);
+#endif
+
+#ifndef FAUXCLICKY_DISABLE_OUTPUT
+#define FAUXCLICKY_DISABLE_OUTPUT TCCR3A &= ~(_BV(COM3A1) | _BV(COM3A0));
+#endif
+
+#ifndef FAUXCLICKY_TIMER_PERIOD
+#define FAUXCLICKY_TIMER_PERIOD ICR3
+#endif
+
+#ifndef FAUXCLICKY_DUTY_CYCLE
+#define FAUXCLICKY_DUTY_CYCLE OCR3A
+#endif
+
+//
+// definitions
+//
+
+void fauxclicky_init(void);
+void fauxclicky_stop(void);
+void fauxclicky_play(float note[2]);
+void fauxclicky_check(void);
+
diff --git a/quantum/keycode_config.c b/quantum/keycode_config.c
index 6d90781a1..4f7bc525e 100644
--- a/quantum/keycode_config.c
+++ b/quantum/keycode_config.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "keycode_config.h"
 
 extern keymap_config_t keymap_config;
@@ -71,4 +87,4 @@ uint16_t keycode_config(uint16_t keycode) {
         default:
             return keycode;
     }
-}
\ No newline at end of file
+}
diff --git a/quantum/keycode_config.h b/quantum/keycode_config.h
index c15b0d32f..293fefecf 100644
--- a/quantum/keycode_config.h
+++ b/quantum/keycode_config.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "eeconfig.h"
 #include "keycode.h"
 
diff --git a/quantum/keymap.h b/quantum/keymap.h
index c000d2da8..5d64be19c 100644
--- a/quantum/keymap.h
+++ b/quantum/keymap.h
@@ -1,5 +1,5 @@
 /*
-Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+Copyright 2012-2016 Jun Wako <wakojun@gmail.com>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/quantum/keymap_common.c b/quantum/keymap_common.c
index eced3d2bb..6cf4f031f 100644
--- a/quantum/keymap_common.c
+++ b/quantum/keymap_common.c
@@ -1,5 +1,5 @@
 /*
-Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
+Copyright 2012-2017 Jun Wako <wakojun@gmail.com>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -80,7 +80,10 @@ action_t action_for_key(uint8_t layer, keypos_t key)
             action.code = keymap_function_id_to_action( (int)keycode & 0xFFF );
             break;
         case QK_MACRO ... QK_MACRO_MAX:
-            action.code = ACTION_MACRO(keycode & 0xFF);
+            if (keycode & 0x800) // tap macros have upper bit set
+                action.code = ACTION_MACRO_TAP(keycode & 0xFF);
+            else
+                action.code = ACTION_MACRO(keycode & 0xFF);
             break;
         case QK_LAYER_TAP ... QK_LAYER_TAP_MAX:
             action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
@@ -116,8 +119,11 @@ action_t action_for_key(uint8_t layer, keypos_t key)
             mod = keycode & 0xFF;
             action.code = ACTION_MODS_ONESHOT(mod);
             break;
+        case QK_LAYER_TAP_TOGGLE ... QK_LAYER_TAP_TOGGLE_MAX:
+            action.code = ACTION_LAYER_TAP_TOGGLE(keycode & 0xFF);
+            break;
         case QK_MOD_TAP ... QK_MOD_TAP_MAX:
-            action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
+            action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0x1F, keycode & 0xFF);
             break;
     #ifdef BACKLIGHT_ENABLE
         case BL_0 ... BL_15:
diff --git a/quantum/keymap_extras/keymap_bepo.h b/quantum/keymap_extras/keymap_bepo.h
index e5ef39552..013559e96 100644
--- a/quantum/keymap_extras/keymap_bepo.h
+++ b/quantum/keymap_extras/keymap_bepo.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Didier Loiseau
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 /* Keymap macros for the French BÉPO layout - http://bepo.fr */
 #ifndef KEYMAP_BEPO_H
 #define KEYMAP_BEPO_H
diff --git a/quantum/keymap_extras/keymap_br_abnt2.h b/quantum/keymap_extras/keymap_br_abnt2.h
index 0df177721..b001139dd 100644
--- a/quantum/keymap_extras/keymap_br_abnt2.h
+++ b/quantum/keymap_extras/keymap_br_abnt2.h
@@ -1,3 +1,19 @@
+/* Copyright 2017 Potiguar Faga
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef KEYMAP_BR_ABNT2_H
 #define KEYMAP_BR_ABNT2_H
 
diff --git a/quantum/keymap_extras/keymap_canadian_multilingual.h b/quantum/keymap_extras/keymap_canadian_multilingual.h
index 0bc20c7b9..1d45bee32 100644
--- a/quantum/keymap_extras/keymap_canadian_multilingual.h
+++ b/quantum/keymap_extras/keymap_canadian_multilingual.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Didier Loiseau
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_CANADIAN_MULTILINGUAG_H
 #define KEYMAP_CANADIAN_MULTILINGUAG_H
 
diff --git a/quantum/keymap_extras/keymap_colemak.h b/quantum/keymap_extras/keymap_colemak.h
index b8d615748..2d3f9c06a 100644
--- a/quantum/keymap_extras/keymap_colemak.h
+++ b/quantum/keymap_extras/keymap_colemak.h
@@ -1,3 +1,18 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_COLEMAK_H
 #define KEYMAP_COLEMAK_H
 
diff --git a/quantum/keymap_extras/keymap_dvorak.h b/quantum/keymap_extras/keymap_dvorak.h
index a0feed850..b1d5604ba 100644
--- a/quantum/keymap_extras/keymap_dvorak.h
+++ b/quantum/keymap_extras/keymap_dvorak.h
@@ -1,3 +1,18 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_DVORAK_H
 #define KEYMAP_DVORAK_H
 
diff --git a/quantum/keymap_extras/keymap_dvp.h b/quantum/keymap_extras/keymap_dvp.h
index 83f49a52b..50e2d1f46 100644
--- a/quantum/keymap_extras/keymap_dvp.h
+++ b/quantum/keymap_extras/keymap_dvp.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Artyom Mironov
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef KEYMAP_DVP_H
 #define KEYMAP_DVP_H
 
diff --git a/quantum/keymap_extras/keymap_fr_ch.h b/quantum/keymap_extras/keymap_fr_ch.h
index 87d4bb24c..c0ca832a6 100644
--- a/quantum/keymap_extras/keymap_fr_ch.h
+++ b/quantum/keymap_extras/keymap_fr_ch.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Vincent Pochet
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_FR_CH
 #define KEYMAP_FR_CH
 
diff --git a/quantum/keymap_extras/keymap_french.h b/quantum/keymap_extras/keymap_french.h
index 834c69650..3308dc5f7 100644
--- a/quantum/keymap_extras/keymap_french.h
+++ b/quantum/keymap_extras/keymap_french.h
@@ -1,10 +1,27 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_FRENCH_H
 #define KEYMAP_FRENCH_H
 
 #include "keymap.h"
 
 // Alt gr
+#ifndef ALGR
 #define ALGR(kc) RALT(kc)
+#endif
 #define NO_ALGR KC_RALT
 
 // Normal characters
@@ -72,7 +89,7 @@
 #define FR_PIPE ALGR(KC_6)
 #define FR_GRV  ALGR(KC_7)
 #define FR_BSLS ALGR(KC_8)
-#define FR_CIRC ALGR(KC_9)
+#define FR_CCIRC        ALGR(KC_9)
 #define FR_AT   ALGR(KC_0)
 #define FR_RBRC ALGR(FR_RPRN)
 #define FR_RCBR ALGR(FR_EQL)
diff --git a/quantum/keymap_extras/keymap_french_osx.h b/quantum/keymap_extras/keymap_french_osx.h
index 004d73ee2..ecade3fe9 100644
--- a/quantum/keymap_extras/keymap_french_osx.h
+++ b/quantum/keymap_extras/keymap_french_osx.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Sébastien Pérochon
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_FRENCH_OSX_H
 #define KEYMAP_FRENCH_OSX_H
 
@@ -74,4 +89,4 @@
 #define FR_PIPE LSFT(LALT(KC_L))
 #define FR_BSLS LSFT(LALT(FR_COLN))
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/keymap_extras/keymap_german.h b/quantum/keymap_extras/keymap_german.h
index 7e2e0ed44..e007c26ef 100644
--- a/quantum/keymap_extras/keymap_german.h
+++ b/quantum/keymap_extras/keymap_german.h
@@ -1,3 +1,19 @@
+/* Copyright 2015-2016 Matthias Schmidtt
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef KEYMAP_GERMAN
 #define KEYMAP_GERMAN
 
diff --git a/quantum/keymap_extras/keymap_german_ch.h b/quantum/keymap_extras/keymap_german_ch.h
index b66d582a4..8332e00af 100644
--- a/quantum/keymap_extras/keymap_german_ch.h
+++ b/quantum/keymap_extras/keymap_german_ch.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 heartsekai
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_SWISS_GERMAN
 #define KEYMAP_SWISS_GERMAN
 
diff --git a/quantum/keymap_extras/keymap_german_osx.h b/quantum/keymap_extras/keymap_german_osx.h
index f63f06618..798bb7579 100644
--- a/quantum/keymap_extras/keymap_german_osx.h
+++ b/quantum/keymap_extras/keymap_german_osx.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Stephen Bösebeck
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_GERMAN_OSX
 #define KEYMAP_GERMAN_OSX
 
diff --git a/quantum/keymap_extras/keymap_jp.h b/quantum/keymap_extras/keymap_jp.h
index e81b5952e..fb74bce8d 100644
--- a/quantum/keymap_extras/keymap_jp.h
+++ b/quantum/keymap_extras/keymap_jp.h
@@ -1,4 +1,19 @@
-/* JP106-layout (Japanese Standard)
+/* Copyright 2016 h-youhei
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * JP106-layout (Japanese Standard)
  *
  * For more information, see
  * http://www2d.biglobe.ne.jp/~msyk/keyboard/layout/usbkeycode.html
diff --git a/quantum/keymap_extras/keymap_neo2.h b/quantum/keymap_extras/keymap_neo2.h
index 80439af34..174f4a6ee 100644
--- a/quantum/keymap_extras/keymap_neo2.h
+++ b/quantum/keymap_extras/keymap_neo2.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Matthias Schmitt
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_NEO2
 #define KEYMAP_NEO2
 
diff --git a/quantum/keymap_extras/keymap_nordic.h b/quantum/keymap_extras/keymap_nordic.h
index 9b0ef35ca..6b34db558 100644
--- a/quantum/keymap_extras/keymap_nordic.h
+++ b/quantum/keymap_extras/keymap_nordic.h
@@ -1,3 +1,18 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_NORDIC_H
 #define KEYMAP_NORDIC_H
 
diff --git a/quantum/keymap_extras/keymap_norwegian.h b/quantum/keymap_extras/keymap_norwegian.h
index 5c4e8c495..b7128973a 100644
--- a/quantum/keymap_extras/keymap_norwegian.h
+++ b/quantum/keymap_extras/keymap_norwegian.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_NORWEGIAN_H
 #define KEYMAP_NORWEGIAN_H
 
diff --git a/quantum/keymap_extras/keymap_plover.h b/quantum/keymap_extras/keymap_plover.h
index 9b88f7d84..de6d8c53f 100644
--- a/quantum/keymap_extras/keymap_plover.h
+++ b/quantum/keymap_extras/keymap_plover.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 James Kay
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_PLOVER_H
 #define KEYMAP_PLOVER_H
 
diff --git a/quantum/keymap_extras/keymap_russian.h b/quantum/keymap_extras/keymap_russian.h
deleted file mode 100644
index 237e9abde..000000000
--- a/quantum/keymap_extras/keymap_russian.h
+++ /dev/null
@@ -1,77 +0,0 @@
-#ifndef KEYMAP_RUSSIAN_H
-#define KEYMAP_RUSSIAN_H
-
-#include "keymap.h"
-
-// Normal Chracters      // reg   SHIFT
-#define RU_A     KC_F    // а and А
-#define RU_BE    KC_COMM // б and Б
-#define RU_VE    KC_D    // в and В
-#define RU_GHE   KC_U    // г and Г
-#define RU_DE    KC_L    // д and Д
-#define RU_IE    KC_T    // е and Е
-#define RU_IO    KC_GRV  // ё and Ё
-#define RU_ZHE   KC_SCLN // ж and Ж
-#define RU_ZE    KC_P    // з and З
-#define RU_I     KC_B    // и and И
-#define RU_SRT_I KC_Q    // й and Й
-#define RU_KA    KC_R    // к and К
-#define RU_EL    KC_K    // л and Л
-#define RU_EM    KC_V    // м and М
-#define RU_EN    KC_Y    // н and Н
-#define RU_O     KC_J    // о and О
-#define RU_PE    KC_G    // п and П
-#define RU_ER    KC_H    // р and Р
-#define RU_ES    KC_C    // с and С
-#define RU_TE    KC_N    // т and Т
-#define RU_U     KC_E    // у and У
-#define RU_EF    KC_A    // ф and Ф
-#define RU_HA    KC_LBRC // х and Х
-#define RU_TSE   KC_W    // ц and Ц
-#define RU_CHE   KC_X    // ч and Ч
-#define RU_SHA   KC_I    // ш and Ш
-#define RU_SHCHA KC_O    // щ and Щ
-#define RU_HSIGN KC_RBRC // ъ and Ъ
-#define RU_YERU  KC_S    // ы and Ы
-#define RU_SSIGN KC_M    // ь and Ь
-#define RU_E     KC_QUOT // э and Э
-#define RU_YU    KC_DOT  // ю and Ю
-#define RU_YA    KC_Z    // я and Я
-
-#define RU_1     KC_1    // 1 and !
-#define RU_2     KC_2    // 2 and "
-#define RU_3     KC_3    // 3 and №
-#define RU_4     KC_4    // 4 and ;
-#define RU_5     KC_5    // 5 and %
-#define RU_6     KC_6    // 6 and :
-#define RU_7     KC_7    // 7 and ?
-#define RU_8     KC_8    // 8 and *
-#define RU_9     KC_9    // 9 and (
-#define RU_0     KC_0    // 0 and )
-
-#define RU_MINS  KC_MINS // - and _
-#define RU_EQL   KC_EQL  // = and +
-#define RU_BSLS  KC_BSLS // \ and /
-#define RU_DOT   KC_SLSH // . and ,
-
-// Shifted Chracters
-#define RU_EXLM LSFT(RU_1) // !
-#define RU_DQUT LSFT(RU_2) // "
-#define RU_NMRO LSFT(RU_3) // №
-#define RU_SCLN LSFT(RU_4) // ;
-#define RU_PERC LSFT(RU_5) // %
-#define RU_COLN LSFT(RU_6) // :
-#define RU_QUES LSFT(RU_7) // ?
-#define RU_ASTR LSFT(RU_8) // *
-#define RU_LPRN LSFT(RU_9) // (
-#define RU_RPRN LSFT(RU_0) // )
-
-#define RU_UNDR LSFT(RU_MINS) // _
-#define RU_PLUS LSFT(RU_EQL)  // +
-#define RU_SLSH LSFT(RU_BSLS) // /
-#define RU_COMM LSFT(RU_DOT)  // ,
-
-// Alt Gr-ed characters
-#define RU_RUBL RALT(RU_8) // ₽
-
-#endif
diff --git a/quantum/keymap_extras/keymap_spanish.h b/quantum/keymap_extras/keymap_spanish.h
index 4ba568af2..3a5787e9c 100644
--- a/quantum/keymap_extras/keymap_spanish.h
+++ b/quantum/keymap_extras/keymap_spanish.h
@@ -1,3 +1,18 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_SPANISH_H
 #define KEYMAP_SPANISH_H
 
diff --git a/quantum/keymap_extras/keymap_uk.h b/quantum/keymap_extras/keymap_uk.h
index 00c87afc3..9d02efe04 100644
--- a/quantum/keymap_extras/keymap_uk.h
+++ b/quantum/keymap_extras/keymap_uk.h
@@ -1,3 +1,18 @@
+/* Copyright 2015-2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef KEYMAP_UK_H
 #define KEYMAP_UK_H
 
diff --git a/quantum/keymap_extras/keymap_unicode_cyrillic.h b/quantum/keymap_extras/keymap_unicode_cyrillic.h
deleted file mode 100644
index a40626d91..000000000
--- a/quantum/keymap_extras/keymap_unicode_cyrillic.h
+++ /dev/null
@@ -1,163 +0,0 @@
-#ifndef KEYMAP_CYRILLIC_H
-#define KEYMAP_CYRILLIC_H
-
-#include "keymap.h"
-
-/*
- * This is based off of
- * https://en.wikipedia.org/wiki/Cyrillic_script
- *
- * Unicode is iffy, a software implementation is preferred
- */
-
-// Capital                   Char russian/ukrainian/bulgarian
-#define CY_A     UC(0x0410) // А  rus ukr bul
-#define CY_BE    UC(0x0411) // Б  rus ukr bul
-#define CY_VE    UC(0x0412) // В  rus ukr bul
-#define CY_GHE   UC(0x0413) // Г  rus ukr bul
-#define CY_GHEUP UC(0x0490) // Ґ      ukr
-#define CY_DE    UC(0x0414) // Д  rus ukr bul
-#define CY_DJE   UC(0x0402) // Ђ
-#define CY_GJE   UC(0x0403) // Ѓ
-#define CY_IE    UC(0x0415) // Е  rus ukr bul
-#define CY_IO    UC(0x0401) // Ё  rus
-#define CY_UIE   UC(0x0404) // Є      ukr
-#define CY_ZHE   UC(0x0416) // Ж  rus ukr bul
-#define CY_ZE    UC(0x0417) // З  rus ukr bul
-#define CY_DZE   UC(0x0405) // Ѕ
-#define CY_I     UC(0x0418) // И  rus ukr bul
-#define CY_B_U_I UC(0x0406) // І      ukr
-#define CY_YI    UC(0x0407) // Ї      ukr
-#define CY_SRT_I UC(0x0419) // Й  rus ukr bul
-#define CY_JE    UC(0x0408) // Ј
-#define CY_KA    UC(0x041a) // К  rus ukr bul
-#define CY_EL    UC(0x041b) // Л  rus ukr bul
-#define CY_LJE   UC(0x0409) // Љ
-#define CY_EM    UC(0x041c) // М  rus ukr bul
-#define CY_EN    UC(0x041d) // Н  rus ukr bul
-#define CY_NJE   UC(0x040a) // Њ
-#define CY_O     UC(0x041e) // О  rus ukr bul
-#define CY_PE    UC(0x041f) // П  rus ukr bul
-#define CY_ER    UC(0x0420) // Р  rus ukr bul
-#define CY_ES    UC(0x0421) // С  rus ukr bul
-#define CY_TE    UC(0x0422) // Т  rus ukr bul
-#define CY_TSHE  UC(0x040b) // Ћ
-#define CY_KJE   UC(0x040c) // Ќ
-#define CY_U     UC(0x0423) // У  rus ukr bul
-#define CY_SRT_U UC(0x040e) // Ў
-#define CY_EF    UC(0x0424) // Ф  rus ukr bul
-#define CY_HA    UC(0x0425) // Х  rus     bul
-#define CY_TSE   UC(0x0426) // Ц  rus ukr bul
-#define CY_CHE   UC(0x0427) // Ч  rus ukr bul
-#define CY_DZHE  UC(0x040f) // Џ
-#define CY_SHA   UC(0x0428) // Ш  rus ukr bul
-#define CY_SHCHA UC(0x0429) // Щ  rus ukr bul
-#define CY_HSIGN UC(0x042a) // Ъ  rus     bul
-#define CY_YERU  UC(0x042b) // Ы  rus
-#define CY_SSIGN UC(0x042c) // Ь  rus ukr bul
-#define CY_E     UC(0x042d) // Э  rus
-#define CY_YU    UC(0x042e) // Ю  rus ukr bul
-#define CY_YA    UC(0x042f) // Я  rus ukr bul
-// Important Cyrillic non-Slavic letters
-#define CY_PALOCHKA UC(0x04c0) // Ӏ
-#define CY_SCHWA UC(0x04d8) // Ә
-#define CY_GHE_S UC(0x0492) // Ғ
-#define CY_ZE_D  UC(0x0498) // Ҙ
-#define CY_ES_D  UC(0x04aa) // Ҫ
-#define CY_BR_KA UC(0x04a0) // Ҡ
-#define CY_ZHE_D UC(0x0496) // Җ
-#define CY_KA_D  UC(0x049a) // Қ
-#define CY_EN_D  UC(0x04a2) // Ң
-#define CY_ENGHE UC(0x04a4) // Ҥ
-#define CY_BRD_O UC(0x04e8) // Ө
-#define CY_STR_U UC(0x04ae) // Ү
-#define CY_S_U_S UC(0x04b0) // Ұ
-#define CY_SHHA  UC(0x04ba) // Һ
-#define CY_HA_D  UC(0x04b2) // Ҳ
-
-
-// Small
-#define CY_a     UC(0x0430) // a  rus ukr bul
-#define CY_be    UC(0x0431) // б  rus ukr bul
-#define CY_ve    UC(0x0432) // в  rus ukr bul
-#define CY_ghe   UC(0x0433) // г  rus ukr bul
-#define CY_gheup UC(0x0491) // ґ      ukr
-#define CY_de    UC(0x0434) // д  rus ukr bul
-#define CY_dje   UC(0x0452) // ђ
-#define CY_gje   UC(0x0453) // ѓ
-#define CY_ie    UC(0x0435) // е  rus ukr bul
-#define CY_io    UC(0x0451) // ё  rus
-#define CY_uie   UC(0x0454) // є      ukr
-#define CY_zhe   UC(0x0436) // ж  rus ukr bul
-#define CY_ze    UC(0x0437) // з  rus ukr bul
-#define CY_dze   UC(0x0455) // ѕ
-#define CY_i     UC(0x0438) // и  rus ukr bul
-#define CY_b_u_i UC(0x0456) // і      ukr
-#define CY_yi    UC(0x0457) // ї      ukr
-#define CY_srt_i UC(0x0439) // й  rus ukr bul
-#define CY_je    UC(0x0458) // ј
-#define CY_ka    UC(0x043a) // к  rus ukr bul
-#define CY_el    UC(0x043b) // л  rus ukr bul
-#define CY_lje   UC(0x0459) // љ
-#define CY_em    UC(0x043c) // м  rus ukr bul
-#define CY_en    UC(0x043d) // н  rus ukr bul
-#define CY_nje   UC(0x045a) // њ
-#define CY_o     UC(0x043e) // о  rus ukr bul
-#define CY_pe    UC(0x043f) // п  rus ukr bul
-#define CY_er    UC(0x0440) // р  rus ukr bul
-#define CY_es    UC(0x0441) // с  rus ukr bul
-#define CY_te    UC(0x0442) // т  rus ukr bul
-#define CY_tshe  UC(0x045b) // ћ
-#define CY_kje   UC(0x045c) // ќ
-#define CY_u     UC(0x0443) // у  rus ukr bul
-#define CY_srt_u UC(0x045e) // ў
-#define CY_ef    UC(0x0444) // ф  rus ukr bul
-#define CY_ha    UC(0x0445) // х  rus ukr bul
-#define CY_tse   UC(0x0446) // ц  rus ukr bul
-#define CY_che   UC(0x0447) // ч  rus ukr bul
-#define CY_dzhe  UC(0x045f) // џ
-#define CY_sha   UC(0x0448) // ш  rus ukr bul
-#define CY_shcha UC(0x0449) // щ  rus ukr bul
-#define CY_hsign UC(0x044a) // ъ  rus     bul
-#define CY_yeru  UC(0x044b) // ы  rus
-#define CY_ssign UC(0x044c) // ь  rus ukr bul
-#define CY_e     UC(0x044d) // э  rus
-#define CY_yu    UC(0x044e) // ю  rus ukr bul
-#define CY_ya    UC(0x044f) // я  rus ukr bul
-// Important Cyrillic non-Slavic letters
-#define CY_palochka UC(0x04cf) // ӏ
-#define CY_schwa UC(0x04d9) // ә
-#define CY_ghe_s UC(0x0493) // ғ
-#define CY_ze_d  UC(0x0499) // ҙ
-#define CY_es_d  UC(0x04ab) // ҫ
-#define CY_br_ka UC(0x04a1) // ҡ
-#define CY_zhe_d UC(0x0497) // җ
-#define CY_ka_d  UC(0x049b) // қ
-#define CY_en_d  UC(0x04a3) // ң
-#define CY_enghe UC(0x04a5) // ҥ
-#define CY_brd_o UC(0x04e9) // ө
-#define CY_str_u UC(0x04af) // ү
-#define CY_s_u_s UC(0x04b1) // ұ
-#define CY_shha  UC(0x04bb) // һ
-#define CY_ha_d  UC(0x04b3) // ҳ
-
-
-// Extra
-#define CY_slr_ve UC(0x1c80) // ᲀ CYRILLIC SMALL LETTER ROUNDED VE
-#define CY_ll_de  UC(0x1c81) // ᲁ CYRILLIC SMALL LETTER LONG-LEGGED DE
-#define CY_ZEMLYA UC(0xa640) // Ꙁ CYRILLIC CAPITAL LETTER ZEMLYA
-#define CY_zemlya UC(0xa641) // ꙁ CYRILLIC SMALL LETTER ZEMLYA
-#define CY_RV_DZE UC(0xa644) // Ꙅ CYRILLIC CAPITAL LETTER REVERSED DZE
-#define CY_rv_DZE UC(0xa645) // ꙅ CYRILLIC SMALL LETTER REVERSED DZE
-#define CY_slw_es UC(0x1c83) // ᲃ CYRILLIC SMALL LETTER WIDE ES
-#define CY_st_te  UC(0x1c84) // ᲄ CYRILLIC SMALL LETTER TALL TE
-#define CY_3l_te  UC(0x1c85) // ᲅ CYRILLIC SMALL LETTER THREE-LEGGED TE
-#define CY_thsign UC(0x1c86) // ᲆ CYRILLIC SMALL LETTER TALL HARD SIGN
-#define CY_YERUBY UC(0xa650) // Ꙑ CYRILLIC CAPITAL LETTER YERU WITH BACK YER
-#define CY_yeruby UC(0xa651) // ꙑ CYRILLIC SMALL LETTER YERU WITH BACK YER
-#define CY_RUBL   UC(0x20bd) // ₽
-#define CY_NMRO   UC(0x2116) // №
-
-// The letters Zje and Sje are made for other letters and accent marks
-
-#endif
diff --git a/quantum/light_ws2812.c b/quantum/light_ws2812.c
index a883b1388..2506e3d8e 100755
--- a/quantum/light_ws2812.c
+++ b/quantum/light_ws2812.c
@@ -7,7 +7,18 @@
 * Jan 18th, 2014  v2.0b Initial Version
 * Nov 29th, 2015  v2.3  Added SK6812RGBW support
 *
-* License: GNU GPL v2 (see License.txt)
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 2 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "light_ws2812.h"
@@ -70,7 +81,7 @@ void I2C_WriteBit(unsigned char c)
 
 // Inits bitbanging port, must be called before using the functions below
 //
-void I2C_Init()
+void I2C_Init(void)
 {
     I2C_PORT &= ~ ((1 << I2C_DAT) | (1 << I2C_CLK));
 
@@ -82,7 +93,7 @@ void I2C_Init()
 
 // Send a START Condition
 //
-void I2C_Start()
+void I2C_Start(void)
 {
     // set both to high at the same time
     I2C_DDR &= ~ ((1 << I2C_DAT) | (1 << I2C_CLK));
@@ -97,7 +108,7 @@ void I2C_Start()
 
 // Send a STOP Condition
 //
-void I2C_Stop()
+void I2C_Stop(void)
 {
     I2C_CLOCK_HI();
     _delay_us(I2C_DELAY);
diff --git a/quantum/light_ws2812.h b/quantum/light_ws2812.h
index 2f78c20fc..60924a0fb 100755
--- a/quantum/light_ws2812.h
+++ b/quantum/light_ws2812.h
@@ -6,8 +6,18 @@
  *
  * Please do not change this file! All configuration is handled in "ws2812_config.h"
  *
- * License: GNU GPL v2 (see License.txt)
- +
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef LIGHT_WS2812_H_
diff --git a/quantum/matrix.c b/quantum/matrix.c
index 07eb87bc3..5337e2626 100644
--- a/quantum/matrix.c
+++ b/quantum/matrix.c
@@ -1,6 +1,5 @@
 /*
-Copyright 2012 Jun Wako
-Copyright 2014 Jack Humbert
+Copyright 2012-2017 Jun Wako, Jack Humbert
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -60,13 +59,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     extern const matrix_row_t matrix_mask[];
 #endif
 
+#if (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW)
 static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
 static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+#endif
 
 /* matrix state(1:on, 0:off) */
 static matrix_row_t matrix[MATRIX_ROWS];
 
-static matrix_row_t matrix_raw[MATRIX_ROWS];
 static matrix_row_t matrix_debouncing[MATRIX_ROWS];
 
 
@@ -76,7 +76,7 @@ static matrix_row_t matrix_debouncing[MATRIX_ROWS];
     static void unselect_rows(void);
     static void select_row(uint8_t row);
     static void unselect_row(uint8_t row);
-#else // ROW2COL
+#elif (DIODE_DIRECTION == ROW2COL)
     static void init_rows(void);
     static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col);
     static void unselect_cols(void);
@@ -133,7 +133,7 @@ uint8_t matrix_cols(void) {
 //         /* PORTxn */
 //         _SFR_IO8((col_pins[c] >> 4) + 2) |= _BV(col_pins[c] & 0xF);
 //     }
-// #else
+// #elif (DIODE_DIRECTION == ROW2COL)
 //     for (int8_t c = MATRIX_COLS - 1; c >= 0; --c) {
 //         /* DDRxn */
 //         _SFR_IO8((col_pins[c] >> 4) + 1) |= _BV(col_pins[c] & 0xF);
@@ -158,7 +158,7 @@ void matrix_init(void) {
 #if (DIODE_DIRECTION == COL2ROW)
     unselect_rows();
     init_cols();
-#else // ROW2COL
+#elif (DIODE_DIRECTION == ROW2COL)
     unselect_cols();
     init_rows();
 #endif
@@ -166,7 +166,6 @@ void matrix_init(void) {
     // initialize matrix state: all keys off
     for (uint8_t i=0; i < MATRIX_ROWS; i++) {
         matrix[i] = 0;
-        matrix_raw[i] = 0;
         matrix_debouncing[i] = 0;
     }
 
@@ -194,7 +193,7 @@ uint8_t matrix_scan(void)
 
     }
 
-#else // ROW2COL
+#elif (DIODE_DIRECTION == ROW2COL)
 
     // Set col, read rows
     for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
@@ -336,7 +335,7 @@ static void unselect_rows(void)
     }
 }
 
-#else // ROW2COL
+#elif (DIODE_DIRECTION == ROW2COL)
 
 static void init_rows(void)
 {
diff --git a/quantum/pincontrol.h b/quantum/pincontrol.h
index 36ce29ef2..d77977ebe 100644
--- a/quantum/pincontrol.h
+++ b/quantum/pincontrol.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Wez Furlong
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #pragma once
 // Some helpers for controlling gpio pins
 #include <avr/io.h>
diff --git a/quantum/process_keycode/process_audio.c b/quantum/process_keycode/process_audio.c
new file mode 100644
index 000000000..0b6380ed3
--- /dev/null
+++ b/quantum/process_keycode/process_audio.c
@@ -0,0 +1,62 @@
+#include "audio.h"
+#include "process_audio.h"
+
+static float compute_freq_for_midi_note(uint8_t note)
+{
+    // https://en.wikipedia.org/wiki/MIDI_tuning_standard
+    return pow(2.0, (note - 69) / 12.0) * 440.0f;
+}
+
+bool process_audio(uint16_t keycode, keyrecord_t *record) {
+
+    if (keycode == AU_ON && record->event.pressed) {
+      audio_on();
+      return false;
+    }
+
+    if (keycode == AU_OFF && record->event.pressed) {
+      audio_off();
+      return false;
+    }
+
+    if (keycode == AU_TOG && record->event.pressed) {
+        if (is_audio_on())
+        {
+            audio_off();
+        }
+        else
+        {
+            audio_on();
+        }
+        return false;
+    }
+
+    if (keycode == MUV_IN && record->event.pressed) {
+        voice_iterate();
+        music_scale_user();
+        return false;
+    }
+
+    if (keycode == MUV_DE && record->event.pressed) {
+        voice_deiterate();
+        music_scale_user();
+        return false;
+    }
+
+    return true;
+}
+
+void process_audio_noteon(uint8_t note) {
+    play_note(compute_freq_for_midi_note(note), 0xF);
+}
+
+void process_audio_noteoff(uint8_t note) {
+    stop_note(compute_freq_for_midi_note(note));
+}
+
+void process_audio_all_notes_off(void) {
+    stop_all_notes();
+}
+
+__attribute__ ((weak))
+void audio_on_user() {}
\ No newline at end of file
diff --git a/quantum/process_keycode/process_audio.h b/quantum/process_keycode/process_audio.h
new file mode 100644
index 000000000..7ac15b733
--- /dev/null
+++ b/quantum/process_keycode/process_audio.h
@@ -0,0 +1,11 @@
+#ifndef PROCESS_AUDIO_H
+#define PROCESS_AUDIO_H
+
+bool process_audio(uint16_t keycode, keyrecord_t *record);
+void process_audio_noteon(uint8_t note);
+void process_audio_noteoff(uint8_t note);
+void process_audio_all_notes_off(void);
+
+void audio_on_user(void);
+
+#endif
\ No newline at end of file
diff --git a/quantum/process_keycode/process_chording.c b/quantum/process_keycode/process_chording.c
index d7814629f..6c6ebe300 100644
--- a/quantum/process_keycode/process_chording.c
+++ b/quantum/process_keycode/process_chording.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "process_chording.h"
 
 bool keys_chord(uint8_t keys[]) {
@@ -57,4 +73,4 @@ bool process_chording(uint16_t keycode, keyrecord_t *record) {
     }
   }
   return true;
-}
\ No newline at end of file
+}
diff --git a/quantum/process_keycode/process_chording.h b/quantum/process_keycode/process_chording.h
index 49c97db3b..8c0f4862a 100644
--- a/quantum/process_keycode/process_chording.h
+++ b/quantum/process_keycode/process_chording.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef PROCESS_CHORDING_H
 #define PROCESS_CHORDING_H
 
@@ -13,4 +29,4 @@ uint8_t chord_key_down = 0;
 
 bool process_chording(uint16_t keycode, keyrecord_t *record);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/process_keycode/process_combo.c b/quantum/process_keycode/process_combo.c
new file mode 100644
index 000000000..58d45add2
--- /dev/null
+++ b/quantum/process_keycode/process_combo.c
@@ -0,0 +1,150 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "process_combo.h"
+#include "print.h"
+
+
+#define COMBO_TIMER_ELAPSED -1
+
+
+__attribute__ ((weak))
+combo_t key_combos[] = {
+
+};
+
+__attribute__ ((weak))
+void process_combo_event(uint8_t combo_index, bool pressed) {
+
+}
+
+static uint8_t current_combo_index = 0;
+
+static inline void send_combo(uint16_t action, bool pressed)
+{
+    if (action) {
+        if (pressed) {
+            register_code16(action);
+        } else {
+            unregister_code16(action);
+        }
+    } else {
+        process_combo_event(current_combo_index, pressed);
+    }
+}
+
+#define ALL_COMBO_KEYS_ARE_DOWN     (((1<<count)-1) == combo->state)
+#define NO_COMBO_KEYS_ARE_DOWN      (0 == combo->state)
+#define KEY_STATE_DOWN(key)         do{ combo->state |= (1<<key); } while(0)
+#define KEY_STATE_UP(key)           do{ combo->state &= ~(1<<key); } while(0)
+static bool process_single_combo(combo_t *combo, uint16_t keycode, keyrecord_t *record) 
+{
+    uint8_t count = 0;
+    uint8_t index = -1;
+    /* Find index of keycode and number of combo keys */
+    for (const uint16_t *keys = combo->keys; ;++count) {
+        uint16_t key = pgm_read_word(&keys[count]);
+        if (keycode == key) index = count;
+        if (COMBO_END == key) break;
+    }
+
+    /* Return if not a combo key */
+    if (-1 == (int8_t)index) return false;
+
+    /* The combos timer is used to signal whether the combo is active */
+    bool is_combo_active = COMBO_TIMER_ELAPSED == combo->timer ? false : true;
+
+    if (record->event.pressed) {
+        KEY_STATE_DOWN(index);
+
+        if (is_combo_active) {
+            if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was pressed */
+                send_combo(combo->keycode, true);
+                combo->timer = COMBO_TIMER_ELAPSED;
+            } else { /* Combo key was pressed */
+                combo->timer = timer_read();
+#ifdef COMBO_ALLOW_ACTION_KEYS
+                combo->prev_record = *record;
+#else
+                combo->prev_key = keycode;
+#endif
+            }
+        }
+    } else {
+        if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was released */
+            send_combo(combo->keycode, false);
+        }
+
+        if (is_combo_active) { /* Combo key was tapped */
+#ifdef COMBO_ALLOW_ACTION_KEYS
+            record->event.pressed = true;
+            process_action(record, store_or_get_action(record->event.pressed, record->event.key));
+            record->event.pressed = false;
+            process_action(record, store_or_get_action(record->event.pressed, record->event.key));
+#else
+            register_code16(keycode);
+            send_keyboard_report();
+            unregister_code16(keycode);
+#endif
+            combo->timer = 0;            
+        }
+
+        KEY_STATE_UP(index);        
+    }
+
+    if (NO_COMBO_KEYS_ARE_DOWN) {
+        combo->timer = 0;
+    }
+
+    return is_combo_active;
+}
+
+bool process_combo(uint16_t keycode, keyrecord_t *record)
+{
+    bool is_combo_key = false;
+
+    for (current_combo_index = 0; current_combo_index < COMBO_COUNT; ++current_combo_index) {
+        combo_t *combo = &key_combos[current_combo_index];
+        is_combo_key |= process_single_combo(combo, keycode, record);
+    }    
+
+    return !is_combo_key;
+}
+
+void matrix_scan_combo(void)
+{
+    for (int i = 0; i < COMBO_COUNT; ++i) {
+        combo_t *combo = &key_combos[i];
+        if (combo->timer && 
+            combo->timer != COMBO_TIMER_ELAPSED && 
+            timer_elapsed(combo->timer) > COMBO_TERM) {
+            
+            /* This disables the combo, meaning key events for this
+             * combo will be handled by the next processors in the chain 
+             */
+            combo->timer = COMBO_TIMER_ELAPSED;
+
+#ifdef COMBO_ALLOW_ACTION_KEYS
+            process_action(&combo->prev_record, 
+                store_or_get_action(combo->prev_record.event.pressed, 
+                                    combo->prev_record.event.key));
+#else
+            unregister_code16(combo->prev_key);
+            register_code16(combo->prev_key);
+#endif
+        }
+    }
+}
diff --git a/quantum/process_keycode/process_combo.h b/quantum/process_keycode/process_combo.h
new file mode 100644
index 000000000..a5dbd788a
--- /dev/null
+++ b/quantum/process_keycode/process_combo.h
@@ -0,0 +1,59 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PROCESS_COMBO_H
+#define PROCESS_COMBO_H
+
+#include <stdint.h>
+#include "progmem.h"
+#include "quantum.h"
+
+typedef struct
+{
+    const uint16_t *keys;
+    uint16_t keycode;        
+#ifdef EXTRA_EXTRA_LONG_COMBOS
+    uint32_t state;
+#elif EXTRA_LONG_COMBOS
+    uint16_t state;
+#else
+    uint8_t state;
+#endif
+    uint16_t timer;
+#ifdef COMBO_ALLOW_ACTION_KEYS
+    keyrecord_t prev_record;
+#else
+    uint16_t prev_key;
+#endif
+} combo_t;
+
+
+#define COMBO(ck, ca)       {.keys = &(ck)[0], .keycode = (ca)}
+#define COMBO_ACTION(ck)    {.keys = &(ck)[0]}
+
+#define COMBO_END 0
+#ifndef COMBO_COUNT
+#define COMBO_COUNT 0
+#endif
+#ifndef COMBO_TERM
+#define COMBO_TERM TAPPING_TERM
+#endif
+
+bool process_combo(uint16_t keycode, keyrecord_t *record);
+void matrix_scan_combo(void);
+void process_combo_event(uint8_t combo_index, bool pressed);
+
+#endif
diff --git a/quantum/process_keycode/process_leader.c b/quantum/process_keycode/process_leader.c
index e53d221e7..473906d65 100644
--- a/quantum/process_keycode/process_leader.c
+++ b/quantum/process_keycode/process_leader.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "process_leader.h"
 
 __attribute__ ((weak))
@@ -35,4 +51,4 @@ bool process_leader(uint16_t keycode, keyrecord_t *record) {
     }
   }
   return true;
-}
\ No newline at end of file
+}
diff --git a/quantum/process_keycode/process_leader.h b/quantum/process_keycode/process_leader.h
index c83db8abb..da7a3d2ef 100644
--- a/quantum/process_keycode/process_leader.h
+++ b/quantum/process_keycode/process_leader.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef PROCESS_LEADER_H
 #define PROCESS_LEADER_H
 
@@ -20,4 +36,4 @@ void leader_end(void);
 #define LEADER_EXTERNS() extern bool leading; extern uint16_t leader_time; extern uint16_t leader_sequence[5]; extern uint8_t leader_sequence_size
 #define LEADER_DICTIONARY() if (leading && timer_elapsed(leader_time) > LEADER_TIMEOUT)
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/process_keycode/process_midi.c b/quantum/process_keycode/process_midi.c
index 577dad43a..9184feaae 100644
--- a/quantum/process_keycode/process_midi.c
+++ b/quantum/process_keycode/process_midi.c
@@ -1,68 +1,253 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "process_midi.h"
 
-bool midi_activated = false;
-uint8_t midi_starting_note = 0x0C;
-int midi_offset = 7;
-
-bool process_midi(uint16_t keycode, keyrecord_t *record) {
-    if (keycode == MI_ON && record->event.pressed) {
-      midi_activated = true;
-#ifdef AUDIO_ENABLE
-      music_scale_user();
-#endif
-      return false;
-    }
+#ifdef MIDI_ENABLE
+#include "midi.h"
+
+#ifdef MIDI_BASIC
+
+void process_midi_basic_noteon(uint8_t note) 
+{
+    midi_send_noteon(&midi_device, 0, note, 128);
+}
+
+void process_midi_basic_noteoff(uint8_t note)
+{
+    midi_send_noteoff(&midi_device, 0, note, 0);
+}
+
+void process_midi_all_notes_off(void)
+{
+    midi_send_cc(&midi_device, 0, 0x7B, 0);
+}
+
+#endif // MIDI_BASIC
+
+#ifdef MIDI_ADVANCED
+
+#include "timer.h"
+
+static uint8_t tone_status[MIDI_TONE_COUNT];
+
+static uint8_t midi_modulation;
+static int8_t midi_modulation_step;
+static uint16_t midi_modulation_timer;
+
+inline uint8_t compute_velocity(uint8_t setting)
+{
+    return (setting + 1) * (128 / (MIDI_VELOCITY_MAX - MIDI_VELOCITY_MIN + 1));
+}
 
-    if (keycode == MI_OFF && record->event.pressed) {
-      midi_activated = false;
-      midi_send_cc(&midi_device, 0, 0x7B, 0);
-      return false;
+void midi_init(void)
+{
+    midi_config.octave = MI_OCT_2 - MIDI_OCTAVE_MIN;
+    midi_config.transpose = 0;
+    midi_config.velocity = (MIDI_VELOCITY_MAX - MIDI_VELOCITY_MIN);
+    midi_config.channel = 0;
+    midi_config.modulation_interval = 8;
+
+    for (uint8_t i = 0; i < MIDI_TONE_COUNT; i++)
+    {
+        tone_status[i] = MIDI_INVALID_NOTE;
     }
 
-    if (midi_activated) {
-      if (record->event.key.col == (MATRIX_COLS - 1) && record->event.key.row == (MATRIX_ROWS - 1)) {
-          if (record->event.pressed) {
-              midi_starting_note++; // Change key
-              midi_send_cc(&midi_device, 0, 0x7B, 0);
-          }
-          return false;
-      }
-      if (record->event.key.col == (MATRIX_COLS - 2) && record->event.key.row == (MATRIX_ROWS - 1)) {
-          if (record->event.pressed) {
-              midi_starting_note--; // Change key
-              midi_send_cc(&midi_device, 0, 0x7B, 0);
-          }
-          return false;
-      }
-      if (record->event.key.col == (MATRIX_COLS - 3) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) {
-          midi_offset++; // Change scale
-          midi_send_cc(&midi_device, 0, 0x7B, 0);
-          return false;
-      }
-      if (record->event.key.col == (MATRIX_COLS - 4) && record->event.key.row == (MATRIX_ROWS - 1) && record->event.pressed) {
-          midi_offset--; // Change scale
-          midi_send_cc(&midi_device, 0, 0x7B, 0);
-          return false;
-      }
-      // basic
-      // uint8_t note = (midi_starting_note + SCALE[record->event.key.col + midi_offset])+12*(MATRIX_ROWS - record->event.key.row);
-      // advanced
-      // uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+12*(MATRIX_ROWS - record->event.key.row);
-      // guitar
-      uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+5*(MATRIX_ROWS - record->event.key.row);
-      // violin
-      // uint8_t note = (midi_starting_note + record->event.key.col + midi_offset)+7*(MATRIX_ROWS - record->event.key.row);
-
-      if (record->event.pressed) {
-        // midi_send_noteon(&midi_device, record->event.key.row, midi_starting_note + SCALE[record->event.key.col], 127);
-        midi_send_noteon(&midi_device, 0, note, 127);
-      } else {
-        // midi_send_noteoff(&midi_device, record->event.key.row, midi_starting_note + SCALE[record->event.key.col], 127);
-        midi_send_noteoff(&midi_device, 0, note, 127);
-      }
-
-      if (keycode < 0xFF) // ignores all normal keycodes, but lets RAISE, LOWER, etc through
-        return false;
+    midi_modulation = 0;
+    midi_modulation_step = 0;
+    midi_modulation_timer = 0;
+}
+
+void midi_task(void)
+{
+    if (timer_elapsed(midi_modulation_timer) < midi_config.modulation_interval)
+        return;
+    midi_modulation_timer = timer_read();
+
+    if (midi_modulation_step != 0)
+    {
+        dprintf("midi modulation %d\n", midi_modulation);
+        midi_send_cc(&midi_device, midi_config.channel, 0x1, midi_modulation);
+
+        if (midi_modulation_step < 0 && midi_modulation < -midi_modulation_step) {
+            midi_modulation = 0;
+            midi_modulation_step = 0;
+            return;
+        }
+
+        midi_modulation += midi_modulation_step;
+
+        if (midi_modulation > 127)
+            midi_modulation = 127;
     }
-  return true;
 }
+
+uint8_t midi_compute_note(uint16_t keycode)
+{
+    return 12 * midi_config.octave + (keycode - MIDI_TONE_MIN) + midi_config.transpose;
+}
+
+bool process_midi(uint16_t keycode, keyrecord_t *record)
+{
+    switch (keycode) {
+        case MIDI_TONE_MIN ... MIDI_TONE_MAX:
+        {
+            uint8_t channel = midi_config.channel;
+            uint8_t tone = keycode - MIDI_TONE_MIN;
+            uint8_t velocity = compute_velocity(midi_config.velocity);
+            if (record->event.pressed) {
+                uint8_t note = midi_compute_note(keycode);
+                midi_send_noteon(&midi_device, channel, note, velocity);
+                dprintf("midi noteon channel:%d note:%d velocity:%d\n", channel, note, velocity);
+                tone_status[tone] = note;
+            }
+            else {
+                uint8_t note = tone_status[tone];
+                if (note != MIDI_INVALID_NOTE)
+                {
+                    midi_send_noteoff(&midi_device, channel, note, velocity);
+                    dprintf("midi noteoff channel:%d note:%d velocity:%d\n", channel, note, velocity);
+                }
+                tone_status[tone] = MIDI_INVALID_NOTE;
+            }
+            return false;
+        }
+        case MIDI_OCTAVE_MIN ... MIDI_OCTAVE_MAX:
+            if (record->event.pressed) {
+                midi_config.octave = keycode - MIDI_OCTAVE_MIN;
+                dprintf("midi octave %d\n", midi_config.octave);
+            }
+            return false;
+        case MI_OCTD:
+            if (record->event.pressed && midi_config.octave > 0) {
+                midi_config.octave--;
+                dprintf("midi octave %d\n", midi_config.octave);
+            }
+            return false;
+        case MI_OCTU:
+            if (record->event.pressed && midi_config.octave < (MIDI_OCTAVE_MAX - MIDI_OCTAVE_MIN)) {
+                midi_config.octave++;
+                dprintf("midi octave %d\n", midi_config.octave);
+            }
+            return false;
+        case MIDI_TRANSPOSE_MIN ... MIDI_TRANSPOSE_MAX:
+            if (record->event.pressed) {
+                midi_config.transpose = keycode - MI_TRNS_0;
+                dprintf("midi transpose %d\n", midi_config.transpose);
+            }
+            return false;
+        case MI_TRNSD:
+            if (record->event.pressed && midi_config.transpose > (MIDI_TRANSPOSE_MIN - MI_TRNS_0)) {
+                midi_config.transpose--;
+                dprintf("midi transpose %d\n", midi_config.transpose);
+            }
+            return false;
+        case MI_TRNSU:
+            if (record->event.pressed && midi_config.transpose < (MIDI_TRANSPOSE_MAX - MI_TRNS_0)) {
+                const bool positive = midi_config.transpose > 0;
+                midi_config.transpose++;
+                if (positive && midi_config.transpose < 0)
+                    midi_config.transpose--;
+                dprintf("midi transpose %d\n", midi_config.transpose);
+            }
+            return false;
+        case MIDI_VELOCITY_MIN ... MIDI_VELOCITY_MAX:
+            if (record->event.pressed) {
+                midi_config.velocity = keycode - MIDI_VELOCITY_MIN;
+                dprintf("midi velocity %d\n", midi_config.velocity);
+            }
+            return false;
+        case MI_VELD:
+            if (record->event.pressed && midi_config.velocity > 0) {
+                midi_config.velocity--;
+                dprintf("midi velocity %d\n", midi_config.velocity);
+            }
+            return false;
+        case MI_VELU:
+            if (record->event.pressed) {
+                midi_config.velocity++;
+                dprintf("midi velocity %d\n", midi_config.velocity);
+            }
+            return false;
+        case MIDI_CHANNEL_MIN ... MIDI_CHANNEL_MAX:
+            if (record->event.pressed) {
+                midi_config.channel = keycode - MIDI_CHANNEL_MIN;
+                dprintf("midi channel %d\n", midi_config.channel);
+            }
+            return false;
+        case MI_CHD:
+            if (record->event.pressed) {
+                midi_config.channel--;
+                dprintf("midi channel %d\n", midi_config.channel);
+            }
+            return false;
+        case MI_CHU:
+            if (record->event.pressed) {
+                midi_config.channel++;
+                dprintf("midi channel %d\n", midi_config.channel);
+            }
+            return false;
+        case MI_ALLOFF:
+            if (record->event.pressed) {
+                midi_send_cc(&midi_device, midi_config.channel, 0x7B, 0);
+                dprintf("midi all notes off\n");
+            }
+            return false;
+        case MI_SUS:
+            midi_send_cc(&midi_device, midi_config.channel, 0x40, record->event.pressed ? 127 : 0);
+            dprintf("midi sustain %d\n", record->event.pressed);
+            return false;
+        case MI_PORT:
+            midi_send_cc(&midi_device, midi_config.channel, 0x41, record->event.pressed ? 127 : 0);
+            dprintf("midi portamento %d\n", record->event.pressed);
+            return false;
+        case MI_SOST:
+            midi_send_cc(&midi_device, midi_config.channel, 0x42, record->event.pressed ? 127 : 0);
+            dprintf("midi sostenuto %d\n", record->event.pressed);
+            return false;
+        case MI_SOFT:
+            midi_send_cc(&midi_device, midi_config.channel, 0x43, record->event.pressed ? 127 : 0);
+            dprintf("midi soft %d\n", record->event.pressed);
+            return false;
+        case MI_LEG:
+            midi_send_cc(&midi_device, midi_config.channel, 0x43, record->event.pressed ? 127 : 0);
+            dprintf("midi legato %d\n", record->event.pressed);
+            return false;
+        case MI_MOD:
+            midi_modulation_step = record->event.pressed ? 1 : -1;
+            return false;
+        case MI_MODSD:
+            if (record->event.pressed) {
+                midi_config.modulation_interval++;
+                // prevent overflow
+                if (midi_config.modulation_interval == 0)
+                    midi_config.modulation_interval--;
+                dprintf("midi modulation interval %d\n", midi_config.modulation_interval);
+            }
+            return false;
+        case MI_MODSU:
+            if (record->event.pressed && midi_config.modulation_interval > 0) {
+                midi_config.modulation_interval--;
+                dprintf("midi modulation interval %d\n", midi_config.modulation_interval);
+            }
+            return false;
+    };
+
+    return true;
+}
+
+#endif // MIDI_ADVANCED
+
+#endif // MIDI_ENABLE
diff --git a/quantum/process_keycode/process_midi.h b/quantum/process_keycode/process_midi.h
index acd4fc1b1..ccac8981a 100644
--- a/quantum/process_keycode/process_midi.h
+++ b/quantum/process_keycode/process_midi.h
@@ -1,207 +1,56 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef PROCESS_MIDI_H
 #define PROCESS_MIDI_H
 
 #include "quantum.h"
 
-bool process_midi(uint16_t keycode, keyrecord_t *record);
+#ifdef MIDI_ENABLE
+
+#ifdef MIDI_BASIC
+void process_midi_basic_noteon(uint8_t note);
+void process_midi_basic_noteoff(uint8_t note);
+void process_midi_all_notes_off(void);
+#endif
 
-#define MIDI(n) ((n) | 0x6000)
-#define MIDI12 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000
+#ifdef MIDI_ADVANCED
+typedef union {
+  uint32_t raw;
+  struct {
+    uint8_t octave              :4;
+    int8_t transpose            :4;
+    uint8_t velocity            :4;
+    uint8_t channel             :4;
+    uint8_t modulation_interval :4;
+  };
+} midi_config_t;
+
+midi_config_t midi_config;
+
+void midi_init(void);
+void midi_task(void);
+bool process_midi(uint16_t keycode, keyrecord_t *record);
 
-#define CHNL(note, channel) (note + (channel << 8))
+#define MIDI_INVALID_NOTE 0xFF
+#define MIDI_TONE_COUNT (MIDI_TONE_MAX - MIDI_TONE_MIN + 1)
 
-#define SCALE (int8_t []){ 0 + (12*0), 2 + (12*0), 4 + (12*0), 5 + (12*0), 7 + (12*0), 9 + (12*0), 11 + (12*0), \
-                           0 + (12*1), 2 + (12*1), 4 + (12*1), 5 + (12*1), 7 + (12*1), 9 + (12*1), 11 + (12*1), \
-                           0 + (12*2), 2 + (12*2), 4 + (12*2), 5 + (12*2), 7 + (12*2), 9 + (12*2), 11 + (12*2), \
-                           0 + (12*3), 2 + (12*3), 4 + (12*3), 5 + (12*3), 7 + (12*3), 9 + (12*3), 11 + (12*3), \
-                           0 + (12*4), 2 + (12*4), 4 + (12*4), 5 + (12*4), 7 + (12*4), 9 + (12*4), 11 + (12*4), }
+uint8_t midi_compute_note(uint16_t keycode);
+#endif // MIDI_ADVANCED
 
-#define N_CN1  (0x600C + (12 * -1) + 0 )
-#define N_CN1S (0x600C + (12 * -1) + 1 )
-#define N_DN1F (0x600C + (12 * -1) + 1 )
-#define N_DN1  (0x600C + (12 * -1) + 2 )
-#define N_DN1S (0x600C + (12 * -1) + 3 )
-#define N_EN1F (0x600C + (12 * -1) + 3 )
-#define N_EN1  (0x600C + (12 * -1) + 4 )
-#define N_FN1  (0x600C + (12 * -1) + 5 )
-#define N_FN1S (0x600C + (12 * -1) + 6 )
-#define N_GN1F (0x600C + (12 * -1) + 6 )
-#define N_GN1  (0x600C + (12 * -1) + 7 )
-#define N_GN1S (0x600C + (12 * -1) + 8 )
-#define N_AN1F (0x600C + (12 * -1) + 8 )
-#define N_AN1  (0x600C + (12 * -1) + 9 )
-#define N_AN1S (0x600C + (12 * -1) + 10)
-#define N_BN1F (0x600C + (12 * -1) + 10)
-#define N_BN1  (0x600C + (12 * -1) + 11)
-#define N_C0   (0x600C + (12 *  0) + 0 )
-#define N_C0S  (0x600C + (12 *  0) + 1 )
-#define N_D0F  (0x600C + (12 *  0) + 1 )
-#define N_D0   (0x600C + (12 *  0) + 2 )
-#define N_D0S  (0x600C + (12 *  0) + 3 )
-#define N_E0F  (0x600C + (12 *  0) + 3 )
-#define N_E0   (0x600C + (12 *  0) + 4 )
-#define N_F0   (0x600C + (12 *  0) + 5 )
-#define N_F0S  (0x600C + (12 *  0) + 6 )
-#define N_G0F  (0x600C + (12 *  0) + 6 )
-#define N_G0   (0x600C + (12 *  0) + 7 )
-#define N_G0S  (0x600C + (12 *  0) + 8 )
-#define N_A0F  (0x600C + (12 *  0) + 8 )
-#define N_A0   (0x600C + (12 *  0) + 9 )
-#define N_A0S  (0x600C + (12 *  0) + 10)
-#define N_B0F  (0x600C + (12 *  0) + 10)
-#define N_B0   (0x600C + (12 *  0) + 11)
-#define N_C1   (0x600C + (12 *  1) + 0 )
-#define N_C1S  (0x600C + (12 *  1) + 1 )
-#define N_D1F  (0x600C + (12 *  1) + 1 )
-#define N_D1   (0x600C + (12 *  1) + 2 )
-#define N_D1S  (0x600C + (12 *  1) + 3 )
-#define N_E1F  (0x600C + (12 *  1) + 3 )
-#define N_E1   (0x600C + (12 *  1) + 4 )
-#define N_F1   (0x600C + (12 *  1) + 5 )
-#define N_F1S  (0x600C + (12 *  1) + 6 )
-#define N_G1F  (0x600C + (12 *  1) + 6 )
-#define N_G1   (0x600C + (12 *  1) + 7 )
-#define N_G1S  (0x600C + (12 *  1) + 8 )
-#define N_A1F  (0x600C + (12 *  1) + 8 )
-#define N_A1   (0x600C + (12 *  1) + 9 )
-#define N_A1S  (0x600C + (12 *  1) + 10)
-#define N_B1F  (0x600C + (12 *  1) + 10)
-#define N_B1   (0x600C + (12 *  1) + 11)
-#define N_C2   (0x600C + (12 *  2) + 0 )
-#define N_C2S  (0x600C + (12 *  2) + 1 )
-#define N_D2F  (0x600C + (12 *  2) + 1 )
-#define N_D2   (0x600C + (12 *  2) + 2 )
-#define N_D2S  (0x600C + (12 *  2) + 3 )
-#define N_E2F  (0x600C + (12 *  2) + 3 )
-#define N_E2   (0x600C + (12 *  2) + 4 )
-#define N_F2   (0x600C + (12 *  2) + 5 )
-#define N_F2S  (0x600C + (12 *  2) + 6 )
-#define N_G2F  (0x600C + (12 *  2) + 6 )
-#define N_G2   (0x600C + (12 *  2) + 7 )
-#define N_G2S  (0x600C + (12 *  2) + 8 )
-#define N_A2F  (0x600C + (12 *  2) + 8 )
-#define N_A2   (0x600C + (12 *  2) + 9 )
-#define N_A2S  (0x600C + (12 *  2) + 10)
-#define N_B2F  (0x600C + (12 *  2) + 10)
-#define N_B2   (0x600C + (12 *  2) + 11)
-#define N_C3   (0x600C + (12 *  3) + 0 )
-#define N_C3S  (0x600C + (12 *  3) + 1 )
-#define N_D3F  (0x600C + (12 *  3) + 1 )
-#define N_D3   (0x600C + (12 *  3) + 2 )
-#define N_D3S  (0x600C + (12 *  3) + 3 )
-#define N_E3F  (0x600C + (12 *  3) + 3 )
-#define N_E3   (0x600C + (12 *  3) + 4 )
-#define N_F3   (0x600C + (12 *  3) + 5 )
-#define N_F3S  (0x600C + (12 *  3) + 6 )
-#define N_G3F  (0x600C + (12 *  3) + 6 )
-#define N_G3   (0x600C + (12 *  3) + 7 )
-#define N_G3S  (0x600C + (12 *  3) + 8 )
-#define N_A3F  (0x600C + (12 *  3) + 8 )
-#define N_A3   (0x600C + (12 *  3) + 9 )
-#define N_A3S  (0x600C + (12 *  3) + 10)
-#define N_B3F  (0x600C + (12 *  3) + 10)
-#define N_B3   (0x600C + (12 *  3) + 11)
-#define N_C4   (0x600C + (12 *  4) + 0 )
-#define N_C4S  (0x600C + (12 *  4) + 1 )
-#define N_D4F  (0x600C + (12 *  4) + 1 )
-#define N_D4   (0x600C + (12 *  4) + 2 )
-#define N_D4S  (0x600C + (12 *  4) + 3 )
-#define N_E4F  (0x600C + (12 *  4) + 3 )
-#define N_E4   (0x600C + (12 *  4) + 4 )
-#define N_F4   (0x600C + (12 *  4) + 5 )
-#define N_F4S  (0x600C + (12 *  4) + 6 )
-#define N_G4F  (0x600C + (12 *  4) + 6 )
-#define N_G4   (0x600C + (12 *  4) + 7 )
-#define N_G4S  (0x600C + (12 *  4) + 8 )
-#define N_A4F  (0x600C + (12 *  4) + 8 )
-#define N_A4   (0x600C + (12 *  4) + 9 )
-#define N_A4S  (0x600C + (12 *  4) + 10)
-#define N_B4F  (0x600C + (12 *  4) + 10)
-#define N_B4   (0x600C + (12 *  4) + 11)
-#define N_C5   (0x600C + (12 *  5) + 0 )
-#define N_C5S  (0x600C + (12 *  5) + 1 )
-#define N_D5F  (0x600C + (12 *  5) + 1 )
-#define N_D5   (0x600C + (12 *  5) + 2 )
-#define N_D5S  (0x600C + (12 *  5) + 3 )
-#define N_E5F  (0x600C + (12 *  5) + 3 )
-#define N_E5   (0x600C + (12 *  5) + 4 )
-#define N_F5   (0x600C + (12 *  5) + 5 )
-#define N_F5S  (0x600C + (12 *  5) + 6 )
-#define N_G5F  (0x600C + (12 *  5) + 6 )
-#define N_G5   (0x600C + (12 *  5) + 7 )
-#define N_G5S  (0x600C + (12 *  5) + 8 )
-#define N_A5F  (0x600C + (12 *  5) + 8 )
-#define N_A5   (0x600C + (12 *  5) + 9 )
-#define N_A5S  (0x600C + (12 *  5) + 10)
-#define N_B5F  (0x600C + (12 *  5) + 10)
-#define N_B5   (0x600C + (12 *  5) + 11)
-#define N_C6   (0x600C + (12 *  6) + 0 )
-#define N_C6S  (0x600C + (12 *  6) + 1 )
-#define N_D6F  (0x600C + (12 *  6) + 1 )
-#define N_D6   (0x600C + (12 *  6) + 2 )
-#define N_D6S  (0x600C + (12 *  6) + 3 )
-#define N_E6F  (0x600C + (12 *  6) + 3 )
-#define N_E6   (0x600C + (12 *  6) + 4 )
-#define N_F6   (0x600C + (12 *  6) + 5 )
-#define N_F6S  (0x600C + (12 *  6) + 6 )
-#define N_G6F  (0x600C + (12 *  6) + 6 )
-#define N_G6   (0x600C + (12 *  6) + 7 )
-#define N_G6S  (0x600C + (12 *  6) + 8 )
-#define N_A6F  (0x600C + (12 *  6) + 8 )
-#define N_A6   (0x600C + (12 *  6) + 9 )
-#define N_A6S  (0x600C + (12 *  6) + 10)
-#define N_B6F  (0x600C + (12 *  6) + 10)
-#define N_B6   (0x600C + (12 *  6) + 11)
-#define N_C7   (0x600C + (12 *  7) + 0 )
-#define N_C7S  (0x600C + (12 *  7) + 1 )
-#define N_D7F  (0x600C + (12 *  7) + 1 )
-#define N_D7   (0x600C + (12 *  7) + 2 )
-#define N_D7S  (0x600C + (12 *  7) + 3 )
-#define N_E7F  (0x600C + (12 *  7) + 3 )
-#define N_E7   (0x600C + (12 *  7) + 4 )
-#define N_F7   (0x600C + (12 *  7) + 5 )
-#define N_F7S  (0x600C + (12 *  7) + 6 )
-#define N_G7F  (0x600C + (12 *  7) + 6 )
-#define N_G7   (0x600C + (12 *  7) + 7 )
-#define N_G7S  (0x600C + (12 *  7) + 8 )
-#define N_A7F  (0x600C + (12 *  7) + 8 )
-#define N_A7   (0x600C + (12 *  7) + 9 )
-#define N_A7S  (0x600C + (12 *  7) + 10)
-#define N_B7F  (0x600C + (12 *  7) + 10)
-#define N_B7   (0x600C + (12 *  7) + 11)
-#define N_C8   (0x600C + (12 *  8) + 0 )
-#define N_C8S  (0x600C + (12 *  8) + 1 )
-#define N_D8F  (0x600C + (12 *  8) + 1 )
-#define N_D8   (0x600C + (12 *  8) + 2 )
-#define N_D8S  (0x600C + (12 *  8) + 3 )
-#define N_E8F  (0x600C + (12 *  8) + 3 )
-#define N_E8   (0x600C + (12 *  8) + 4 )
-#define N_F8   (0x600C + (12 *  8) + 5 )
-#define N_F8S  (0x600C + (12 *  8) + 6 )
-#define N_G8F  (0x600C + (12 *  8) + 6 )
-#define N_G8   (0x600C + (12 *  8) + 7 )
-#define N_G8S  (0x600C + (12 *  8) + 8 )
-#define N_A8F  (0x600C + (12 *  8) + 8 )
-#define N_A8   (0x600C + (12 *  8) + 9 )
-#define N_A8S  (0x600C + (12 *  8) + 10)
-#define N_B8F  (0x600C + (12 *  8) + 10)
-#define N_B8   (0x600C + (12 *  8) + 11)
-#define N_C8   (0x600C + (12 *  8) + 0 )
-#define N_C8S  (0x600C + (12 *  8) + 1 )
-#define N_D8F  (0x600C + (12 *  8) + 1 )
-#define N_D8   (0x600C + (12 *  8) + 2 )
-#define N_D8S  (0x600C + (12 *  8) + 3 )
-#define N_E8F  (0x600C + (12 *  8) + 3 )
-#define N_E8   (0x600C + (12 *  8) + 4 )
-#define N_F8   (0x600C + (12 *  8) + 5 )
-#define N_F8S  (0x600C + (12 *  8) + 6 )
-#define N_G8F  (0x600C + (12 *  8) + 6 )
-#define N_G8   (0x600C + (12 *  8) + 7 )
-#define N_G8S  (0x600C + (12 *  8) + 8 )
-#define N_A8F  (0x600C + (12 *  8) + 8 )
-#define N_A8   (0x600C + (12 *  8) + 9 )
-#define N_A8S  (0x600C + (12 *  8) + 10)
-#define N_B8F  (0x600C + (12 *  8) + 10)
-#define N_B8   (0x600C + (12 *  8) + 11)
+#endif // MIDI_ENABLE
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/process_keycode/process_music.c b/quantum/process_keycode/process_music.c
index ca68bef6c..217dca280 100644
--- a/quantum/process_keycode/process_music.c
+++ b/quantum/process_keycode/process_music.c
@@ -1,5 +1,29 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "process_music.h"
 
+#ifdef AUDIO_ENABLE
+#include "process_audio.h"
+#endif
+#if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
+#include "process_midi.h"
+#endif
+
+#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
+
 bool music_activated = false;
 uint8_t music_starting_note = 0x0C;
 int music_offset = 7;
@@ -8,36 +32,41 @@ int music_offset = 7;
 static bool music_sequence_recording = false;
 static bool music_sequence_recorded = false;
 static bool music_sequence_playing = false;
-static float music_sequence[16] = {0};
+static uint8_t music_sequence[16] = {0};
 static uint8_t music_sequence_count = 0;
 static uint8_t music_sequence_position = 0;
 
 static uint16_t music_sequence_timer = 0;
 static uint16_t music_sequence_interval = 100;
 
-bool process_music(uint16_t keycode, keyrecord_t *record) {
+static void music_noteon(uint8_t note) {
+    #ifdef AUDIO_ENABLE
+    process_audio_noteon(note);
+    #endif
+    #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
+    process_midi_basic_noteon(note);
+    #endif
+}
 
-    if (keycode == AU_ON && record->event.pressed) {
-      audio_on();
-      return false;
-    }
+static void music_noteoff(uint8_t note) {
+    #ifdef AUDIO_ENABLE
+    process_audio_noteoff(note);
+    #endif
+    #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
+    process_midi_basic_noteoff(note);
+    #endif
+}
 
-    if (keycode == AU_OFF && record->event.pressed) {
-      audio_off();
-      return false;
-    }
+void music_all_notes_off(void) {
+    #ifdef AUDIO_ENABLE
+    process_audio_all_notes_off();
+    #endif
+    #if defined(MIDI_ENABLE) && defined(MIDI_BASIC)
+    process_midi_all_notes_off();
+    #endif
+}
 
-    if (keycode == AU_TOG && record->event.pressed) {
-        if (is_audio_on())
-        {
-            audio_off();
-        }
-        else
-        {
-            audio_on();
-        }
-      return false;
-    }
+bool process_music(uint16_t keycode, keyrecord_t *record) {
 
     if (keycode == MU_ON && record->event.pressed) {
         music_on();
@@ -61,22 +90,10 @@ bool process_music(uint16_t keycode, keyrecord_t *record) {
         return false;
     }
 
-    if (keycode == MUV_IN && record->event.pressed) {
-        voice_iterate();
-        music_scale_user();
-        return false;
-    }
-
-    if (keycode == MUV_DE && record->event.pressed) {
-        voice_deiterate();
-        music_scale_user();
-        return false;
-    }
-
     if (music_activated) {
 
       if (keycode == KC_LCTL && record->event.pressed) { // Start recording
-        stop_all_notes();
+        music_all_notes_off();
         music_sequence_recording = true;
         music_sequence_recorded = false;
         music_sequence_playing = false;
@@ -85,7 +102,7 @@ bool process_music(uint16_t keycode, keyrecord_t *record) {
       }
 
       if (keycode == KC_LALT && record->event.pressed) { // Stop recording/playing
-        stop_all_notes();
+        music_all_notes_off();
         if (music_sequence_recording) { // was recording
           music_sequence_recorded = true;
         }
@@ -95,7 +112,7 @@ bool process_music(uint16_t keycode, keyrecord_t *record) {
       }
 
       if (keycode == KC_LGUI && record->event.pressed && music_sequence_recorded) { // Start playing
-        stop_all_notes();
+        music_all_notes_off();
         music_sequence_recording = false;
         music_sequence_playing = true;
         music_sequence_position = 0;
@@ -115,30 +132,33 @@ bool process_music(uint16_t keycode, keyrecord_t *record) {
         return false;
       }
 
+      #define MUSIC_MODE_GUITAR
+
       #ifdef MUSIC_MODE_CHROMATIC
-      float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(MATRIX_ROWS - record->event.key.row));
+      uint8_t note = (music_starting_note + record->event.key.col + music_offset - 3)+12*(MATRIX_ROWS - record->event.key.row);
       #elif defined(MUSIC_MODE_GUITAR)
-      float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(float)(MATRIX_ROWS - record->event.key.row + 7)*5.0/12);
+      uint8_t note = (music_starting_note + record->event.key.col + music_offset + 32)+5*(MATRIX_ROWS - record->event.key.row);
       #elif defined(MUSIC_MODE_VIOLIN)
-      float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + record->event.key.col + music_offset)/12.0+(float)(MATRIX_ROWS - record->event.key.row + 5)*7.0/12);
+      uint8_t note = (music_starting_note + record->event.key.col + music_offset + 32)+7*(MATRIX_ROWS - record->event.key.row);
       #else
-      float freq = ((float)220.0)*pow(2.0, -5.0)*pow(2.0,(music_starting_note + SCALE[record->event.key.col + music_offset])/12.0+(MATRIX_ROWS - record->event.key.row));
+      uint8_t note = (music_starting_note + SCALE[record->event.key.col + music_offset] - 3)+12*(MATRIX_ROWS - record->event.key.row);
       #endif
 
       if (record->event.pressed) {
-        play_note(freq, 0xF);
+        music_noteon(note);
         if (music_sequence_recording) {
-          music_sequence[music_sequence_count] = freq;
+          music_sequence[music_sequence_count] = note;
           music_sequence_count++;
         }
       } else {
-        stop_note(freq);
+        music_noteoff(note);
       }
 
       if (keycode < 0xFF) // ignores all normal keycodes, but lets RAISE, LOWER, etc through
         return false;
     }
-  return true;
+
+    return true;
 }
 
 bool is_music_on(void) {
@@ -160,26 +180,26 @@ void music_on(void) {
 
 void music_off(void) {
     music_activated = 0;
-    stop_all_notes();
+    music_all_notes_off();
 }
 
-
-__attribute__ ((weak))
-void music_on_user() {}
-
-__attribute__ ((weak))
-void audio_on_user() {}
-
-__attribute__ ((weak))
-void music_scale_user() {}
-
 void matrix_scan_music(void) {
   if (music_sequence_playing) {
     if ((music_sequence_timer == 0) || (timer_elapsed(music_sequence_timer) > music_sequence_interval)) {
       music_sequence_timer = timer_read();
-      stop_note(music_sequence[(music_sequence_position - 1 < 0)?(music_sequence_position - 1 + music_sequence_count):(music_sequence_position - 1)]);
-      play_note(music_sequence[music_sequence_position], 0xF);
+      uint8_t prev_note = music_sequence[(music_sequence_position - 1 < 0)?(music_sequence_position - 1 + music_sequence_count):(music_sequence_position - 1)];
+      uint8_t next_note = music_sequence[music_sequence_position];
+      music_noteoff(prev_note);
+      music_noteon(next_note);
       music_sequence_position = (music_sequence_position + 1) % music_sequence_count;
     }
   }
 }
+
+__attribute__ ((weak))
+void music_on_user() {}
+
+__attribute__ ((weak))
+void music_scale_user() {}
+
+#endif // defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
\ No newline at end of file
diff --git a/quantum/process_keycode/process_music.h b/quantum/process_keycode/process_music.h
index 318b3e387..8dfbf041f 100644
--- a/quantum/process_keycode/process_music.h
+++ b/quantum/process_keycode/process_music.h
@@ -1,8 +1,26 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef PROCESS_MUSIC_H
 #define PROCESS_MUSIC_H
 
 #include "quantum.h"
 
+#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
+
 bool process_music(uint16_t keycode, keyrecord_t *record);
 
 bool is_music_on(void);
@@ -10,9 +28,9 @@ void music_toggle(void);
 void music_on(void);
 void music_off(void);
 
-void audio_on_user(void);
 void music_on_user(void);
 void music_scale_user(void);
+void music_all_notes_off(void);
 
 void matrix_scan_music(void);
 
@@ -24,4 +42,6 @@ void matrix_scan_music(void);
                            0 + (12*4), 2 + (12*4), 4 + (12*4), 5 + (12*4), 7 + (12*4), 9 + (12*4), 11 + (12*4), }
 #endif
 
-#endif
\ No newline at end of file
+#endif // defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
+
+#endif
diff --git a/quantum/process_keycode/process_printer.c b/quantum/process_keycode/process_printer.c
index 2e11dd366..807f7a0b9 100644
--- a/quantum/process_keycode/process_printer.c
+++ b/quantum/process_keycode/process_printer.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "process_printer.h"
 #include "action_util.h"
 
@@ -251,4 +267,4 @@ bool process_printer(uint16_t keycode, keyrecord_t *record) {
         }
         return true;
 
-}
\ No newline at end of file
+}
diff --git a/quantum/process_keycode/process_printer.h b/quantum/process_keycode/process_printer.h
index fdd36d75a..aa494ac8a 100644
--- a/quantum/process_keycode/process_printer.h
+++ b/quantum/process_keycode/process_printer.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef PROCESS_PRINTER_H
 #define PROCESS_PRINTER_H
 
@@ -5,4 +21,4 @@
 
 #include "protocol/serial.h"
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/process_keycode/process_printer_bb.c b/quantum/process_keycode/process_printer_bb.c
index 1924d0377..55d3b552b 100644
--- a/quantum/process_keycode/process_printer_bb.c
+++ b/quantum/process_keycode/process_printer_bb.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "process_printer.h"
 #include "action_util.h"
 
@@ -257,4 +273,4 @@ bool process_printer(uint16_t keycode, keyrecord_t *record) {
         }
         return true;
 
-}
\ No newline at end of file
+}
diff --git a/quantum/process_keycode/process_tap_dance.c b/quantum/process_keycode/process_tap_dance.c
index 6ae362c4c..b807ec3c3 100644
--- a/quantum/process_keycode/process_tap_dance.c
+++ b/quantum/process_keycode/process_tap_dance.c
@@ -1,6 +1,23 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "quantum.h"
 #include "action_tapping.h"
 
+uint8_t get_oneshot_mods(void);
+
 static uint16_t last_td;
 static int8_t highest_td = -1;
 
@@ -43,12 +60,16 @@ static inline void process_tap_dance_action_on_dance_finished (qk_tap_dance_acti
   if (action->state.finished)
     return;
   action->state.finished = true;
+  add_mods(action->state.oneshot_mods);
+  send_keyboard_report();
   _process_tap_dance_action_fn (&action->state, action->user_data, action->fn.on_dance_finished);
 }
 
 static inline void process_tap_dance_action_on_reset (qk_tap_dance_action_t *action)
 {
   _process_tap_dance_action_fn (&action->state, action->user_data, action->fn.on_reset);
+  del_mods(action->state.oneshot_mods);
+  send_keyboard_report();
 }
 
 bool process_tap_dance(uint16_t keycode, keyrecord_t *record) {
@@ -70,6 +91,7 @@ bool process_tap_dance(uint16_t keycode, keyrecord_t *record) {
       action->state.keycode = keycode;
       action->state.count++;
       action->state.timer = timer_read();
+      action->state.oneshot_mods = get_oneshot_mods();
       process_tap_dance_action_on_each_tap (action);
 
       if (last_td && last_td != keycode) {
@@ -109,7 +131,7 @@ void matrix_scan_tap_dance () {
   if (highest_td == -1)
     return;
 
-  for (int i = 0; i <= highest_td; i++) {
+for (int i = 0; i <= highest_td; i++) {
     qk_tap_dance_action_t *action = &tap_dance_actions[i];
 
     if (action->state.count && timer_elapsed (action->state.timer) > TAPPING_TERM) {
diff --git a/quantum/process_keycode/process_tap_dance.h b/quantum/process_keycode/process_tap_dance.h
index f753cbba6..330809f83 100644
--- a/quantum/process_keycode/process_tap_dance.h
+++ b/quantum/process_keycode/process_tap_dance.h
@@ -1,3 +1,18 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef PROCESS_TAP_DANCE_H
 #define PROCESS_TAP_DANCE_H
 
@@ -9,6 +24,7 @@
 typedef struct
 {
   uint8_t count;
+  uint8_t oneshot_mods;
   uint16_t keycode;
   uint16_t timer;
   bool interrupted;
diff --git a/quantum/process_keycode/process_ucis.c b/quantum/process_keycode/process_ucis.c
new file mode 100644
index 000000000..86c0937f5
--- /dev/null
+++ b/quantum/process_keycode/process_ucis.c
@@ -0,0 +1,149 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "process_ucis.h"
+
+qk_ucis_state_t qk_ucis_state;
+
+void qk_ucis_start(void) {
+  qk_ucis_state.count = 0;
+  qk_ucis_state.in_progress = true;
+
+  qk_ucis_start_user();
+}
+
+__attribute__((weak))
+void qk_ucis_start_user(void) {
+  unicode_input_start();
+  register_hex(0x2328);
+  unicode_input_finish();
+}
+
+static bool is_uni_seq(char *seq) {
+  uint8_t i;
+
+  for (i = 0; seq[i]; i++) {
+    uint16_t code;
+    if (('1' <= seq[i]) && (seq[i] <= '0'))
+      code = seq[i] - '1' + KC_1;
+    else
+      code = seq[i] - 'a' + KC_A;
+
+    if (i > qk_ucis_state.count || qk_ucis_state.codes[i] != code)
+      return false;
+  }
+
+  return (qk_ucis_state.codes[i] == KC_ENT ||
+          qk_ucis_state.codes[i] == KC_SPC);
+}
+
+__attribute__((weak))
+void qk_ucis_symbol_fallback (void) {
+  for (uint8_t i = 0; i < qk_ucis_state.count - 1; i++) {
+    uint8_t code = qk_ucis_state.codes[i];
+    register_code(code);
+    unregister_code(code);
+    wait_ms(UNICODE_TYPE_DELAY);
+  }
+}
+
+void register_ucis(const char *hex) {
+  for(int i = 0; hex[i]; i++) {
+    uint8_t kc = 0;
+    char c = hex[i];
+
+    switch (c) {
+    case '0':
+      kc = KC_0;
+      break;
+    case '1' ... '9':
+      kc = c - '1' + KC_1;
+      break;
+    case 'a' ... 'f':
+      kc = c - 'a' + KC_A;
+      break;
+    case 'A' ... 'F':
+      kc = c - 'A' + KC_A;
+      break;
+    }
+
+    if (kc) {
+      register_code (kc);
+      unregister_code (kc);
+      wait_ms (UNICODE_TYPE_DELAY);
+    }
+  }
+}
+
+bool process_ucis (uint16_t keycode, keyrecord_t *record) {
+  uint8_t i;
+
+  if (!qk_ucis_state.in_progress)
+    return true;
+
+  if (qk_ucis_state.count >= UCIS_MAX_SYMBOL_LENGTH &&
+      !(keycode == KC_BSPC || keycode == KC_ESC || keycode == KC_SPC || keycode == KC_ENT)) {
+    return false;
+  }
+
+  if (!record->event.pressed)
+    return true;
+
+  qk_ucis_state.codes[qk_ucis_state.count] = keycode;
+  qk_ucis_state.count++;
+
+  if (keycode == KC_BSPC) {
+    if (qk_ucis_state.count >= 2) {
+      qk_ucis_state.count -= 2;
+      return true;
+    } else {
+      qk_ucis_state.count--;
+      return false;
+    }
+  }
+
+  if (keycode == KC_ENT || keycode == KC_SPC || keycode == KC_ESC) {
+    bool symbol_found = false;
+
+    for (i = qk_ucis_state.count; i > 0; i--) {
+      register_code (KC_BSPC);
+      unregister_code (KC_BSPC);
+      wait_ms(UNICODE_TYPE_DELAY);
+    }
+
+    if (keycode == KC_ESC) {
+      qk_ucis_state.in_progress = false;
+      return false;
+    }
+
+    unicode_input_start();
+    for (i = 0; ucis_symbol_table[i].symbol; i++) {
+      if (is_uni_seq (ucis_symbol_table[i].symbol)) {
+        symbol_found = true;
+        register_ucis(ucis_symbol_table[i].code + 2);
+        break;
+      }
+    }
+    if (!symbol_found) {
+      qk_ucis_symbol_fallback();
+    }
+    unicode_input_finish();
+
+    qk_ucis_state.in_progress = false;
+    return false;
+  }
+  return true;
+}
diff --git a/quantum/process_keycode/process_ucis.h b/quantum/process_keycode/process_ucis.h
new file mode 100644
index 000000000..3f736a709
--- /dev/null
+++ b/quantum/process_keycode/process_ucis.h
@@ -0,0 +1,51 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PROCESS_UCIS_H
+#define PROCESS_UCIS_H
+
+#include "quantum.h"
+#include "process_unicode_common.h"
+
+#ifndef UCIS_MAX_SYMBOL_LENGTH
+#define UCIS_MAX_SYMBOL_LENGTH 32
+#endif
+
+typedef struct {
+  char *symbol;
+  char *code;
+} qk_ucis_symbol_t;
+
+typedef struct {
+  uint8_t count;
+  uint16_t codes[UCIS_MAX_SYMBOL_LENGTH];
+  bool in_progress:1;
+} qk_ucis_state_t;
+
+extern qk_ucis_state_t qk_ucis_state;
+
+#define UCIS_TABLE(...) {__VA_ARGS__, {NULL, NULL}}
+#define UCIS_SYM(name, code) {name, #code}
+
+extern const qk_ucis_symbol_t ucis_symbol_table[];
+
+void qk_ucis_start(void);
+void qk_ucis_start_user(void);
+void qk_ucis_symbol_fallback (void);
+void register_ucis(const char *hex);
+bool process_ucis (uint16_t keycode, keyrecord_t *record);
+
+#endif
diff --git a/quantum/process_keycode/process_unicode.c b/quantum/process_keycode/process_unicode.c
index a30e93ae3..678a15234 100644
--- a/quantum/process_keycode/process_unicode.c
+++ b/quantum/process_keycode/process_unicode.c
@@ -1,105 +1,29 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "process_unicode.h"
 #include "action_util.h"
 
-static uint8_t input_mode;
-uint8_t mods;
-
-__attribute__((weak))
-uint16_t hex_to_keycode(uint8_t hex)
-{
-  if (hex == 0x0) {
-    return KC_0;
-  } else if (hex < 0xA) {
-    return KC_1 + (hex - 0x1);
-  } else {
-    return KC_A + (hex - 0xA);
-  }
-}
-
-void set_unicode_input_mode(uint8_t os_target)
-{
-  input_mode = os_target;
-}
-
-uint8_t get_unicode_input_mode(void) {
-  return input_mode;
-}
-
-__attribute__((weak))
-void unicode_input_start (void) {
-  // save current mods
-  mods = keyboard_report->mods;
-
-  // unregister all mods to start from clean state
-  if (mods & MOD_BIT(KC_LSFT)) unregister_code(KC_LSFT);
-  if (mods & MOD_BIT(KC_RSFT)) unregister_code(KC_RSFT);
-  if (mods & MOD_BIT(KC_LCTL)) unregister_code(KC_LCTL);
-  if (mods & MOD_BIT(KC_RCTL)) unregister_code(KC_RCTL);
-  if (mods & MOD_BIT(KC_LALT)) unregister_code(KC_LALT);
-  if (mods & MOD_BIT(KC_RALT)) unregister_code(KC_RALT);
-  if (mods & MOD_BIT(KC_LGUI)) unregister_code(KC_LGUI);
-  if (mods & MOD_BIT(KC_RGUI)) unregister_code(KC_RGUI);
-
-  switch(input_mode) {
-  case UC_OSX:
-    register_code(KC_LALT);
-    break;
-  case UC_LNX:
-    register_code(KC_LCTL);
-    register_code(KC_LSFT);
-    register_code(KC_U);
-    unregister_code(KC_U);
-    unregister_code(KC_LSFT);
-    unregister_code(KC_LCTL);
-    break;
-  case UC_WIN:
-    register_code(KC_LALT);
-    register_code(KC_PPLS);
-    unregister_code(KC_PPLS);
-    break;
-  case UC_WINC:
-    register_code(KC_RALT);
-    unregister_code(KC_RALT);
-    register_code(KC_U);
-    unregister_code(KC_U);
-  }
-  wait_ms(UNICODE_TYPE_DELAY);
-}
-
-__attribute__((weak))
-void unicode_input_finish (void) {
-  switch(input_mode) {
-    case UC_OSX:
-    case UC_WIN:
-      unregister_code(KC_LALT);
-      break;
-    case UC_LNX:
-      register_code(KC_SPC);
-      unregister_code(KC_SPC);
-      break;
-  }
-
-  // reregister previously set mods
-  if (mods & MOD_BIT(KC_LSFT)) register_code(KC_LSFT);
-  if (mods & MOD_BIT(KC_RSFT)) register_code(KC_RSFT);
-  if (mods & MOD_BIT(KC_LCTL)) register_code(KC_LCTL);
-  if (mods & MOD_BIT(KC_RCTL)) register_code(KC_RCTL);
-  if (mods & MOD_BIT(KC_LALT)) register_code(KC_LALT);
-  if (mods & MOD_BIT(KC_RALT)) register_code(KC_RALT);
-  if (mods & MOD_BIT(KC_LGUI)) register_code(KC_LGUI);
-  if (mods & MOD_BIT(KC_RGUI)) register_code(KC_RGUI);
-}
-
-void register_hex(uint16_t hex) {
-  for(int i = 3; i >= 0; i--) {
-    uint8_t digit = ((hex >> (i*4)) & 0xF);
-    register_code(hex_to_keycode(digit));
-    unregister_code(hex_to_keycode(digit));
-  }
-}
+static uint8_t first_flag = 0;
 
 bool process_unicode(uint16_t keycode, keyrecord_t *record) {
   if (keycode > QK_UNICODE && record->event.pressed) {
+    if (first_flag == 0) {
+      set_unicode_input_mode(eeprom_read_byte(EECONFIG_UNICODEMODE));
+      first_flag = 1;
+    }
     uint16_t unicode = keycode & 0x7FFF;
     unicode_input_start();
     register_hex(unicode);
@@ -108,182 +32,3 @@ bool process_unicode(uint16_t keycode, keyrecord_t *record) {
   return true;
 }
 
-#ifdef UNICODEMAP_ENABLE
-__attribute__((weak))
-const uint32_t PROGMEM unicode_map[] = {
-};
-
-void register_hex32(uint32_t hex) {
-  uint8_t onzerostart = 1;
-  for(int i = 7; i >= 0; i--) {
-    if (i <= 3) {
-      onzerostart = 0;
-    }
-    uint8_t digit = ((hex >> (i*4)) & 0xF);
-    if (digit == 0) {
-      if (onzerostart == 0) {
-        register_code(hex_to_keycode(digit));
-        unregister_code(hex_to_keycode(digit));
-      }
-    } else {
-      register_code(hex_to_keycode(digit));
-      unregister_code(hex_to_keycode(digit));
-      onzerostart = 0;
-    }
-  }
-}
-
-__attribute__((weak))
-void unicode_map_input_error() {}
-
-bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
-  if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
-    const uint32_t* map = unicode_map;
-    uint16_t index = keycode & 0x7FF;
-    uint32_t code = pgm_read_dword_far(&map[index]);
-    if ((code > 0xFFFF && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
-      // when character is out of range supported by the OS
-      unicode_map_input_error();
-    } else {
-      unicode_input_start();
-      register_hex32(code);
-      unicode_input_finish();
-    }
-  }
-  return true;
-}
-#endif
-
-#ifdef UCIS_ENABLE
-qk_ucis_state_t qk_ucis_state;
-
-void qk_ucis_start(void) {
-  qk_ucis_state.count = 0;
-  qk_ucis_state.in_progress = true;
-
-  qk_ucis_start_user();
-}
-
-__attribute__((weak))
-void qk_ucis_start_user(void) {
-  unicode_input_start();
-  register_hex(0x2328);
-  unicode_input_finish();
-}
-
-static bool is_uni_seq(char *seq) {
-  uint8_t i;
-
-  for (i = 0; seq[i]; i++) {
-    uint16_t code;
-    if (('1' <= seq[i]) && (seq[i] <= '0'))
-      code = seq[i] - '1' + KC_1;
-    else
-      code = seq[i] - 'a' + KC_A;
-
-    if (i > qk_ucis_state.count || qk_ucis_state.codes[i] != code)
-      return false;
-  }
-
-  return (qk_ucis_state.codes[i] == KC_ENT ||
-          qk_ucis_state.codes[i] == KC_SPC);
-}
-
-__attribute__((weak))
-void qk_ucis_symbol_fallback (void) {
-  for (uint8_t i = 0; i < qk_ucis_state.count - 1; i++) {
-    uint8_t code = qk_ucis_state.codes[i];
-    register_code(code);
-    unregister_code(code);
-    wait_ms(UNICODE_TYPE_DELAY);
-  }
-}
-
-void register_ucis(const char *hex) {
-  for(int i = 0; hex[i]; i++) {
-    uint8_t kc = 0;
-    char c = hex[i];
-
-    switch (c) {
-    case '0':
-      kc = KC_0;
-      break;
-    case '1' ... '9':
-      kc = c - '1' + KC_1;
-      break;
-    case 'a' ... 'f':
-      kc = c - 'a' + KC_A;
-      break;
-    case 'A' ... 'F':
-      kc = c - 'A' + KC_A;
-      break;
-    }
-
-    if (kc) {
-      register_code (kc);
-      unregister_code (kc);
-      wait_ms (UNICODE_TYPE_DELAY);
-    }
-  }
-}
-
-bool process_ucis (uint16_t keycode, keyrecord_t *record) {
-  uint8_t i;
-
-  if (!qk_ucis_state.in_progress)
-    return true;
-
-  if (qk_ucis_state.count >= UCIS_MAX_SYMBOL_LENGTH &&
-      !(keycode == KC_BSPC || keycode == KC_ESC || keycode == KC_SPC || keycode == KC_ENT)) {
-    return false;
-  }
-
-  if (!record->event.pressed)
-    return true;
-
-  qk_ucis_state.codes[qk_ucis_state.count] = keycode;
-  qk_ucis_state.count++;
-
-  if (keycode == KC_BSPC) {
-    if (qk_ucis_state.count >= 2) {
-      qk_ucis_state.count -= 2;
-      return true;
-    } else {
-      qk_ucis_state.count--;
-      return false;
-    }
-  }
-
-  if (keycode == KC_ENT || keycode == KC_SPC || keycode == KC_ESC) {
-    bool symbol_found = false;
-
-    for (i = qk_ucis_state.count; i > 0; i--) {
-      register_code (KC_BSPC);
-      unregister_code (KC_BSPC);
-      wait_ms(UNICODE_TYPE_DELAY);
-    }
-
-    if (keycode == KC_ESC) {
-      qk_ucis_state.in_progress = false;
-      return false;
-    }
-
-    unicode_input_start();
-    for (i = 0; ucis_symbol_table[i].symbol; i++) {
-      if (is_uni_seq (ucis_symbol_table[i].symbol)) {
-        symbol_found = true;
-        register_ucis(ucis_symbol_table[i].code + 2);
-        break;
-      }
-    }
-    if (!symbol_found) {
-      qk_ucis_symbol_fallback();
-    }
-    unicode_input_finish();
-
-    qk_ucis_state.in_progress = false;
-    return false;
-  }
-  return true;
-}
-#endif
diff --git a/quantum/process_keycode/process_unicode.h b/quantum/process_keycode/process_unicode.h
index f17cfa6cf..c525b74f0 100644
--- a/quantum/process_keycode/process_unicode.h
+++ b/quantum/process_keycode/process_unicode.h
@@ -1,167 +1,24 @@
+/* Copyright 2016 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef PROCESS_UNICODE_H
 #define PROCESS_UNICODE_H
 
 #include "quantum.h"
-
-#define UC_OSX 0  // Mac OS X
-#define UC_LNX 1  // Linux
-#define UC_WIN 2  // Windows 'HexNumpad'
-#define UC_BSD 3  // BSD (not implemented)
-#define UC_WINC 4 // WinCompose https://github.com/samhocevar/wincompose
-
-#ifndef UNICODE_TYPE_DELAY
-#define UNICODE_TYPE_DELAY 10
-#endif
-
-void set_unicode_input_mode(uint8_t os_target);
-uint8_t get_unicode_input_mode(void);
-void unicode_input_start(void);
-void unicode_input_finish(void);
-void register_hex(uint16_t hex);
+#include "process_unicode_common.h"
 
 bool process_unicode(uint16_t keycode, keyrecord_t *record);
 
-#ifdef UNICODEMAP_ENABLE
-void unicode_map_input_error(void);
-bool process_unicode_map(uint16_t keycode, keyrecord_t *record);
-#endif
-
-#ifdef UCIS_ENABLE
-#ifndef UCIS_MAX_SYMBOL_LENGTH
-#define UCIS_MAX_SYMBOL_LENGTH 32
-#endif
-
-typedef struct {
-  char *symbol;
-  char *code;
-} qk_ucis_symbol_t;
-
-typedef struct {
-  uint8_t count;
-  uint16_t codes[UCIS_MAX_SYMBOL_LENGTH];
-  bool in_progress:1;
-} qk_ucis_state_t;
-
-extern qk_ucis_state_t qk_ucis_state;
-
-#define UCIS_TABLE(...) {__VA_ARGS__, {NULL, NULL}}
-#define UCIS_SYM(name, code) {name, #code}
-
-extern const qk_ucis_symbol_t ucis_symbol_table[];
-
-void qk_ucis_start(void);
-void qk_ucis_start_user(void);
-void qk_ucis_symbol_fallback (void);
-void register_ucis(const char *hex);
-bool process_ucis (uint16_t keycode, keyrecord_t *record);
-
-#endif
-
-#define UC_BSPC UC(0x0008)
-
-#define UC_SPC  UC(0x0020)
-
-#define UC_EXLM UC(0x0021)
-#define UC_DQUT UC(0x0022)
-#define UC_HASH UC(0x0023)
-#define UC_DLR  UC(0x0024)
-#define UC_PERC UC(0x0025)
-#define UC_AMPR UC(0x0026)
-#define UC_QUOT UC(0x0027)
-#define UC_LPRN UC(0x0028)
-#define UC_RPRN UC(0x0029)
-#define UC_ASTR UC(0x002A)
-#define UC_PLUS UC(0x002B)
-#define UC_COMM UC(0x002C)
-#define UC_DASH UC(0x002D)
-#define UC_DOT  UC(0x002E)
-#define UC_SLSH UC(0x002F)
-
-#define UC_0    UC(0x0030)
-#define UC_1    UC(0x0031)
-#define UC_2    UC(0x0032)
-#define UC_3    UC(0x0033)
-#define UC_4    UC(0x0034)
-#define UC_5    UC(0x0035)
-#define UC_6    UC(0x0036)
-#define UC_7    UC(0x0037)
-#define UC_8    UC(0x0038)
-#define UC_9    UC(0x0039)
-
-#define UC_COLN UC(0x003A)
-#define UC_SCLN UC(0x003B)
-#define UC_LT   UC(0x003C)
-#define UC_EQL  UC(0x003D)
-#define UC_GT   UC(0x003E)
-#define UC_QUES UC(0x003F)
-#define UC_AT   UC(0x0040)
-
-#define UC_A    UC(0x0041)
-#define UC_B    UC(0x0042)
-#define UC_C    UC(0x0043)
-#define UC_D    UC(0x0044)
-#define UC_E    UC(0x0045)
-#define UC_F    UC(0x0046)
-#define UC_G    UC(0x0047)
-#define UC_H    UC(0x0048)
-#define UC_I    UC(0x0049)
-#define UC_J    UC(0x004A)
-#define UC_K    UC(0x004B)
-#define UC_L    UC(0x004C)
-#define UC_M    UC(0x004D)
-#define UC_N    UC(0x004E)
-#define UC_O    UC(0x004F)
-#define UC_P    UC(0x0050)
-#define UC_Q    UC(0x0051)
-#define UC_R    UC(0x0052)
-#define UC_S    UC(0x0053)
-#define UC_T    UC(0x0054)
-#define UC_U    UC(0x0055)
-#define UC_V    UC(0x0056)
-#define UC_W    UC(0x0057)
-#define UC_X    UC(0x0058)
-#define UC_Y    UC(0x0059)
-#define UC_Z    UC(0x005A)
-
-#define UC_LBRC UC(0x005B)
-#define UC_BSLS UC(0x005C)
-#define UC_RBRC UC(0x005D)
-#define UC_CIRM UC(0x005E)
-#define UC_UNDR UC(0x005F)
-
-#define UC_GRV  UC(0x0060)
-
-#define UC_a    UC(0x0061)
-#define UC_b    UC(0x0062)
-#define UC_c    UC(0x0063)
-#define UC_d    UC(0x0064)
-#define UC_e    UC(0x0065)
-#define UC_f    UC(0x0066)
-#define UC_g    UC(0x0067)
-#define UC_h    UC(0x0068)
-#define UC_i    UC(0x0069)
-#define UC_j    UC(0x006A)
-#define UC_k    UC(0x006B)
-#define UC_l    UC(0x006C)
-#define UC_m    UC(0x006D)
-#define UC_n    UC(0x006E)
-#define UC_o    UC(0x006F)
-#define UC_p    UC(0x0070)
-#define UC_q    UC(0x0071)
-#define UC_r    UC(0x0072)
-#define UC_s    UC(0x0073)
-#define UC_t    UC(0x0074)
-#define UC_u    UC(0x0075)
-#define UC_v    UC(0x0076)
-#define UC_w    UC(0x0077)
-#define UC_x    UC(0x0078)
-#define UC_y    UC(0x0079)
-#define UC_z    UC(0x007A)
-
-#define UC_LCBR UC(0x007B)
-#define UC_PIPE UC(0x007C)
-#define UC_RCBR UC(0x007D)
-#define UC_TILD UC(0x007E)
-#define UC_DEL  UC(0x007F)
-
 #endif
diff --git a/quantum/process_keycode/process_unicode_common.c b/quantum/process_keycode/process_unicode_common.c
new file mode 100644
index 000000000..1dbdec3e7
--- /dev/null
+++ b/quantum/process_keycode/process_unicode_common.c
@@ -0,0 +1,115 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "process_unicode_common.h"
+
+static uint8_t input_mode;
+uint8_t mods;
+
+void set_unicode_input_mode(uint8_t os_target)
+{
+  input_mode = os_target;
+  eeprom_update_byte(EECONFIG_UNICODEMODE, os_target);
+}
+
+uint8_t get_unicode_input_mode(void) {
+  return input_mode;
+}
+
+__attribute__((weak))
+void unicode_input_start (void) {
+  // save current mods
+  mods = keyboard_report->mods;
+
+  // unregister all mods to start from clean state
+  if (mods & MOD_BIT(KC_LSFT)) unregister_code(KC_LSFT);
+  if (mods & MOD_BIT(KC_RSFT)) unregister_code(KC_RSFT);
+  if (mods & MOD_BIT(KC_LCTL)) unregister_code(KC_LCTL);
+  if (mods & MOD_BIT(KC_RCTL)) unregister_code(KC_RCTL);
+  if (mods & MOD_BIT(KC_LALT)) unregister_code(KC_LALT);
+  if (mods & MOD_BIT(KC_RALT)) unregister_code(KC_RALT);
+  if (mods & MOD_BIT(KC_LGUI)) unregister_code(KC_LGUI);
+  if (mods & MOD_BIT(KC_RGUI)) unregister_code(KC_RGUI);
+
+  switch(input_mode) {
+  case UC_OSX:
+    register_code(KC_LALT);
+    break;
+  case UC_LNX:
+    register_code(KC_LCTL);
+    register_code(KC_LSFT);
+    register_code(KC_U);
+    unregister_code(KC_U);
+    unregister_code(KC_LSFT);
+    unregister_code(KC_LCTL);
+    break;
+  case UC_WIN:
+    register_code(KC_LALT);
+    register_code(KC_PPLS);
+    unregister_code(KC_PPLS);
+    break;
+  case UC_WINC:
+    register_code(KC_RALT);
+    unregister_code(KC_RALT);
+    register_code(KC_U);
+    unregister_code(KC_U);
+  }
+  wait_ms(UNICODE_TYPE_DELAY);
+}
+
+__attribute__((weak))
+void unicode_input_finish (void) {
+  switch(input_mode) {
+    case UC_OSX:
+    case UC_WIN:
+      unregister_code(KC_LALT);
+      break;
+    case UC_LNX:
+      register_code(KC_SPC);
+      unregister_code(KC_SPC);
+      break;
+  }
+
+  // reregister previously set mods
+  if (mods & MOD_BIT(KC_LSFT)) register_code(KC_LSFT);
+  if (mods & MOD_BIT(KC_RSFT)) register_code(KC_RSFT);
+  if (mods & MOD_BIT(KC_LCTL)) register_code(KC_LCTL);
+  if (mods & MOD_BIT(KC_RCTL)) register_code(KC_RCTL);
+  if (mods & MOD_BIT(KC_LALT)) register_code(KC_LALT);
+  if (mods & MOD_BIT(KC_RALT)) register_code(KC_RALT);
+  if (mods & MOD_BIT(KC_LGUI)) register_code(KC_LGUI);
+  if (mods & MOD_BIT(KC_RGUI)) register_code(KC_RGUI);
+}
+
+__attribute__((weak))
+uint16_t hex_to_keycode(uint8_t hex)
+{
+  if (hex == 0x0) {
+    return KC_0;
+  } else if (hex < 0xA) {
+    return KC_1 + (hex - 0x1);
+  } else {
+    return KC_A + (hex - 0xA);
+  }
+}
+
+void register_hex(uint16_t hex) {
+  for(int i = 3; i >= 0; i--) {
+    uint8_t digit = ((hex >> (i*4)) & 0xF);
+    register_code(hex_to_keycode(digit));
+    unregister_code(hex_to_keycode(digit));
+  }
+}
diff --git a/quantum/process_keycode/process_unicode_common.h b/quantum/process_keycode/process_unicode_common.h
new file mode 100644
index 000000000..f5be1da5c
--- /dev/null
+++ b/quantum/process_keycode/process_unicode_common.h
@@ -0,0 +1,148 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PROCESS_UNICODE_COMMON_H
+#define PROCESS_UNICODE_COMMON_H
+
+#include "quantum.h"
+
+#ifndef UNICODE_TYPE_DELAY
+#define UNICODE_TYPE_DELAY 10
+#endif
+
+__attribute__ ((unused))
+static uint8_t input_mode;
+
+void set_unicode_input_mode(uint8_t os_target);
+uint8_t get_unicode_input_mode(void);
+void unicode_input_start(void);
+void unicode_input_finish(void);
+void register_hex(uint16_t hex);
+
+#define UC_OSX 0  // Mac OS X
+#define UC_LNX 1  // Linux
+#define UC_WIN 2  // Windows 'HexNumpad'
+#define UC_BSD 3  // BSD (not implemented)
+#define UC_WINC 4 // WinCompose https://github.com/samhocevar/wincompose
+
+#define UC_BSPC UC(0x0008)
+
+#define UC_SPC  UC(0x0020)
+
+#define UC_EXLM UC(0x0021)
+#define UC_DQUT UC(0x0022)
+#define UC_HASH UC(0x0023)
+#define UC_DLR  UC(0x0024)
+#define UC_PERC UC(0x0025)
+#define UC_AMPR UC(0x0026)
+#define UC_QUOT UC(0x0027)
+#define UC_LPRN UC(0x0028)
+#define UC_RPRN UC(0x0029)
+#define UC_ASTR UC(0x002A)
+#define UC_PLUS UC(0x002B)
+#define UC_COMM UC(0x002C)
+#define UC_DASH UC(0x002D)
+#define UC_DOT  UC(0x002E)
+#define UC_SLSH UC(0x002F)
+
+#define UC_0    UC(0x0030)
+#define UC_1    UC(0x0031)
+#define UC_2    UC(0x0032)
+#define UC_3    UC(0x0033)
+#define UC_4    UC(0x0034)
+#define UC_5    UC(0x0035)
+#define UC_6    UC(0x0036)
+#define UC_7    UC(0x0037)
+#define UC_8    UC(0x0038)
+#define UC_9    UC(0x0039)
+
+#define UC_COLN UC(0x003A)
+#define UC_SCLN UC(0x003B)
+#define UC_LT   UC(0x003C)
+#define UC_EQL  UC(0x003D)
+#define UC_GT   UC(0x003E)
+#define UC_QUES UC(0x003F)
+#define UC_AT   UC(0x0040)
+
+#define UC_A    UC(0x0041)
+#define UC_B    UC(0x0042)
+#define UC_C    UC(0x0043)
+#define UC_D    UC(0x0044)
+#define UC_E    UC(0x0045)
+#define UC_F    UC(0x0046)
+#define UC_G    UC(0x0047)
+#define UC_H    UC(0x0048)
+#define UC_I    UC(0x0049)
+#define UC_J    UC(0x004A)
+#define UC_K    UC(0x004B)
+#define UC_L    UC(0x004C)
+#define UC_M    UC(0x004D)
+#define UC_N    UC(0x004E)
+#define UC_O    UC(0x004F)
+#define UC_P    UC(0x0050)
+#define UC_Q    UC(0x0051)
+#define UC_R    UC(0x0052)
+#define UC_S    UC(0x0053)
+#define UC_T    UC(0x0054)
+#define UC_U    UC(0x0055)
+#define UC_V    UC(0x0056)
+#define UC_W    UC(0x0057)
+#define UC_X    UC(0x0058)
+#define UC_Y    UC(0x0059)
+#define UC_Z    UC(0x005A)
+
+#define UC_LBRC UC(0x005B)
+#define UC_BSLS UC(0x005C)
+#define UC_RBRC UC(0x005D)
+#define UC_CIRM UC(0x005E)
+#define UC_UNDR UC(0x005F)
+
+#define UC_GRV  UC(0x0060)
+
+#define UC_a    UC(0x0061)
+#define UC_b    UC(0x0062)
+#define UC_c    UC(0x0063)
+#define UC_d    UC(0x0064)
+#define UC_e    UC(0x0065)
+#define UC_f    UC(0x0066)
+#define UC_g    UC(0x0067)
+#define UC_h    UC(0x0068)
+#define UC_i    UC(0x0069)
+#define UC_j    UC(0x006A)
+#define UC_k    UC(0x006B)
+#define UC_l    UC(0x006C)
+#define UC_m    UC(0x006D)
+#define UC_n    UC(0x006E)
+#define UC_o    UC(0x006F)
+#define UC_p    UC(0x0070)
+#define UC_q    UC(0x0071)
+#define UC_r    UC(0x0072)
+#define UC_s    UC(0x0073)
+#define UC_t    UC(0x0074)
+#define UC_u    UC(0x0075)
+#define UC_v    UC(0x0076)
+#define UC_w    UC(0x0077)
+#define UC_x    UC(0x0078)
+#define UC_y    UC(0x0079)
+#define UC_z    UC(0x007A)
+
+#define UC_LCBR UC(0x007B)
+#define UC_PIPE UC(0x007C)
+#define UC_RCBR UC(0x007D)
+#define UC_TILD UC(0x007E)
+#define UC_DEL  UC(0x007F)
+
+#endif
diff --git a/quantum/process_keycode/process_unicodemap.c b/quantum/process_keycode/process_unicodemap.c
new file mode 100644
index 000000000..0227fbdd7
--- /dev/null
+++ b/quantum/process_keycode/process_unicodemap.c
@@ -0,0 +1,72 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "process_unicodemap.h"
+#include "process_unicode_common.h"
+
+__attribute__((weak))
+const uint32_t PROGMEM unicode_map[] = {
+};
+
+void register_hex32(uint32_t hex) {
+  bool onzerostart = true;
+  for(int i = 7; i >= 0; i--) {
+    if (i <= 3) {
+      onzerostart = false;
+    }
+    uint8_t digit = ((hex >> (i*4)) & 0xF);
+    if (digit == 0) {
+      if (!onzerostart) {
+        register_code(hex_to_keycode(digit));
+        unregister_code(hex_to_keycode(digit));
+      }
+    } else {
+      register_code(hex_to_keycode(digit));
+      unregister_code(hex_to_keycode(digit));
+      onzerostart = false;
+    }
+  }
+}
+
+__attribute__((weak))
+void unicode_map_input_error() {}
+
+bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
+  uint8_t input_mode = get_unicode_input_mode();
+  if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
+    const uint32_t* map = unicode_map;
+    uint16_t index = keycode - QK_UNICODE_MAP;
+    uint32_t code = pgm_read_dword_far(&map[index]);
+    if (code > 0xFFFF && code <= 0x10ffff && input_mode == UC_OSX) {
+      // Convert to UTF-16 surrogate pair
+      code -= 0x10000;
+      uint32_t lo = code & 0x3ff;
+      uint32_t hi = (code & 0xffc00) >> 10;
+      unicode_input_start();
+      register_hex32(hi + 0xd800);
+      register_hex32(lo + 0xdc00);
+      unicode_input_finish();
+    } else if ((code > 0x10ffff && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
+      // when character is out of range supported by the OS
+      unicode_map_input_error();
+    } else {
+      unicode_input_start();
+      register_hex32(code);
+      unicode_input_finish();
+    }
+  }
+  return true;
+}
diff --git a/quantum/process_keycode/process_unicodemap.h b/quantum/process_keycode/process_unicodemap.h
new file mode 100644
index 000000000..929c88c0b
--- /dev/null
+++ b/quantum/process_keycode/process_unicodemap.h
@@ -0,0 +1,25 @@
+/* Copyright 2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PROCESS_UNICODEMAP_H
+#define PROCESS_UNICODEMAP_H
+
+#include "quantum.h"
+#include "process_unicode_common.h"
+
+void unicode_map_input_error(void);
+bool process_unicode_map(uint16_t keycode, keyrecord_t *record);
+#endif
diff --git a/quantum/quantum.c b/quantum/quantum.c
index 63ffe2074..4f4cee4e9 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -1,9 +1,35 @@
+/* Copyright 2016-2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "quantum.h"
+#ifdef PROTOCOL_LUFA
+#include "outputselect.h"
+#endif
 
 #ifndef TAPPING_TERM
 #define TAPPING_TERM 200
 #endif
 
+#include "backlight.h"
+extern backlight_config_t backlight_config;
+
+#ifdef FAUXCLICKY_ENABLE
+#include "fauxclicky.h"
+#endif
+
 static void do_code16 (uint16_t code, void (*f) (uint8_t)) {
   switch (code) {
   case QK_MODS ... QK_MODS_MAX:
@@ -33,14 +59,42 @@ static void do_code16 (uint16_t code, void (*f) (uint8_t)) {
     f(KC_RGUI);
 }
 
+static inline void qk_register_weak_mods(uint8_t kc) {
+    add_weak_mods(MOD_BIT(kc));
+    send_keyboard_report();
+}
+
+static inline void qk_unregister_weak_mods(uint8_t kc) {
+    del_weak_mods(MOD_BIT(kc));
+    send_keyboard_report();
+}
+
+static inline void qk_register_mods(uint8_t kc) {
+    add_weak_mods(MOD_BIT(kc));
+    send_keyboard_report();
+}
+
+static inline void qk_unregister_mods(uint8_t kc) {
+    del_weak_mods(MOD_BIT(kc));
+    send_keyboard_report();
+}
+
 void register_code16 (uint16_t code) {
-  do_code16 (code, register_code);
+  if (IS_MOD(code) || code == KC_NO) {
+      do_code16 (code, qk_register_mods);
+  } else {
+      do_code16 (code, qk_register_weak_mods);
+  }
   register_code (code);
 }
 
 void unregister_code16 (uint16_t code) {
   unregister_code (code);
-  do_code16 (code, unregister_code);
+  if (IS_MOD(code) || code == KC_NO) {
+      do_code16 (code, qk_unregister_mods);
+  } else {
+      do_code16 (code, qk_unregister_weak_mods);
+  }
 }
 
 __attribute__ ((weak))
@@ -60,8 +114,8 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 void reset_keyboard(void) {
   clear_keyboard();
-#ifdef AUDIO_ENABLE
-  stop_all_notes();
+#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_ENABLE_BASIC))
+  music_all_notes_off();
   shutdown_user();
 #endif
   wait_ms(250);
@@ -81,7 +135,7 @@ void reset_keyboard(void) {
 #endif
 
 static bool shift_interrupted[2] = {0, 0};
-static uint16_t scs_timer = 0;
+static uint16_t scs_timer[2] = {0, 0};
 
 bool process_record_quantum(keyrecord_t *record) {
 
@@ -115,10 +169,13 @@ bool process_record_quantum(keyrecord_t *record) {
 
   if (!(
     process_record_kb(keycode, record) &&
-  #ifdef MIDI_ENABLE
+  #if defined(MIDI_ENABLE) && defined(MIDI_ADVANCED)
     process_midi(keycode, record) &&
   #endif
   #ifdef AUDIO_ENABLE
+    process_audio(keycode, record) &&
+  #endif
+  #if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
     process_music(keycode, record) &&
   #endif
   #ifdef TAP_DANCE_ENABLE
@@ -130,6 +187,9 @@ bool process_record_quantum(keyrecord_t *record) {
   #ifndef DISABLE_CHORDING
     process_chording(keycode, record) &&
   #endif
+  #ifdef COMBO_ENABLE
+    process_combo(keycode, record) &&
+  #endif
   #ifdef UNICODE_ENABLE
     process_unicode(keycode, record) &&
   #endif
@@ -162,6 +222,26 @@ bool process_record_quantum(keyrecord_t *record) {
       }
           return false;
       break;
+  #ifdef FAUXCLICKY_ENABLE
+  case FC_TOG:
+    if (record->event.pressed) {
+      FAUXCLICKY_TOGGLE;
+    }
+    return false;
+    break;
+  case FC_ON:
+    if (record->event.pressed) {
+      FAUXCLICKY_ON;
+    }
+    return false;
+    break;
+  case FC_OFF:
+    if (record->event.pressed) {
+      FAUXCLICKY_OFF;
+    }
+    return false;
+    break;
+  #endif
         #ifdef RGBLIGHT_ENABLE
         case RGB_TOG:
                 if (record->event.pressed) {
@@ -212,6 +292,28 @@ bool process_record_quantum(keyrecord_t *record) {
           return false;
       break;
         #endif
+    #ifdef PROTOCOL_LUFA
+    case OUT_AUTO:
+      if (record->event.pressed) {
+        set_output(OUTPUT_AUTO);
+      }
+      return false;
+      break;
+    case OUT_USB:
+      if (record->event.pressed) {
+        set_output(OUTPUT_USB);
+      }
+      return false;
+      break;
+    #ifdef BLUETOOTH_ENABLE
+    case OUT_BT:
+      if (record->event.pressed) {
+        set_output(OUTPUT_BLUETOOTH);
+      }
+      return false;
+      break;
+    #endif
+    #endif
     case MAGIC_SWAP_CONTROL_CAPSLOCK ... MAGIC_TOGGLE_NKRO:
       if (record->event.pressed) {
         // MAGIC actions (BOOTMAGIC without the boot)
@@ -293,7 +395,7 @@ bool process_record_quantum(keyrecord_t *record) {
     case KC_LSPO: {
       if (record->event.pressed) {
         shift_interrupted[0] = false;
-        scs_timer = timer_read ();
+        scs_timer[0] = timer_read ();
         register_mods(MOD_BIT(KC_LSFT));
       }
       else {
@@ -303,7 +405,7 @@ bool process_record_quantum(keyrecord_t *record) {
             shift_interrupted[1] = true;
           }
         #endif
-        if (!shift_interrupted[0] && timer_elapsed(scs_timer) < TAPPING_TERM) {
+        if (!shift_interrupted[0] && timer_elapsed(scs_timer[0]) < TAPPING_TERM) {
           register_code(LSPO_KEY);
           unregister_code(LSPO_KEY);
         }
@@ -316,7 +418,7 @@ bool process_record_quantum(keyrecord_t *record) {
     case KC_RSPC: {
       if (record->event.pressed) {
         shift_interrupted[1] = false;
-        scs_timer = timer_read ();
+        scs_timer[1] = timer_read ();
         register_mods(MOD_BIT(KC_RSFT));
       }
       else {
@@ -326,7 +428,7 @@ bool process_record_quantum(keyrecord_t *record) {
             shift_interrupted[1] = true;
           }
         #endif
-        if (!shift_interrupted[1] && timer_elapsed(scs_timer) < TAPPING_TERM) {
+        if (!shift_interrupted[1] && timer_elapsed(scs_timer[1]) < TAPPING_TERM) {
           register_code(RSPC_KEY);
           unregister_code(RSPC_KEY);
         }
@@ -508,6 +610,15 @@ void matrix_scan_quantum() {
   #ifdef TAP_DANCE_ENABLE
     matrix_scan_tap_dance();
   #endif
+
+  #ifdef COMBO_ENABLE
+    matrix_scan_combo();
+  #endif
+
+  #if defined(BACKLIGHT_ENABLE) && defined(BACKLIGHT_PIN)
+    backlight_task();
+  #endif
+
   matrix_scan_kb();
 }
 
@@ -525,34 +636,45 @@ static const uint8_t backlight_pin = BACKLIGHT_PIN;
 #  define COM1x1 COM1A1
 #  define OCR1x  OCR1A
 #else
-#  error "Backlight pin not supported - use B5, B6, or B7"
+#  define NO_BACKLIGHT_CLOCK
+#endif
+
+#ifndef BACKLIGHT_ON_STATE
+#define BACKLIGHT_ON_STATE 0
 #endif
 
 __attribute__ ((weak))
 void backlight_init_ports(void)
 {
 
-  // Setup backlight pin as output and output low.
+  // Setup backlight pin as output and output to on state.
   // DDRx |= n
   _SFR_IO8((backlight_pin >> 4) + 1) |= _BV(backlight_pin & 0xF);
-  // PORTx &= ~n
-  _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+  #if BACKLIGHT_ON_STATE == 0
+    // PORTx &= ~n
+    _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+  #else
+    // PORTx |= n
+    _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+  #endif
 
-  // Use full 16-bit resolution.
-  ICR1 = 0xFFFF;
+  #ifndef NO_BACKLIGHT_CLOCK
+    // Use full 16-bit resolution.
+    ICR1 = 0xFFFF;
 
-  // I could write a wall of text here to explain... but TL;DW
-  // Go read the ATmega32u4 datasheet.
-  // And this: http://blog.saikoled.com/post/43165849837/secret-konami-cheat-code-to-high-resolution-pwm-on
+    // I could write a wall of text here to explain... but TL;DW
+    // Go read the ATmega32u4 datasheet.
+    // And this: http://blog.saikoled.com/post/43165849837/secret-konami-cheat-code-to-high-resolution-pwm-on
 
-  // Pin PB7 = OCR1C (Timer 1, Channel C)
-  // Compare Output Mode = Clear on compare match, Channel C = COM1C1=1 COM1C0=0
-  // (i.e. start high, go low when counter matches.)
-  // WGM Mode 14 (Fast PWM) = WGM13=1 WGM12=1 WGM11=1 WGM10=0
-  // Clock Select = clk/1 (no prescaling) = CS12=0 CS11=0 CS10=1
+    // Pin PB7 = OCR1C (Timer 1, Channel C)
+    // Compare Output Mode = Clear on compare match, Channel C = COM1C1=1 COM1C0=0
+    // (i.e. start high, go low when counter matches.)
+    // WGM Mode 14 (Fast PWM) = WGM13=1 WGM12=1 WGM11=1 WGM10=0
+    // Clock Select = clk/1 (no prescaling) = CS12=0 CS11=0 CS10=1
 
-  TCCR1A = _BV(COM1x1) | _BV(WGM11); // = 0b00001010;
-  TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001;
+    TCCR1A = _BV(COM1x1) | _BV(WGM11); // = 0b00001010;
+    TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001;
+  #endif
 
   backlight_init();
   #ifdef BACKLIGHT_BREATHING
@@ -564,30 +686,73 @@ __attribute__ ((weak))
 void backlight_set(uint8_t level)
 {
   // Prevent backlight blink on lowest level
-  // PORTx &= ~n
-  _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+  // #if BACKLIGHT_ON_STATE == 0
+  //   // PORTx &= ~n
+  //   _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+  // #else
+  //   // PORTx |= n
+  //   _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+  // #endif
 
   if ( level == 0 ) {
-    // Turn off PWM control on backlight pin, revert to output low.
-    TCCR1A &= ~(_BV(COM1x1));
-    OCR1x = 0x0;
-  } else if ( level == BACKLIGHT_LEVELS ) {
-    // Turn on PWM control of backlight pin
-    TCCR1A |= _BV(COM1x1);
-    // Set the brightness
-    OCR1x = 0xFFFF;
-  } else {
-    // Turn on PWM control of backlight pin
-    TCCR1A |= _BV(COM1x1);
-    // Set the brightness
-    OCR1x = 0xFFFF >> ((BACKLIGHT_LEVELS - level) * ((BACKLIGHT_LEVELS + 1) / 2));
-  }
+    #ifndef NO_BACKLIGHT_CLOCK
+      // Turn off PWM control on backlight pin, revert to output low.
+      TCCR1A &= ~(_BV(COM1x1));
+      OCR1x = 0x0;
+    #else
+      // #if BACKLIGHT_ON_STATE == 0
+      //   // PORTx |= n
+      //   _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+      // #else
+      //   // PORTx &= ~n
+      //   _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+      // #endif
+    #endif
+  } 
+  #ifndef NO_BACKLIGHT_CLOCK
+    else if ( level == BACKLIGHT_LEVELS ) {
+      // Turn on PWM control of backlight pin
+      TCCR1A |= _BV(COM1x1);
+      // Set the brightness
+      OCR1x = 0xFFFF;
+    } 
+    else {
+      // Turn on PWM control of backlight pin
+      TCCR1A |= _BV(COM1x1);
+      // Set the brightness
+      OCR1x = 0xFFFF >> ((BACKLIGHT_LEVELS - level) * ((BACKLIGHT_LEVELS + 1) / 2));
+    }
+  #endif
 
   #ifdef BACKLIGHT_BREATHING
     breathing_intensity_default();
   #endif
 }
 
+uint8_t backlight_tick = 0;
+
+void backlight_task(void) {
+  #ifdef NO_BACKLIGHT_CLOCK
+  if ((0xFFFF >> ((BACKLIGHT_LEVELS - backlight_config.level) * ((BACKLIGHT_LEVELS + 1) / 2))) & (1 << backlight_tick)) { 
+    #if BACKLIGHT_ON_STATE == 0
+      // PORTx &= ~n
+      _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+    #else
+      // PORTx |= n
+      _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+    #endif
+  } else {
+    #if BACKLIGHT_ON_STATE == 0
+      // PORTx |= n
+      _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+    #else
+      // PORTx &= ~n
+      _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+    #endif
+  }
+  backlight_tick = (backlight_tick + 1) % 16;
+  #endif
+}
 
 #ifdef BACKLIGHT_BREATHING
 
@@ -849,6 +1014,19 @@ void send_nibble(uint8_t number) {
     }
 }
 
+
+__attribute__((weak))
+uint16_t hex_to_keycode(uint8_t hex)
+{
+  if (hex == 0x0) {
+    return KC_0;
+  } else if (hex < 0xA) {
+    return KC_1 + (hex - 0x1);
+  } else {
+    return KC_A + (hex - 0xA);
+  }
+}
+
 void api_send_unicode(uint32_t unicode) {
 #ifdef API_ENABLE
     uint8_t chunk[4];
diff --git a/quantum/quantum.h b/quantum/quantum.h
index e6adf974a..2bf18d095 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -1,3 +1,18 @@
+/* Copyright 2016-2017 Erez Zukerman, Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef QUANTUM_H
 #define QUANTUM_H
 
@@ -15,7 +30,6 @@
 #ifdef RGBLIGHT_ENABLE
   #include "rgblight.h"
 #endif
-
 #include "action_layer.h"
 #include "eeconfig.h"
 #include <stddef.h>
@@ -36,11 +50,16 @@ extern uint32_t default_layer_state;
 
 #ifdef MIDI_ENABLE
         #include <lufa.h>
+#ifdef MIDI_ADVANCED
         #include "process_midi.h"
 #endif
+#endif // MIDI_ENABLE
 
 #ifdef AUDIO_ENABLE
-        #include "audio.h"
+        #include "process_audio.h"
+#endif
+
+#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
         #include "process_music.h"
 #endif
 
@@ -57,12 +76,24 @@ extern uint32_t default_layer_state;
         #include "process_unicode.h"
 #endif
 
+#ifdef UCIS_ENABLE
+        #include "process_ucis.h"
+#endif
+
+#ifdef UNICODEMAP_ENABLE
+        #include "process_unicodemap.h"
+#endif
+
 #include "process_tap_dance.h"
 
 #ifdef PRINTING_ENABLE
         #include "process_printer.h"
 #endif
 
+#ifdef COMBO_ENABLE
+        #include "process_combo.h"
+#endif
+
 #define SEND_STRING(str) send_string(PSTR(str))
 void send_string(const char *str);
 
@@ -92,6 +123,7 @@ void unregister_code16 (uint16_t code);
 
 #ifdef BACKLIGHT_ENABLE
 void backlight_init_ports(void);
+void backlight_task(void);
 
 #ifdef BACKLIGHT_BREATHING
 void breathing_enable(void);
@@ -114,7 +146,7 @@ void send_dword(uint32_t number);
 void send_word(uint16_t number);
 void send_byte(uint8_t number);
 void send_nibble(uint8_t number);
-
+uint16_t hex_to_keycode(uint8_t hex);
 
 void led_set_user(uint8_t usb_led);
 void led_set_kb(uint8_t usb_led);
diff --git a/quantum/quantum_keycodes.h b/quantum/quantum_keycodes.h
index 4853655f9..7354ae0da 100644
--- a/quantum/quantum_keycodes.h
+++ b/quantum/quantum_keycodes.h
@@ -1,7 +1,31 @@
-
+/* Copyright 2016-2017 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef QUANTUM_KEYCODES_H
 #define QUANTUM_KEYCODES_H
 
+#ifndef MIDI_ENABLE_STRICT
+#define MIDI_ENABLE_STRICT 0
+#endif
+
+#if !MIDI_ENABLE_STRICT || (defined(MIDI_ENABLE) && defined(MIDI_ADVANCED))
+#ifndef MIDI_TONE_KEYCODE_OCTAVES
+#define MIDI_TONE_KEYCODE_OCTAVES 3
+#endif
+#endif
+
 enum quantum_keycodes {
     // Ranges used in shortucuts - not to be used directly
     QK_TMK                = 0x0000,
@@ -39,22 +63,27 @@ enum quantum_keycodes {
     QK_CHORDING           = 0x5600,
     QK_CHORDING_MAX       = 0x56FF,
 #endif
+    QK_TAP_DANCE          = 0x5700,
+    QK_TAP_DANCE_MAX      = 0x57FF,
+    QK_LAYER_TAP_TOGGLE   = 0x5800,
+    QK_LAYER_TAP_TOGGLE_MAX = 0x58FF,
     QK_MOD_TAP            = 0x6000,
-    QK_MOD_TAP_MAX        = 0x6FFF,
-    QK_TAP_DANCE          = 0x7100,
-    QK_TAP_DANCE_MAX      = 0x71FF,
-#ifdef UNICODEMAP_ENABLE
-    QK_UNICODE_MAP        = 0x7800,
-    QK_UNICODE_MAP_MAX    = 0x7FFF,
+    QK_MOD_TAP_MAX        = 0x7FFF,
+#if defined(UNICODEMAP_ENABLE) && defined(UNICODE_ENABLE)
+    #error "Cannot enable both UNICODEMAP && UNICODE"
 #endif
 #ifdef UNICODE_ENABLE
     QK_UNICODE            = 0x8000,
     QK_UNICODE_MAX        = 0xFFFF,
 #endif
+#ifdef UNICODEMAP_ENABLE
+    QK_UNICODE_MAP        = 0x8000,
+    QK_UNICODE_MAP_MAX    = 0x83FF,
+#endif
 
     // Loose keycodes - to be used directly
 
-    RESET = 0x7000,
+    RESET = 0x5C00,
     DEBUG,
     MAGIC_SWAP_CONTROL_CAPSLOCK,
     MAGIC_CAPSLOCK_TO_CONTROL,
@@ -86,6 +115,13 @@ enum quantum_keycodes {
     AU_OFF,
     AU_TOG,
 
+#ifdef FAUXCLICKY_ENABLE
+    // Faux clicky
+    FC_ON,
+    FC_OFF,
+    FC_TOG,
+#endif
+
     // Music mode on/off/toggle
     MU_ON,
     MU_OFF,
@@ -95,9 +131,230 @@ enum quantum_keycodes {
     MUV_IN,
     MUV_DE,
 
-    // Midi mode on/off
-    MIDI_ON,
-    MIDI_OFF,
+    // Midi
+#if !MIDI_ENABLE_STRICT || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
+    MI_ON,  // send midi notes when music mode is enabled
+    MI_OFF, // don't send midi notes when music mode is enabled
+#endif
+
+#if !MIDI_ENABLE_STRICT || (defined(MIDI_ENABLE) && defined(MIDI_ADVANCED))
+    MIDI_TONE_MIN,
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 0
+    MI_C = MIDI_TONE_MIN,
+    MI_Cs,
+    MI_Db = MI_Cs,
+    MI_D,
+    MI_Ds,
+    MI_Eb = MI_Ds,
+    MI_E,
+    MI_F,
+    MI_Fs,
+    MI_Gb = MI_Fs,
+    MI_G,
+    MI_Gs,
+    MI_Ab = MI_Gs,
+    MI_A,
+    MI_As,
+    MI_Bb = MI_As,
+    MI_B,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 1
+    MI_C_1,
+    MI_Cs_1,
+    MI_Db_1 = MI_Cs_1,
+    MI_D_1,
+    MI_Ds_1,
+    MI_Eb_1 = MI_Ds_1,
+    MI_E_1,
+    MI_F_1,
+    MI_Fs_1,
+    MI_Gb_1 = MI_Fs_1,
+    MI_G_1,
+    MI_Gs_1,
+    MI_Ab_1 = MI_Gs_1,
+    MI_A_1,
+    MI_As_1,
+    MI_Bb_1 = MI_As_1,
+    MI_B_1,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 2
+    MI_C_2,
+    MI_Cs_2,
+    MI_Db_2 = MI_Cs_2,
+    MI_D_2,
+    MI_Ds_2,
+    MI_Eb_2 = MI_Ds_2,
+    MI_E_2,
+    MI_F_2,
+    MI_Fs_2,
+    MI_Gb_2 = MI_Fs_2,
+    MI_G_2,
+    MI_Gs_2,
+    MI_Ab_2 = MI_Gs_2,
+    MI_A_2,
+    MI_As_2,
+    MI_Bb_2 = MI_As_2,
+    MI_B_2,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 3
+    MI_C_3,
+    MI_Cs_3,
+    MI_Db_3 = MI_Cs_3,
+    MI_D_3,
+    MI_Ds_3,
+    MI_Eb_3 = MI_Ds_3,
+    MI_E_3,
+    MI_F_3,
+    MI_Fs_3,
+    MI_Gb_3 = MI_Fs_3,
+    MI_G_3,
+    MI_Gs_3,
+    MI_Ab_3 = MI_Gs_3,
+    MI_A_3,
+    MI_As_3,
+    MI_Bb_3 = MI_As_3,
+    MI_B_3,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 4
+    MI_C_4,
+    MI_Cs_4,
+    MI_Db_4 = MI_Cs_4,
+    MI_D_4,
+    MI_Ds_4,
+    MI_Eb_4 = MI_Ds_4,
+    MI_E_4,
+    MI_F_4,
+    MI_Fs_4,
+    MI_Gb_4 = MI_Fs_4,
+    MI_G_4,
+    MI_Gs_4,
+    MI_Ab_4 = MI_Gs_4,
+    MI_A_4,
+    MI_As_4,
+    MI_Bb_4 = MI_As_4,
+    MI_B_4,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 5
+    MI_C_5,
+    MI_Cs_5,
+    MI_Db_5 = MI_Cs_5,
+    MI_D_5,
+    MI_Ds_5,
+    MI_Eb_5 = MI_Ds_5,
+    MI_E_5,
+    MI_F_5,
+    MI_Fs_5,
+    MI_Gb_5 = MI_Fs_5,
+    MI_G_5,
+    MI_Gs_5,
+    MI_Ab_5 = MI_Gs_5,
+    MI_A_5,
+    MI_As_5,
+    MI_Bb_5 = MI_As_5,
+    MI_B_5,
+#endif
+
+#if !MIDI_ENABLE_STRICT || MIDI_TONE_KEYCODE_OCTAVES > 5
+    MIDI_TONE_MAX = MI_B_5,
+#elif MIDI_TONE_KEYCODE_OCTAVES > 4
+    MIDI_TONE_MAX = MI_B_4,
+#elif MIDI_TONE_KEYCODE_OCTAVES > 3
+    MIDI_TONE_MAX = MI_B_3,
+#elif MIDI_TONE_KEYCODE_OCTAVES > 2
+    MIDI_TONE_MAX = MI_B_2,
+#elif MIDI_TONE_KEYCODE_OCTAVES > 1
+    MIDI_TONE_MAX = MI_B_1,
+#elif MIDI_TONE_KEYCODE_OCTAVES > 0
+    MIDI_TONE_MAX = MI_B,
+#endif
+
+    MIDI_OCTAVE_MIN,
+    MI_OCT_N2 = MIDI_OCTAVE_MIN,
+    MI_OCT_N1,
+    MI_OCT_0,
+    MI_OCT_1,
+    MI_OCT_2,
+    MI_OCT_3,
+    MI_OCT_4,
+    MI_OCT_5,
+    MI_OCT_6,
+    MI_OCT_7,
+    MIDI_OCTAVE_MAX = MI_OCT_7,
+    MI_OCTD, // octave down
+    MI_OCTU, // octave up
+
+    MIDI_TRANSPOSE_MIN,
+    MI_TRNS_N6 = MIDI_TRANSPOSE_MIN,
+    MI_TRNS_N5,
+    MI_TRNS_N4,
+    MI_TRNS_N3,
+    MI_TRNS_N2,
+    MI_TRNS_N1,
+    MI_TRNS_0,
+    MI_TRNS_1,
+    MI_TRNS_2,
+    MI_TRNS_3,
+    MI_TRNS_4,
+    MI_TRNS_5,
+    MI_TRNS_6,
+    MIDI_TRANSPOSE_MAX = MI_TRNS_6,
+    MI_TRNSD, // transpose down
+    MI_TRNSU, // transpose up
+
+    MIDI_VELOCITY_MIN,
+    MI_VEL_1 = MIDI_VELOCITY_MIN,
+    MI_VEL_2,
+    MI_VEL_3,
+    MI_VEL_4,
+    MI_VEL_5,
+    MI_VEL_6,
+    MI_VEL_7,
+    MI_VEL_8,
+    MI_VEL_9,
+    MI_VEL_10,
+    MIDI_VELOCITY_MAX = MI_VEL_10,
+    MI_VELD, // velocity down
+    MI_VELU, // velocity up
+
+    MIDI_CHANNEL_MIN,
+    MI_CH1 = MIDI_CHANNEL_MIN,
+    MI_CH2,
+    MI_CH3,
+    MI_CH4,
+    MI_CH5,
+    MI_CH6,
+    MI_CH7,
+    MI_CH8,
+    MI_CH9,
+    MI_CH10,
+    MI_CH11,
+    MI_CH12,
+    MI_CH13,
+    MI_CH14,
+    MI_CH15,
+    MI_CH16,
+    MIDI_CHANNEL_MAX = MI_CH16,
+    MI_CHD, // previous channel
+    MI_CHU, // next channel
+
+    MI_ALLOFF, // all notes off
+
+    MI_SUS, // sustain
+    MI_PORT, // portamento
+    MI_SOST, // sostenuto
+    MI_SOFT, // soft pedal
+    MI_LEG,  // legato
+
+    MI_MOD, // modulation
+    MI_MODSD, // decrease modulation speed
+    MI_MODSU, // increase modulation speed
+#endif // MIDI_ADVANCED
 
     // Backlight functionality
     BL_0,
@@ -141,6 +398,13 @@ enum quantum_keycodes {
     PRINT_ON,
     PRINT_OFF,
 
+    // output selection
+    OUT_AUTO,
+    OUT_USB,
+#ifdef BLUETOOTH_ENABLE
+    OUT_BT,
+#endif
+
     // always leave at the end
     SAFE_RANGE
 };
@@ -161,6 +425,7 @@ enum quantum_keycodes {
 #define ALTG(kc) (kc | QK_RCTL | QK_RALT)
 #define SCMD(kc) (kc | QK_LGUI | QK_LSFT)
 #define SWIN(kc) SCMD(kc)
+#define LCA(kc) (kc | QK_LCTL | QK_LALT)
 
 #define MOD_HYPR 0xf
 #define MOD_MEH 0x7
@@ -246,8 +511,10 @@ enum quantum_keycodes {
 
 #define M(kc) (kc | QK_MACRO)
 
+#define MACROTAP(kc) (kc | QK_MACRO | FUNC_TAP<<8)
 #define MACRODOWN(...) (record->event.pressed ? MACRO(__VA_ARGS__) : MACRO_NONE)
 
+
 // L-ayer, T-ap - 256 keycode max, 16 layer max
 #define LT(layer, kc) (kc | QK_LAYER_TAP | ((layer & 0xF) << 8))
 
@@ -257,9 +524,6 @@ enum quantum_keycodes {
 #define BL_ON  BL_9
 #define BL_OFF BL_0
 
-#define MI_ON MIDI_ON
-#define MI_OFF MIDI_OFF
-
 // GOTO layer - 16 layers max
 // when:
 // ON_PRESS    = 1
@@ -285,18 +549,37 @@ enum quantum_keycodes {
 // One-shot mod
 #define OSM(mod) (mod | QK_ONE_SHOT_MOD)
 
+// Layer tap-toggle
+#define TT(layer) (layer | QK_LAYER_TAP_TOGGLE)
+
 // M-od, T-ap - 256 keycode max
-#define MT(mod, kc) (kc | QK_MOD_TAP | ((mod & 0xF) << 8))
+#define MT(mod, kc) (kc | QK_MOD_TAP | ((mod & 0x1F) << 8))
+
 #define CTL_T(kc) MT(MOD_LCTL, kc)
+#define LCTL_T(kc) MT(MOD_LCTL, kc)
+#define RCTL_T(kc) MT(MOD_RCTL, kc)
+
 #define SFT_T(kc) MT(MOD_LSFT, kc)
+#define LSFT_T(kc) MT(MOD_LSFT, kc)
+#define RSFT_T(kc) MT(MOD_RSFT, kc)
+
 #define ALT_T(kc) MT(MOD_LALT, kc)
+#define LALT_T(kc) MT(MOD_LALT, kc)
+#define RALT_T(kc) MT(MOD_RALT, kc)
+#define ALGR_T(kc) MT(MOD_RALT, kc) // dual-function AltGR
+
 #define GUI_T(kc) MT(MOD_LGUI, kc)
+#define LGUI_T(kc) MT(MOD_LGUI, kc)
+#define RGUI_T(kc) MT(MOD_RGUI, kc)
+
 #define C_S_T(kc) MT((MOD_LCTL | MOD_LSFT), kc) // Control + Shift e.g. for gnome-terminal
 #define MEH_T(kc) MT((MOD_LCTL | MOD_LSFT | MOD_LALT), kc) // Meh is a less hyper version of the Hyper key -- doesn't include Win or Cmd, so just alt+shift+ctrl
 #define LCAG_T(kc) MT((MOD_LCTL | MOD_LALT | MOD_LGUI), kc) // Left control alt and gui
+#define RCAG_T(kc) MT((MOD_RCTL | MOD_RALT | MOD_RGUI), kc) // Right control alt and gui
 #define ALL_T(kc) MT((MOD_LCTL | MOD_LSFT | MOD_LALT | MOD_LGUI), kc) // see http://brettterpstra.com/2012/12/08/a-useful-caps-lock-key/
 #define SCMD_T(kc) MT((MOD_LGUI | MOD_LSFT), kc)
 #define SWIN_T(kc) SCMD_T(kc)
+#define LCA_T(kc) MT((MOD_LCTL | MOD_LALT), kc) // Left control and left alt
 
 // Dedicated keycode versions for Hyper and Meh, if you want to use them as standalone keys rather than mod-tap
 #define KC_HYPR HYPR(KC_NO)
diff --git a/quantum/rgblight.c b/quantum/rgblight.c
index 52a09817a..eff70aae1 100644
--- a/quantum/rgblight.c
+++ b/quantum/rgblight.c
@@ -1,3 +1,18 @@
+/* Copyright 2016-2017 Yang Liu
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include <avr/eeprom.h>
 #include <avr/interrupt.h>
 #include <util/delay.h>
@@ -66,6 +81,8 @@ __attribute__ ((weak))
 const uint8_t RGBLED_SNAKE_INTERVALS[] PROGMEM = {100, 50, 20};
 __attribute__ ((weak))
 const uint8_t RGBLED_KNIGHT_INTERVALS[] PROGMEM = {100, 50, 20};
+__attribute__ ((weak))
+const uint16_t RGBLED_GRADIENT_RANGES[] PROGMEM = {360, 240, 180, 120, 90};
 
 rgblight_config_t rgblight_config;
 rgblight_config_t inmem_config;
@@ -219,6 +236,14 @@ void rgblight_step(void) {
   }
   rgblight_mode(mode);
 }
+void rgblight_step_reverse(void) {
+  uint8_t mode = 0;
+  mode = rgblight_config.mode - 1;
+  if (mode < 1) {
+    mode = RGBLIGHT_MODES;
+  }
+  rgblight_mode(mode);
+}
 
 void rgblight_mode(uint8_t mode) {
   if (!rgblight_config.enable) {
@@ -237,7 +262,7 @@ void rgblight_mode(uint8_t mode) {
     #ifdef RGBLIGHT_ANIMATIONS
       rgblight_timer_disable();
     #endif
-  } else if (rgblight_config.mode >= 2 && rgblight_config.mode <= 23) {
+  } else if (rgblight_config.mode >= 2 && rgblight_config.mode <= 24) {
     // MODE 2-5, breathing
     // MODE 6-8, rainbow mood
     // MODE 9-14, rainbow swirl
@@ -247,6 +272,12 @@ void rgblight_mode(uint8_t mode) {
     #ifdef RGBLIGHT_ANIMATIONS
       rgblight_timer_enable();
     #endif
+  } else if (rgblight_config.mode >= 25 && rgblight_config.mode <= 34) {
+    // MODE 25-34, static gradient
+
+    #ifdef RGBLIGHT_ANIMATIONS
+      rgblight_timer_disable();
+    #endif
   }
   rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
 }
@@ -350,6 +381,17 @@ void rgblight_sethsv(uint16_t hue, uint8_t sat, uint8_t val) {
       } else if (rgblight_config.mode >= 6 && rgblight_config.mode <= 14) {
         // rainbow mood and rainbow swirl, ignore the change of hue
         hue = rgblight_config.hue;
+      } else if (rgblight_config.mode >= 25 && rgblight_config.mode <= 34) {
+        // static gradient
+        uint16_t _hue;
+        int8_t direction = ((rgblight_config.mode - 25) % 2) ? -1 : 1;
+        uint16_t range = pgm_read_word(&RGBLED_GRADIENT_RANGES[(rgblight_config.mode - 25) / 2]);
+        for (uint8_t i = 0; i < RGBLED_NUM; i++) {
+          _hue = (range / RGBLED_NUM * i * direction + hue + 360) % 360;
+          dprintf("rgblight rainbow set hsv: %u,%u,%d,%u\n", i, _hue, direction, range);
+          sethsv(_hue, sat, val, (LED_TYPE *)&led[i]);
+        }
+        rgblight_set();
       }
     }
     rgblight_config.hue = hue;
@@ -450,7 +492,7 @@ void rgblight_task(void) {
     } else if (rgblight_config.mode >= 21 && rgblight_config.mode <= 23) {
       // mode = 21 to 23, knight mode
       rgblight_effect_knight(rgblight_config.mode - 21);
-    } else {
+    } else if (rgblight_config.mode == 24) {
       // mode = 24, christmas mode
       rgblight_effect_christmas();
     }
@@ -604,13 +646,13 @@ void rgblight_effect_christmas(void) {
   static uint16_t last_timer = 0;
   uint16_t hue;
   uint8_t i;
-  if (timer_elapsed(last_timer) < 1000) {
+  if (timer_elapsed(last_timer) < RGBLIGHT_EFFECT_CHRISTMAS_INTERVAL) {
     return;
   }
   last_timer = timer_read();
   current_offset = (current_offset + 1) % 2;
   for (i = 0; i < RGBLED_NUM; i++) {
-    hue = 0 + ((RGBLED_NUM * (i + current_offset)) % 2) * 80;
+    hue = 0 + ((i/RGBLIGHT_EFFECT_CHRISTMAS_STEP + current_offset) % 2) * 120;
     sethsv(hue, rgblight_config.sat, rgblight_config.val, (LED_TYPE *)&led[i]);
   }
   rgblight_set();
diff --git a/quantum/rgblight.h b/quantum/rgblight.h
index 726b8de72..92130192c 100644
--- a/quantum/rgblight.h
+++ b/quantum/rgblight.h
@@ -1,8 +1,23 @@
+/* Copyright 2017 Yang Liu
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef RGBLIGHT_H
 #define RGBLIGHT_H
 
 #ifdef RGBLIGHT_ANIMATIONS
-        #define RGBLIGHT_MODES 24
+        #define RGBLIGHT_MODES 34
 #else
         #define RGBLIGHT_MODES 1
 #endif
@@ -22,6 +37,14 @@
 #define RGBLIGHT_EFFECT_DUALKNIGHT_LENGTH 4
 #endif
 
+#ifndef RGBLIGHT_EFFECT_CHRISTMAS_INTERVAL
+#define RGBLIGHT_EFFECT_CHRISTMAS_INTERVAL 1000
+#endif
+
+#ifndef RGBLIGHT_EFFECT_CHRISTMAS_STEP
+#define RGBLIGHT_EFFECT_CHRISTMAS_STEP 2
+#endif
+
 #ifndef RGBLIGHT_HUE_STEP
 #define RGBLIGHT_HUE_STEP 10
 #endif
@@ -65,6 +88,7 @@ void rgblight_decrease(void);
 void rgblight_toggle(void);
 void rgblight_enable(void);
 void rgblight_step(void);
+void rgblight_step_reverse(void);
 void rgblight_mode(uint8_t mode);
 void rgblight_set(void);
 void rgblight_update_dword(uint32_t dword);
diff --git a/quantum/serial_link/LICENSE b/quantum/serial_link/LICENSE
index d7cc3198c..d13cc4b26 100644
--- a/quantum/serial_link/LICENSE
+++ b/quantum/serial_link/LICENSE
@@ -1,7 +1,5 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Fred Sundvik
-
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
diff --git a/quantum/template/Makefile b/quantum/template/Makefile
index 4e2a6f00f..840dc9a28 100644
--- a/quantum/template/Makefile
+++ b/quantum/template/Makefile
@@ -1,3 +1,18 @@
+# Copyright 2013 Jun Wako <wakojun@gmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 ifndef MAKEFILE_INCLUDED
         include ../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/quantum/template/config.h b/quantum/template/config.h
index b02f0c7eb..dbca45765 100644
--- a/quantum/template/config.h
+++ b/quantum/template/config.h
@@ -1,5 +1,5 @@
 /*
-Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2017 REPLACE_WITH_YOUR_NAME
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -46,7 +46,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_COL_PINS { F1, F0, B0 }
 #define UNUSED_PINS
 
-/* COL2ROW or ROW2COL */
+/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */
 #define DIODE_DIRECTION COL2ROW
  
 // #define BACKLIGHT_PIN B7
@@ -159,4 +159,27 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
 
+/*
+ * MIDI options
+ */
+
+/* Prevent use of disabled MIDI features in the keymap */
+//#define MIDI_ENABLE_STRICT 1
+
+/* enable basic MIDI features:
+   - MIDI notes can be sent when in Music mode is on
+*/
+//#define MIDI_BASIC
+
+/* enable advanced MIDI features:
+   - MIDI notes can be added to the keymap
+   - Octave shift and transpose
+   - Virtual sustain, portamento, and modulation wheel
+   - etc.
+*/
+//#define MIDI_ADVANCED
+
+/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
+//#define MIDI_TONE_KEYCODE_OCTAVES 1
+
 #endif
diff --git a/quantum/template/keymaps/default/Makefile b/quantum/template/keymaps/default/Makefile
index f4671a9d1..b8879076b 100644
--- a/quantum/template/keymaps/default/Makefile
+++ b/quantum/template/keymaps/default/Makefile
@@ -1,4 +1,20 @@
-# Build Options
+# Copyright 2013 Jun Wako <wakojun@gmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+# QMK Build Options
 #   change to "no" to disable the options, or define them in the Makefile in 
 #   the appropriate keymap folder that will get included automatically
 #
@@ -9,7 +25,7 @@ CONSOLE_ENABLE = no         # Console for debug(+400)
 COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = yes           # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
-MIDI_ENABLE = no            # MIDI controls
+MIDI_ENABLE = no            # MIDI support (+2400 to 4200, depending on config)
 AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
@@ -18,4 +34,4 @@ SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
         include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/quantum/template/keymaps/default/config.h b/quantum/template/keymaps/default/config.h
index df06a2620..f52a97bbc 100644
--- a/quantum/template/keymaps/default/config.h
+++ b/quantum/template/keymaps/default/config.h
@@ -1,3 +1,19 @@
+/* Copyright 2017 REPLACE_WITH_YOUR_NAME
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef CONFIG_USER_H
 #define CONFIG_USER_H
 
@@ -5,4 +21,4 @@
 
 // place overrides here
 
-#endif
\ No newline at end of file
+#endif
diff --git a/quantum/template/keymaps/default/keymap.c b/quantum/template/keymaps/default/keymap.c
index e28a4723e..a123cd7ba 100644
--- a/quantum/template/keymaps/default/keymap.c
+++ b/quantum/template/keymaps/default/keymap.c
@@ -1,3 +1,18 @@
+/* Copyright 2017 REPLACE_WITH_YOUR_NAME
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "%KEYBOARD%.h"
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
@@ -41,4 +56,4 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 void led_set_user(uint8_t usb_led) {
 
-}
\ No newline at end of file
+}
diff --git a/quantum/template/rules.mk b/quantum/template/rules.mk
index 55898147d..a1f9377d8 100644
--- a/quantum/template/rules.mk
+++ b/quantum/template/rules.mk
@@ -61,7 +61,8 @@ SLEEP_LED_ENABLE ?= no       # Breathing sleep LED during USB suspend
 # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 NKRO_ENABLE ?= no            # USB Nkey Rollover
 BACKLIGHT_ENABLE ?= no       # Enable keyboard backlight functionality on B7 by default
-MIDI_ENABLE ?= no            # MIDI controls
+MIDI_ENABLE ?= no            # MIDI support (+2400 to 4200, depending on config)
 UNICODE_ENABLE ?= no         # Unicode
 BLUETOOTH_ENABLE ?= no       # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE ?= no           # Audio output on port C6
+FAUXCLICKY_ENABLE ?= no      # Use buzzer to emulate clicky switches
diff --git a/quantum/template/template.c b/quantum/template/template.c
index 5ef349583..97f788654 100644
--- a/quantum/template/template.c
+++ b/quantum/template/template.c
@@ -1,3 +1,18 @@
+/* Copyright 2017 REPLACE_WITH_YOUR_NAME
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "%KEYBOARD%.h"
 
 void matrix_init_kb(void) {
diff --git a/quantum/template/template.h b/quantum/template/template.h
index cd78a54e3..7e2b14f3c 100644
--- a/quantum/template/template.h
+++ b/quantum/template/template.h
@@ -1,3 +1,18 @@
+/* Copyright 2017 REPLACE_WITH_YOUR_NAME
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef %KEYBOARD_UPPERCASE%_H
 #define %KEYBOARD_UPPERCASE%_H
 
@@ -5,7 +20,7 @@
 
 // This a shortcut to help you visually see your layout.
 // The following is an example using the Planck MIT layout
-// The first section contains all of the arguements
+// The first section contains all of the arguments
 // The second converts the arguments into a two-dimensional array
 #define KEYMAP( \
     k00, k01, k02, \
diff --git a/quantum/variable_trace.c b/quantum/variable_trace.c
index de580244c..713747cfc 100644
--- a/quantum/variable_trace.c
+++ b/quantum/variable_trace.c
@@ -1,3 +1,19 @@
+/* Copyright 2016 Fred Sundvik
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #include "variable_trace.h"
 #include <stddef.h>
 #include <string.h>
diff --git a/quantum/variable_trace.h b/quantum/variable_trace.h
index 46bd82786..dacc13858 100644
--- a/quantum/variable_trace.h
+++ b/quantum/variable_trace.h
@@ -1,3 +1,19 @@
+/* Copyright 2016 Fred Sundvik
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef VARIABLE_TRACE_H
 #define VARIABLE_TRACE_H
 
diff --git a/quantum/visualizer/visualizer.c b/quantum/visualizer/visualizer.c
index 54f6faaa4..5826d909e 100644
--- a/quantum/visualizer/visualizer.c
+++ b/quantum/visualizer/visualizer.c
@@ -53,10 +53,13 @@ SOFTWARE.
 #define "Visualizer thread priority not defined"
 #endif
 
+// mods status
+#include "action_util.h"
 
 static visualizer_keyboard_status_t current_status = {
     .layer = 0xFFFFFFFF,
     .default_layer = 0xFFFFFFFF,
+    .mods = 0xFF,
     .leds = 0xFFFFFFFF,
     .suspended = false,
 };
@@ -64,6 +67,7 @@ static visualizer_keyboard_status_t current_status = {
 static bool same_status(visualizer_keyboard_status_t* status1, visualizer_keyboard_status_t* status2) {
     return status1->layer == status2->layer &&
         status1->default_layer == status2->default_layer &&
+        status1->mods == status2->mods &&
         status1->leds == status2->leds &&
         status1->suspended == status2->suspended;
 }
@@ -307,6 +311,45 @@ bool keyframe_display_layer_bitmap(keyframe_animation_t* animation, visualizer_s
     gdispFlush();
     return false;
 }
+
+static void format_mods_bitmap_string(uint8_t mods, char* buffer) {
+    *buffer = ' ';
+    ++buffer;
+
+    for (int i = 0; i<8; i++)
+    {
+        uint32_t mask = (1u << i);
+        if (mods & mask) {
+            *buffer = '1';
+        } else {
+            *buffer = '0';
+        }
+        ++buffer;
+
+        if (i==3) {
+            *buffer = ' ';
+            ++buffer;
+        }
+    }
+    *buffer = 0;
+}
+
+bool keyframe_display_mods_bitmap(keyframe_animation_t* animation, visualizer_state_t* state) {
+    (void)animation;
+
+    const char* title = "Modifier states";
+    const char* mods_header = " CSAG CSAG ";
+    char status_buffer[12]; 
+    
+    gdispClear(White);
+    gdispDrawString(0, 0, title, state->font_fixed5x8, Black);
+    gdispDrawString(0, 10, mods_header, state->font_fixed5x8, Black);
+    format_mods_bitmap_string(state->status.mods, status_buffer);
+    gdispDrawString(0, 20, status_buffer, state->font_fixed5x8, Black);
+
+    gdispFlush();
+    return false;
+}
 #endif // LCD_ENABLE
 
 bool keyframe_disable_lcd_and_backlight(keyframe_animation_t* animation, visualizer_state_t* state) {
@@ -350,6 +393,7 @@ static DECLARE_THREAD_FUNCTION(visualizerThread, arg) {
     visualizer_keyboard_status_t initial_status = {
         .default_layer = 0xFFFFFFFF,
         .layer = 0xFFFFFFFF,
+        .mods = 0xFF,
         .leds = 0xFFFFFFFF,
         .suspended = false,
     };
@@ -499,7 +543,18 @@ void update_status(bool changed) {
 #endif
 }
 
-void visualizer_update(uint32_t default_state, uint32_t state, uint32_t leds) {
+uint8_t visualizer_get_mods() {
+  uint8_t mods = get_mods();
+
+#ifndef NO_ACTION_ONESHOT
+  if (!has_oneshot_mods_timed_out()) {
+    mods |= get_oneshot_mods();
+  }
+#endif  
+  return mods;
+}
+
+void visualizer_update(uint32_t default_state, uint32_t state, uint8_t mods, uint32_t leds) {
     // Note that there's a small race condition here, the thread could read
     // a state where one of these are set but not the other. But this should
     // not really matter as it will be fixed during the next loop step.
@@ -523,6 +578,7 @@ void visualizer_update(uint32_t default_state, uint32_t state, uint32_t leds) {
         visualizer_keyboard_status_t new_status = {
             .layer = state,
             .default_layer = default_state,
+            .mods = mods,
             .leds = leds,
             .suspended = current_status.suspended,
         };
diff --git a/quantum/visualizer/visualizer.h b/quantum/visualizer/visualizer.h
index 53e250725..315af5022 100644
--- a/quantum/visualizer/visualizer.h
+++ b/quantum/visualizer/visualizer.h
@@ -34,10 +34,14 @@ SOFTWARE.
 #include "lcd_backlight.h"
 #endif
 
+// use this function to merget both real_mods and oneshot_mods in a uint16_t
+uint8_t visualizer_get_mods(void);
+
 // This need to be called once at the start
 void visualizer_init(void);
 // This should be called at every matrix scan
-void visualizer_update(uint32_t default_state, uint32_t state, uint32_t leds);
+void visualizer_update(uint32_t default_state, uint32_t state, uint8_t mods, uint32_t leds);
+
 // This should be called when the keyboard goes to suspend state
 void visualizer_suspend(void);
 // This should be called when the keyboard wakes up from suspend state
@@ -61,6 +65,7 @@ struct keyframe_animation_t;
 typedef struct {
     uint32_t layer;
     uint32_t default_layer;
+    uint8_t mods;
     uint32_t leds; // See led.h for available statuses
     bool suspended;
 } visualizer_keyboard_status_t;
@@ -129,6 +134,8 @@ bool keyframe_set_backlight_color(keyframe_animation_t* animation, visualizer_st
 bool keyframe_display_layer_text(keyframe_animation_t* animation, visualizer_state_t* state);
 // Displays a bitmap (0/1) of all the currently active layers
 bool keyframe_display_layer_bitmap(keyframe_animation_t* animation, visualizer_state_t* state);
+// Displays a bitmap (0/1) of all the currently active mods
+bool keyframe_display_mods_bitmap(keyframe_animation_t* animation, visualizer_state_t* state);
 
 bool keyframe_disable_lcd_and_backlight(keyframe_animation_t* animation, visualizer_state_t* state);
 bool keyframe_enable_lcd_and_backlight(keyframe_animation_t* animation, visualizer_state_t* state);