The m47ch4n keymap for Helix rev3 4rows

Qwerty Layer (Base)

,-----------------------------------------.             ,-----------------------------------------.
| Tab  |  Q   |  W   |  E   |  R   |  T   |             |   Y  |   U  |   I  |   O  |   P  |   \  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
| Ctrl |  A   |  S   |  D   |  F   |  G   |             |   H  |   J  |   K  |   L  |   ;  |   '  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|Shift |  Z   |  X   |  C   |  V   |  B   |             |   N  |   M  |   ,  |   .  |   /  |  Alt |
|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
| Mod  |Config| Esc  | GUI  | Alt  |Lower |Space | Enter| Raise| Shift|   ←  |   ↓  |   ↑  |   →  |
`-------------------------------------------------------------------------------------------------'

Lower Layer

,-----------------------------------------.             ,-----------------------------------------.
|  ~   |  !   |  @   |  #   |  $   |  %   |             |   ^  |   &  |   *  |   (  |   )  |   |  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      |  1   |  2   |  3   |  4   |  5   |             |   6  |   7  |   8  |   9  |   0  |   `  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      |      |      |      |  -   |  [   |             |   ]  |   =  |   <  |   >  |   ?  |      |
|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
|      |      |      |      |      |      | Esc  | Bksp |      |      | Home | Pgdn | Pgup |  End |
`-------------------------------------------------------------------------------------------------'

Raise Layer

,-----------------------------------------.             ,-----------------------------------------.
|  ~   |  !   |  @   |  #   |  $   |  %   |             |   ^  |   &  |   *  |   (  |   )  |   |  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      |  1   |  2   |  3   |  4   |  5   |             |   6  |   7  |   8  |   9  |   0  |   `  |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      | WS-  | WS+  |      |  -   |  [   |             |   ]  |   =  |      |      |      |      |
|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
|      |      |      |      |      |      | Esc  | Bksp |      |      | Home | Pgdn | Pgup |  End |
`-------------------------------------------------------------------------------------------------'

Adjust Layer (Lower + Raise)

,-----------------------------------------.             ,-----------------------------------------.
| F11  |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |  F7  |  F8  |  F9  |  F10 |  F12 |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      |      |      |      |      |      |             |   ←  |   ↓  |   ↑  |   →  |      |      |
|------+------+------+------+------+------|             |------+------+------+------+------+------|
|      |      |      |      |  _   |  {   |             |   }  |   +  |      |      |      |      |
|------+------+------+------+------+------+------+------+------+------+------+------+------+------|
|      |      |      |      |      |      |      |      |      |      |      |      |      |      |
`-------------------------------------------------------------------------------------------------'

Config Layer

,-----------------------------------------.             ,-----------------------------------------.
|//////|//////|//////|//////|//////|//////|             |CapLck| PrScr| Pause|//////|//////|EEPRST|
|------+------+------+------+------+------|             |------|------+------+------+------+------|
|//////|//////|//////|//////|//////|//////|             |NumLck|Insert|Delete|//////|//////| Reset|
|------+------+------+------+------+------|             |------|------+------+------+------+------|
|//////|OS Tgr|//////|//////|//////|//////|             |ScrLck| Menu | Mode+| Hue+ | Sat+ | Val+ |
|------+------+------+------+------+------+------+------+------+------+------+------+------+------|
|MODTgr|Config|OutTgr|//////|//////|//////|MIDIOn|//////|//////|RGBTgr| Mode-| Hue- | Sat- | Val- |
`-------------------------------------------------------------------------------------------------'

MIDI Mode

                     ,-------------.
                     | MIDI |//////|
                     | Off  |//////|
,--------------------+------+------+--------------------.
|   #  |      |   #  |      |      |   #  |      |   #  |
|  C2  |  D2  |  D2  |  E2  |  F2  |  F2  |  G2  |  G2  |
|------+------+------+------+------+------+------+------|
|   #  |      |   #  |      |      |   #  |      |   #  |
|  G1  |  A1  |  A1  |  B1  |  C2  |  C2  |  D2  |  D2  |
|------+------+------+------+------+------+------+------|
|   #  |      |      |   #  |      |   #  |      |   #  |
|  D1  |  E1  |  F1  |  F1  |  G1  |  G1  |  A1  |  A1  |
|------+------+------+------+------+------+------+------|
|   #  |      |      |   #  |      |   #  |      |      |
|  A   |  B   |  C1  |  C1  |  D1  |  D1  |  E1  |  F1  |
|------+------+------+------+------+------+------+------|
|      |   #  |      |   #  |      |   #  |      |      |
|  F   |  F   |  G   |  G   |  A   |  A   |  B   |  C1  |
|------+------+------+------+------+------+------+------|
|      |   #  |      |   #  |      |      |   #  |      |
|  C   |  C   |  D   |  D   |  E   |  F   |  F   |  G   |
`-------------------------------------------------------'