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PolyBoard

Transform your Launchpad Pro into a standalone, scale-aware MIDI instrument

Isomorphic Layout

Same finger patterns work in any key. Learn once, play everywhere.

Scale-Aware

Choose from 10 scales - the grid lights up to show you what’s in key.

4 Pages

Store 4 different configurations with independent MIDI channels.

Velocity Curves

4 velocity curves to match your playing style.

PolyBoard is open-source custom firmware for the Novation Launchpad Pro (original, not MK3). It turns your grid controller into a standalone MIDI keyboard with:

  • Isomorphic note layout - consistent finger patterns across all keys
  • 10 musical scales - Major, Minor, Pentatonic, Dorian, Blues, and more
  • Visual scale feedback - see root notes, scale tones, and chromatic notes
  • Scale transposition - shift patterns up/down within the scale
  • 4 velocity curves - Linear, Soft, Hard, and Fixed response
  • Per-page MIDI channels - route each page to a different instrument
  • Aftertouch modes - channel pressure or polyphonic aftertouch
  • Quick configuration - change root, scale, octave, and interval on the fly
  • No computer required - works standalone via DIN MIDI
  1. Download the latest firmware
  2. Upload it to your Launchpad Pro
  3. Start playing!
  • GitHub - Source code and releases