Browser-based editor for the Valeton GP-50 / GP-5 — read, edit, reorder, rename and write presets live over WebMIDI. Reverse-engineered SysEx protocol, no vendor SDK, no backend.
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Updated
Sep 3, 2026 - Python
Browser-based editor for the Valeton GP-50 / GP-5 — read, edit, reorder, rename and write presets live over WebMIDI. Reverse-engineered SysEx protocol, no vendor SDK, no backend.
Open-source editor and tone library for Line 6 HX pedals and the StompStation PRO. Shared GUI, CLI, cloud library, and reverse-engineered USB protocols.
A single, self-contained HTML app that generates, edits and packages guitar presets for the Sonicake PocketMaster pedal
Editor de presets para amplificadores Fender Mustang, desde el navegador. Lee y escribe los cien huecos del ampli por USB, con 9864 presets de referencia y sin instalar nada. El sustituto de Fender FUSE.
Offline-first MIDI preset editor for hardware controllers, starting with the Akai MPD24. Reads/writes SysEx preset dumps via a safety-gated Electron app.
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