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Plaits Palette

Firmware for Plaits (Mutable Instruments)

Browser firmware builder for Plaits. Assign stock, Braids-ported, alternate, experimental and community models to the 32 slots, set options, and export a WAV or Intel HEX build.

by Rubato Audio

ActiveSource: openMIT
Plaits Palette: Customize Your Mutable Instruments Plaits · The Unperson · via youtube.com
Distribution
Browser installer (WebMIDI / WebUSB)
License notes
Per the repository README (STM32 code is MIT, inherits from Mutable Instruments). The rubato.audio page states no license for the hosted builder itself, and Rubato's separate /license page covers other products.
Source
github.com https://github.com/lylepmills/eurorack
Homepage
rubato.audio https://rubato.audio/plaits-palette

Description

Free web tool from Rubato Audio. Besides model selection it covers chord tables (up to 16, with a library of 20 to start from), wave and wave-terrain banks, FREQUENCY knob locking, TRIG / MODEL / LEVEL input behaviour, aux output mode, Sync In, linear through-zero FM and a 50 kHz Fast FM mode. A live flash estimate is checked against the 224 KB limit; the page says the estimate can run slightly low and the ARM build is authoritative. Rubato's page links its source to github.com/lylepmills/eurorack, which holds the builder code and an export recipe for turning a saved configuration into a local firmware build. Launch coverage: Synthtopia and Synth Anatomy, August 2026.

Install notes

Build in the browser, download the WAV, and apply it with the normal Plaits audio firmware update procedure. The HEX export is for hardware programmers.

Version history

No versions recorded.

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