Mutable Instruments

Mutable Instruments (MI) based in France is a manufacturer of Eurorack synthesizer modules, founded in 2009 selling DIY kits and owned by the designer/engineer Émilie Gillet. All MI products are are fully open source hardware under a CC-BY-SA license.

Eurorack modules
MI modules do not easily fit the usual synth module categories.

Modulation sources

 * Stages, segment generator
 * Tides, tidal modulator

Discontinued

 * Peaks, envelope/LFO/tap LFO/drum generator

Plumbing

 * Blinds, quad VC-polarizer
 * Branches, dual Bernoulli gate
 * Kinks, mingling and mangling
 * Links, multiples and mixing
 * Shades, attenuator/offset/mixer
 * Veils, quad VCA

Sequencing and control

 * Ears, contact microphone
 * Frames, mixer/keyframer
 * Grids, topographic drum sequencer
 * Marbles, random sampler
 * Yarns, 4-channel MIDI interface

Sound modifiers

 * Rings, resonator
 * Ripples, liquid filter
 * Shelves, EQ filter
 * Streams, dual dynamics gate
 * Warps, meta-modulator

Discontinued

 * Clouds, texture synthesizer

Sound sources

 * Elements, modal synthesizer
 * Plaits, macro-oscillator
 * Rings, resonator
 * Tides, tidal modulator

Discontinued

 * Braids, macro-oscillator
 * Edges, quad chiptune audio generator

Discontinued

 * Shruthi, hybrid monosynth with a large palette of analog filter boards.
 * Ambika, 6-voice hybrid polysynth.
 * Anushri, digitally controlled analog monosynth.
 * CVpal, simple USB to CV/Gate interface.
 * MIDIpal, MIDI event processor.

Firmware hacking

 * timchurches/Mutable-Instruments-alternative-firmware-catalogue, GitHub
 * Parasites, firmware hacks for Mutable Instruments modules