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Groove OS

Firmware for FM-1 (M-VAVE)

Commercial 8-track groovebox ($29): FM and virtual-analogue engines, up to 20 voices, per-track loop lengths and effects, 64-step sequencer with parameter locks, sound packs.

by Peter Gombos

ActiveSource: closedproprietary
Groove OS for the FM-1 · DECIMA1 · via youtube.com

Brick risk. Flashing this carries a known, documented risk of damaging the device.

Distribution
Commercial (paid)
Requires stock
V15
Homepage
groove-os.com https://www.groove-os.com/

Description

Runs on top of M-VAVE's V15 (the FM engine, 128 presets and effects remain M-VAVE's) and adds a ladder-filter VA engine, drum kits, per-track DRIVE, CRUSH, FILTER and SLICER, shared reverb and delay, and 11 free sound packs. Holding OCT- and OCT+ at power-on boots stock behaviour. All 1.x updates are included in the price.

Install notes

Install page works in Chrome or Edge over USB (not Safari, iOS or iPadOS). The same page reinstalls M-VAVE's V15, which erases saved Groove projects, so copy them off first. Browser emulator available.

Version history

Groove OS version history
VersionDateNotes
1.32026-10-11Effects on every track, studio-style mix.
1.2.42026-10-11
1.2.32026-10-11
1.2.22026-10-10
1.2.12026-10-10

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