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The Firmware Hub · FM-1 · Unholy Union

Unholy Union for the M-VAVE FM-1

Unholy Union0.2.3 · beta

by actuallysparky GitHub ↗

synthambient · dronebeta

Generative ambient and drone: Immaculate Permutation rolls an arrangement in one key, a pad, a sequence and a chord arpeggio under a fourth voice for your hands. Keep a sermon you like, evolve it, or reveal another.

Text by the hub. Your firmware? Write it yourself, in your repository.

About it

Engines
6-op FM / DX7Analog / VASamplerGranularPhysical modellingChip / retroOrganVoice & speech
Its own: ANALOG · FM6 · PHASE · LOFI · SAMPLE · VOICE · TRIO · WHEEL · GRAIN · PHYS · NOISE · SLICE · DRUM
Runs on
FM-1
Release
0.2.3 · released 13 Oct 2026 · on the hub since 19 Oct 2026596 KB · what's new ↗
Licence
GPL-3.0 · source ↗ · copy on the hub
Flash chip
The first FM-1s onlyOn a newer FM-1 (flash 0xB36014) this version keeps your saves in RAM only, and updates from it may fail: what to do
Identity
FM-1_80023what it reports over USB while it runs
Build
Built by its maker, not signed
Popular
↓ 14 installs via the hub · ★ 6 on GitHub

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