VIBE FM Mk1 Open firmware, officially supported. The first 100 get 10% off Join the list →

The Firmware Hub · FM-1 · S1Vave

S1Vave for the M-VAVE FM-1

S1Vave2.0.1

by Andrew GG GitHub ↗

synthvintage

An 8-voice virtual analog tweak synth: authentic 4-pole resonant filter, dual sub-oscillator, ADSR envelopes, 64-step sequencer, and hands-on live performance controls.

Text by the maker.

About it

Engines
Analog / VA
Its own: SH-101/S-1 virtual analog
Runs on
FM-1 · Browser ↗
Release
2.0.1 · released 13 Nov 2026 · on the hub since 26 Oct 2026596 KB · what's new ↗
Licence
GPL-3.0 · source ↗ · copy on the hub
Flash chip
Every FM-1, the newer chip 0xB36014 too
Identity
FM-1_950what it reports over USB while it runs
Build
Built by GitHub Actions from e837018, signed
Popular
↓ 427 installs via the hub · ★ 15 on GitHub

Family

Like S1Vave