X0X
ReBirth-style groovebox: TR-909, TR-808, two TB-303s with an acid line generator and a breakbeat player playing together, with song mode, shared reverb and tape delay, master compressor.
Brick risk. Flashing this carries a known, documented risk of damaging the device.
- Distribution
- Browser installer (WebMIDI / WebUSB)
- License notes
- Open303 is MIT; some 909 samples come from ER-99 (GPL-3.0). Recorded breaks are not covered by the project licence.
- Source
- github.com https://github.com/charlesvestal/fm1-x0x
- Homepage
- charlesvestal.github.io https://charlesvestal.github.io/fm1-x0x/install/
- drums
- synth-engine
- sequencer
- fx
- usb-audio
- performance
Install notes
Browser WebMIDI installer; it also offers a restore to stock firmware. Manual and browser emulator on the same site.
Version history
| Version | Date | Notes |
|---|---|---|
| 1.0.6 | 2026-10-11 | FREE PLAY, song from the SONG screen, USB audio. |
| 1.0.5 | 2026-10-10 | |
| 1.0.4 | 2026-10-10 | |
| 1.0.3 | 2026-10-10 |