ESP32 synth: all-in-one acid combo of two TB303's, a drum machine with fx chain, cd-quality

Tools for extending the Ableton Move.

A portable raspberry pi zero powered sound computer with looper-based workflow

Multitrack exporter for OP-Z

GLSL music live coding environment

The Alan Randoms Project (TARP) rand0m mUsic maKer for mSX comput3rs.

Drum Sequencer built with Tone.js, Vue.js, Vuex and can be run with electron.

A browser drum machine and synth where the beat lives in the link. Open it, change it, send it back different. It works on iPhone, iPad, Android, laptop, and desktop wherever there is a modern browser. No install. No account. Free.

Battito Beats is a thumb-friendly music sequencer

Groovebox with multi-track step sequencer

Hardware MIDI groovebox with Lua-scriptable modes for Teensy 4.1. Features 15 simultaneous modes, 32 patterns with parameter locking, desktop GUI simulator with SDL2/ImGui, and experimental modes including cellular automaton and Markov chain pattern generation.

Free browser-based step sequencer and drum machine. Synth waveforms, filters, ADSR, automation, and live pattern switching. No download, no signup.

web audio groovebox for music enthusiasts

Hardware groovebox for Teensy 4.1 with 'always playing' philosophy - continuously loops through user-programmed events transformed to MIDI via Lua. Features 16 modes, SD card persistence, microsecond-accurate timing, and music theory helpers for scales/chords/arpeggios.

Experimental lo-fi sound looper toy — M5Stack Core2 as the looper, M5Stack StickS3 as a wireless mic over ESP-NOW.

Portable groovebox for R36S retro handheld. Step sequencer, sample chopper, 7-effect mixer, pattern chaining. Single-file C, SDL2, gamepad-only.