Workshop Computer Program Cards

Turing Machine Dual Turing Machine with quantized outputs and tap tempo

Reverb+ Reverb, plus a configurable toolkit of MIDI/pulse/CV utilities

Simple MIDI USB MIDI interface and Computer calibrator.

Blank A blank card is a blank canvas. Install any card firmware you want from this site. Learn how

22Sheep A time-stretching and pitch-shifting granular processor and digital degradation playground with 2 fidelity options. Classic

44Birds Two birds sing to each other controlled by a Turing-style shift register sequencer with clock in and CV/pulse out. Instant Win

21Resonator Karplus-Strong sympathetic resonator for droning and plucked textures, with chord & tanpura tunings, arpeggiator, pitch tracking and web-configurable CV/pulse outputs. Classic Start Here

42Backyard Rain Nature soundscape audio. A cozy rain ambience mix for background listening. You control the intensity. This card plays rain ambience which was recorded in my backyard. Classic Tom's Pick Instant Win

108GBA PSG Voice Boots a cartridge-less Game Boy Advance over the pulse jacks via BIOS Multiboot, then plays it as a chiptune synth voice with the whole sound editor on the GBA's own screen Tom's Pick Magic

818Bibesque Bib-inspired stereo dub delay, reverb and tape processor Useful

833BuzzyBee Hardware-tested Buzzrito saw and sub swarm with virtual XY motion and note-memory chords.

107Scintillator Analog-computer argument/function chain, a triggerable kick drum, and Geiger-style collision gates.

106Uncertainty Buchla 266-style noise/FRV/QRV, plus a wavefolder and pulse alternator. Useful

580Vortex Runner Split-output cinematic synth voice with Web MIDI editing.

105Voder The 1939 Bell Labs Voder - a filter and formant based voice-synthesis machine, invented by Homer Dudley - played by hand from the panel or from a Music Thing 8mu over USB MIDI Host

174Skipping Stones Marbles-inspired controlled-random patch conductor for the Workshop System.

15MLRws A remix of monome's classic MLR sample cutting platform (grid controller encouraged but optional). Diagrams here are for Gridless mode. Deep Tom's Pick

41Blackbird A scriptable, live-codable, USB-serial-to-CV device implementing monome crow's protocol Deep Useful

11Goldfish Weird delay/looper for audio and CV Classic

04BYO Benjolin Rungler, Chaotic VCO, Noise Source, Turing Machine, Quantizer Wild Classic

36GradualProcess Three generative composition processes (Glass, Reich, Pärt) in one card, chosen by Main's position at power-on

16The Bells Bellringing methods sequencer — 12 change-ringing methods with tempo and jitter, quantised to six scales Tom's Pick

79Slag Metallic percussion driven by a lockable random step sequencer.

82Computer Grids Grids-inspired trigger sequencer with Web MIDI SysEx configuration.

54Tapegrade Mono-input stereo cassette warble processor with wow, flutter, hiss, crackle, and tape wear morphing. Start Here Wild

433433 Sense of Space Whimsical 4'33"-inspired ambience looper with a three-loop transport, LED countdown, restlessness fidgets, Pulse In restart, and chair creak one-shot.

87Fr330hfr33 Hardware-tested acid bass synthesiser with selectable saw or square oscillator, switchable 18 or 24 dB diode-style filtering, accent and glide, distortion, USB MIDI device/host operation, a…

101C1ZZL3 Gnarly Dual-oscillator phase distortion synth voice with recipe wave banks, named Web MIDI sound presets, separate oscillator envelopes, CZ patch import support, and an eight-knob MIDI CC performa… Wild

818Bibesque Bib-inspired stereo dub delay, reverb and tape processor New

106Uncertainty Buchla 266-style noise/FRV/QRV, plus a wavefolder and pulse alternator. New

85PlantHolder USB MIDI host and Placeholder-style reverb — built for the Instruo Pocket Scion, happy with any USB MIDI device.

06USB Audio & MIDI 6-channel USB audio interface and USB MIDI device with configurable CV/gate mapping.

33drumdrum DFAM-style 8-step sequencer

31ESP A MS-20-style External Signal Processor that includes a preamp, bandpass filter, envelope follower, gate, and 1v/oct pitch outs.

108GBA PSG Voice Boots a cartridge-less Game Boy Advance over the pulse jacks via BIOS Multiboot, then plays it as a chiptune synth voice with the whole sound editor on the GBA's own screen New Tom's Pick

61ZX A cycle-accurate ZX Spectrum 128K that turns the modular jacks/knobs/switch into a patchable control surface — plus OneBit (1-bit beeper synth) as an alternate boot mode. Deep

877RYK B77 Tape Sampler Two-track tape sampler with variable-speed playback and CV crossfading

666WS-DOOM Doom, running entirely on the Computer — play it by ear with knobs, CV and the enemy-panned stereo mix Tom's Pick

96Cathode Ray Composite video synthesiser (PAL + NTSC builds) — oscilloscope, etch-a-sketch & spectrum analyser, greyscale via dithering, performance effects, 8 alt-boot screensaver/game modes

69Trace Oscillograph stereo oscillator

45Bends 6-Stage Stereo Multi-FX, Glitch Looper & Digital Degradation Engine

50Flux Multi-FX processor, polyphonic synthesizer, and CV utility module. Classic Deep

51Grains Granular sampler, live audio cloud processor, and scrubbable tape player.

26Clockwork 6-channel polyrhythmic timing and modulation generator inspired by Pamela's Workout. Deep

66stretchcore Mono sample-loop player with tempo control, timestretch, position jumps, and browser-based sample loading Classic Wild

67Fragments Six-slot sampler and sequencer with MIDI pitch control, configurable random CV outputs, saved kits, alternate variation mode, web editor, and included 24 kHz long-sample firmware.

53Glitter Granular Looping Sampler

73VSS 6-voice polyphonic µ-law sampler inspired by the Yamaha VSS-30 Instant Win