List of synth DIY repositories

This attempt at a list of synth DIY repositories is not comprehensive, if you find any errors or omissions please fix them. Strike-through entries no longer exist but are still included here for completeness.

GitHub

 * 4ms Company
 * 8bitPig, Jens Steinheil
 * ALM/BusyCircuits busycircuits
 * Arthur Saunier
 * AudioMorphology
 * Awesome eurorack open-source, community-curated list of awesome eurorack diy and opensource projects
 * Bastl Instruments
 * Befaco
 * Ben Reeves, joyfulnoisesynth
 * Boourns
 * BruteClaw/Analog-Synth
 * CAT's Eurosynth
 * Chis Beckstrom's DIY Modular Synthesizer
 * Craigyjp
 * Daniel Bachmann
 * Deladriere Euro Modules
 * Dintree DIY project from Andrew Kilpatrick kilpatrickaudio
 * Dozencrows Eurorack
 * Dragos Rotaru
 * Émilie Gillet, Mutable Instruments
 * Erica Synths DIY Eurorack Modules Eurorack Modules
 * Eurorack Github Topics
 * Eurorack awesome Eurorack Modules
 * Eurorack diy Github Topics
 * Eurorack synth Github Topics
 * Forestcaver
 * Formation Electronics
 * Gerbrand Sterrenburg
 * Irie electronics
 * Infinite Machinery
 * Ixox
 * Jakplugg
 * Jason H. J. Lim
 * Joe Beuckman
 * Joe Earlam
 * John Staskevich
 * Julien Nicault
 * kweiwen
 * Lars Bengtsson
 * Len42/Synth
 * Marten Agren, marangisto
 * Martin Klang, Rebel Technology
 * MiDispositivoMIDI
 * Midori, raphschwarz
 * Minisystem
 * Mitch Altman
 * Mjecke
 * Møffenzeef Mødular
 * Musicdevghost Eurorack
 * Mysticcircuits
 * Mxmxmx
 * Mzuelch CATs Eurosynth
 * Neilogd Eurorack Modules
 * Nickajeglin Eurorack PCB
 * Noise Reap
 * OpenModular, Open source music design hardware and software
 * Otto's DIY Eurorack Modules
 * Pharmasonic
 * Plum Audio
 * PoloAudiovisual
 * Polykit
 * Promesoft
 * Quinienl
 * Rafaelmartins Eurorack
 * Ramphands
 * Robgmsn GMSN! and JoeEarlam/GMSNPure an attempt to collate all GMSN's OS designs after it went offline.
 * Russell McClellan
 * ScottBillings
 * Seizeweb
 * Julian Schmidt, SonicPotions
 * Sound-Study-Modular
 * THX2112
 * TomWhitwell, Music Thing Modular
 * Tpcarlson synth-diy
 * Väinö Ala-Härkönen
 * Václav Peloušek, Bastl Instruments
 * Vladimir Pantelic
 * Xavier Hosxe

GitLab

 * Frmfktr
 * Green online