2,309 open source boards in Keyboards
Mechanical keyboard PCBs, split boards and macropads — QMK, ZMK, MX and Choc. Every board here is a public GitHub project with its KiCad files, read for size, layers and parts. Pick one close to your design and simulate its firmware on HardLabs before you build it.
Nordic nRFBackup
kitsunekeyboards
285 × 94.6 mm143 parts2LMIT1
RP2040/RP2350LK56HS
lambdakb
247.7 × 95.3 mm143 parts2LCERN-OHL-S-2.01
AVR/ArduinoThe PETER keyboard
calvin-mcd
243.3 × 95.4 mm141 parts2LGPL-3.01
RP2040/RP2350MSCKee
Creative-Difficulty
213.7 × 140.6 mm140 parts4LNo license1
Penguinkeeb
amnotpopichu
306.6 × 225.3 mm138 parts2LMPL-2.01
Nordic nRFPlico
achen18
238.6 × 113.7 mm138 parts2LNo license1
RP2040/RP2350Winter60
aryan-madan
352.2 × 101.3 mm137 parts2LGPL-3.01
RP2040/RP2350Keyboard
kermitsgonnakermicide
290.9 × 123.4 mm137 parts2LNo license1
RP2040/RP2350Main
Oya-Tomo
349.3 × 108 mm136 parts2LNo license1
AVR/ArduinoCustom keyboard
balkacer
292 × 99.9 mm135 parts2LNo license1
RP2040/RP2350Ninjaboard65
Ninjadude01
312.5 × 127.5 mm134 parts2LNo license1
ESP32Mechanizer
chinh4
151.2 × 125.4 mm132 parts2LNo license1
SplitKeeb
rah1236
355.6 × 102.2 mm130 parts2LNo license1
STM32Borsdorf
Cutie-Club
314.3 × 95.3 mm128 parts2LCC-BY-SA-4.01
RP2040/RP2350VNTR-65
FanieVenter
370 × 120 mm126 parts2LNo license1
RP2040/RP2350Dimension1800
nearestexit
396.5 × 200.1 mm124 parts2LMIT1
The Interchange Keyboard - Right Module
headblockhead
175.6 × 104 mm124 parts2LCERN-OHL-S-2.01
Nordic nRFSplit-Keyboard
Arwinplayz
180 × 128 mm124 parts2LNo license1
Nordic nRFSplitly
mannireis
271.5 × 85.6 mm122 parts2LNo license1
AVR/ArduinoNeolexis
rhettjay
141 × 103.6 mm121 parts2LGPL-3.01
Chunchunkb
qwerty22121998
143.7 × 121.4 mm120 parts2LNo license1
AVR/ArduinoC128DKEYBOARD
danwerner21
437.8 × 127.8 mm119 parts2LNo license1
AVR/ArduinoErgodox extended
Gephorian
201.9 × 170.2 mm119 parts2LNo license1
Tutorial
Sh4rk-glitch
268.9 × 134 mm119 parts2LNo license1
ZX-Cherry
guntars-lemps
256.3 × 109.5 mm117 parts2LGPL-3.01
RP2040/RP2350BullIso
ScatteredDrifter
257.2 × 89.2 mm117 parts2LMIT1
RP2040/RP2350Kiwi board
268.7 × 76.2 mm113 parts2LMIT1
Lyrebird Keyboard Tone Generator
Celcius1
85.1 × 75.2 mm111 parts2LGPL-3.01
AVR/ArduinoKiCad Project
Hieupham0012
257.2 × 95.3 mm109 parts2LNo license1
Nordic nRFSplit-Keyboard with-Joystick
Shadow220108
312.4 × 114.1 mm108 parts2LNo license1
Nordic nRFAtaraxia
shreaypatel
290.8 × 123.8 mm106 parts2LNo license1
STM32Wave opensouce
isthispatrick
309.6 × 95.3 mm106 parts2LNo license1
STM32Vaucasy left
engemkeres
154 × 129.9 mm105 parts2LMIT1
Keyboard
apuder
145 × 71.6 mm104 parts2LNo license1
RP2040/RP2350Keyboard
Thunkar
161.8 × 129.2 mm103 parts2LNo license1
RP2040/RP2350Mad RP2040
Cimos
77.2 × 86.4 mm102 parts4LMIT1
Browse boards by part
AMS1117-3.3 1176USBLC6-2SC6 971RP2040 698W25Q128JVS 419AP2112K-3.3 372TL072 338TL074 307ESP32-S3-WROOM-1 300CH340C 273L7805 264Pico 25074HC595 248USBLC6-2P6 235LM358 223AP2112K-3.3TRG1 202Arduino_Nano_v3.x 19474LS04 193LM7805_TO220 182ESP32-WROOM-32 18174LS245 171SRV05-4 169W25Q128JVSIQ 16974LS138 16274LS32 161