2,093 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.
STM32Overnumpad controller 1xb
purdeaandrei
69.6 × 37.3 mm65 parts2LCERN-OHL-P-2.027
Farewell
a-chol
215 × 72 mm26 parts2LNo license27
Pmw3610
badjeff
15.5 × 29.9 mm15 parts2LCERN-OHL-P-2.027
LesPaul MechanicalFret
HDR
139.2 × 25 mm7 parts2LGPL-3.027
FPGAMigStorm-ITX
wiretap-retro
170 × 170 mm157 parts4LNo license26
STM32Mist
modern-hobbyist
372.1 × 141.2 mm445 parts2LMIT25
STM32Anticheww
AcheronProject
303.2 × 94.2 mm419 parts2LCustom license25
AVR/ArduinoSAMPad
mohitg11
73.2 × 116 mm149 parts2LNo license25
Vakeyboard
vladimir-aubrecht
349 × 128 mm310 parts2LCustom license24
AVR/ArduinoLyra alpha
PiKeeb
322.3 × 82.1 mm165 parts2LCustom license24
AVR/ArduinoTheboulevard
joedinkle
257.2 × 85.7 mm154 parts2LGPL-3.024
Raspberry PiBmacro Base V2
KipJM
182.6 × 130.9 mm133 parts2LCERN-OHL-W-2.024
Unicorne-3x6-cherry mx reversible
Thunderbird2086
133.8 × 91.4 mm100 parts2LMIT24
34 monosplit
wj-zhe
243.9 × 109.4 mm81 parts2LNo license24
RP2040/RP2350WeirdFlexButOk
penk
238 × 109.9 mm75 parts2LMIT24
RP2040/RP2350GRAM-SLIM
GRAMCTRL
288.8 × 160.1 mm60 parts2LGPL-3.024
AVR/ArduinoAmkey usb
BASLQC
123 × 82.3 mm39 parts2LGPL-3.024
AVR/ArduinoUnison
jpskenn
285 × 95.1 mm281 parts2LMIT23
STM32Pcb
dcpedit
347.7 × 119.1 mm218 parts2LCC-BY-4.023
AVR/ArduinoUrsa minor keyboard
markstory
298.8 × 122.1 mm134 parts2LCC-BY-NC-4.023
STM32Squash hardware
KoBussLLC
247.7 × 101.6 mm65 parts2LCC-BY-NC-4.023
Optical keyboard mx
girishji
324.8 × 186 mm413 parts2LMIT22
ETZ-B11-LSP-5-CHOC-V2
secersh
144.7 × 90.2 mm330 parts2LCERN-OHL-S-2.022
AVR/ArduinoThe manta75
mymakercorner
312.3 × 138.8 mm197 parts2LCC-BY-4.022
Bumwings v001 core
tubbytwins
369.9 × 133.2 mm138 parts2LMIT22
STM32Otterlinear keyboard
Jana-Marie
214 × 84 mm136 parts2LNo license22
Freaku4X
ChrisChrisLoLo
190.5 × 95.3 mm86 parts2LGPL-3.022
Left
yangit
90 × 71 mm37 parts2LMIT22- schematic only · 92 parts
HB-F1XD-keyboard
S0urceror
92 partsCC-BY-NC-4.022 
STM32TCKB
Ced67
285 × 94.6 mm268 parts2LNo license21
RP2040/RP2350Rana Tadpole V2
rana-sylvatica
172 × 107.7 mm144 parts2LNo license21
STM32X88-HW
cBachoo
344 × 124.1 mm120 parts2LCC-BY-SA-4.021
RP2040/RP2350Happy-Keyboard
jluisalegria
238 × 86 mm96 parts2LNo license21
RP2040/RP2350Jolt2-left
tangybbq
151 × 98 mm65 parts2LNo license21
Nordic nRFByrandev
byrantech
35.9 × 41.8 mm55 parts2LMIT21
Fourbyfour
nezumee
76.2 × 76.2 mm52 parts2LMIT21
Browse boards by part
AMS1117-3.3 899USBLC6-2SC6 763RP2040 566W25Q128JVS 345AP2112K-3.3 273TL072 269TL074 250ESP32-S3-WROOM-1 229CH340C 221L7805 208Pico 19274HC595 185USBLC6-2P6 174LM358 16874LS04 160SRV05-4 158AP2112K-3.3TRG1 154ESP32-WROOM-32 15374LS245 14474LS138 138W25Q128JVSIQ 135Arduino_Nano_v3.x 13474LS00 133TP4056 130