2,399 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.
Led button
cormoran
12 × 17 mm11 parts2LCC-BY-4.053
AVR/ArduinoGoldfish v2
Salicylic-acid3
17.4 × 32.6 mm26 parts2LMIT51
6502 Storage Card Pro
acwright
100 × 57.6 mm20 parts2LCERN-OHL-P-2.047
Plum twist
rianadon
17 × 17.9 mm5 parts2LNo license41
STM32Mx unsaver numpad
nearestexit
74.3 × 105.4 mm45 parts2LMIT36
DragonKeyboard
danwerner21
359.1 × 124.5 mm55 parts2LNo license34
RP2040/RP2350Noraneko42a
darakuneko
272.5 × 94.1 mm138 parts2LCustom license29
Petkb
sjgray
386.1 × 100 mm84 parts2LNo license27
STM32Hermod left
modern-hobbyist
3.6 × 3.3 mm196 parts2LMIT25
Unicorne-3x5-cherry mx reversible
Thunderbird2086
114.8 × 91.4 mm89 parts2LMIT24
36 split v3 stack case
wj-zhe
141.8 × 95.1 mm46 parts2LNo license24
AVR/ArduinoBeamspring usb
BASLQC
145.5 × 21.3 mm35 parts2LGPL-3.024
ETZ-B11-LSP-6-CHOC-V2
secersh
163.9 × 90.2 mm330 parts2LCERN-OHL-S-2.022
RP2040/RP2350Bumwings v001R64 rp2040zero sd
tubbytwins
344.6 × 141.3 mm129 parts2LMIT22
Thumb3
yangit
20 × 51 mm7 parts2LMIT22
Nordic nRFBletest-2
tangybbq
78.5 × 52 mm45 parts2LNo license21
Rana Tadpole Backplate
rana-sylvatica
175 × 111 mm6 parts2LNo license21
Reviungdash top plate flipped
tumler
292.1 × 128.6 mm52 parts2LMIT19
DaNumPad Top Plate
TweetyDaBird
100 × 95.3 mm17 parts2LCustom license19
Seismos 5CoreL
ReSummit
147 × 78 mm26 parts2LGPL-3.017
Travaulta plate niz
calvin-mcd
210.7 × 77.4 mm14 parts2LCC-BY-NC-4.016
YUIOP63 HHS Keyboard
koron
319 × 95 mm137 parts2LMIT15
Atari 130MX Plate
gianlucarenzi
308 × 128.5 mm65 parts2LGPL-3.014
ASCII keyboard 3
ibm2030
297 × 145 mm77 parts2LNo license13
PC9505 Breakout Board
blueOkiris
33 × 73.7 mm3 parts2LGPL-3.013
RP2040/RP2350Ergodonk simple zero
JellyTitan
216.6 × 155.6 mm146 parts2LMIT10
Keyball61 Left
idank
143 × 113.5 mm125 parts2LCC-BY-SA-4.010
AnsicSolder
yuburoll
100 × 97 mm48 parts2LMIT10
Right Hand Swift
GRAMCTRL
144.1 × 153 mm13 parts2LGPL-3.010
Amber plate extended
nezumee
127 × 119.3 mm5 parts2LMIT10
SP56 Plate
ericrlau
134.8 × 98.3 mm28 parts2LCC-BY-SA-4.09
Right control
geek-rabb1t
57.5 × 69.3 mm12 parts2LMIT9
STM32USB Keypad
CDFER
93 × 27 mm77 parts2LCustom license8
Cool640plate
telzo2000
196.5 × 99.5 mm45 parts2LMIT8
Split mini form left
tamago324
94.8 × 81.9 mm18 parts2LNo license8
Left fingers
jakobkg
114.3 × 40.6 mm13 parts2LNo license8
Browse boards by part
AMS1117-3.3 1287USBLC6-2SC6 1056RP2040 725W25Q128JVS 444AP2112K-3.3 408TL072 347ESP32-S3-WROOM-1 324TL074 308CH340C 290L7805 29074HC595 267USBLC6-2P6 260Pico 258LM358 237AP2112K-3.3TRG1 22474LS04 207ESP32-WROOM-32 203Arduino_Nano_v3.x 202LM7805_TO220 20174LS245 18474LS138 176SRV05-4 17674LS08 17574LS32 175