3,389 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.
- schematic only · 343 partsRP2040/RP2350
Ortho
Montana1176
343 parts2LMIT0 
RISC-VAudio
byrantech
27.8 × 22.3 mm38 parts2LMIT4.3k
STM32Type g
google
169 × 30 mm24 parts2LApache-2.02.9k
Sofle Pico Top Plate
josefadamcik
145.4 × 116.3 mm34 parts2LMIT2.5k
Lily58 Pro
kata0510
142.5 × 106.3 mm83 parts2LMIT2.3k
Sweep bling mx
davidphilipbarr
113.5 × 95.2 mm22 parts2LSHL-2.12.1k
Thumb cluster right
JesusFreke
41.2 × 46.6 mm16 parts2LApache-2.0993
Half plate
tzarc
95.3 × 76.2 mm24 parts2LCERN-OHL-S-2.0988
AVR/ArduinoREVIUNG33
gtips
197 × 75.2 mm86 parts2LMIT516
Amoeba spc
mtl
38.9 × 16.1 mm17 parts2LNo license478
NXPIC60
kiibohd
285 × 95 mm242 partsCERN-OHL-1.2415
RP2040/RP2350Poly corne split42 left
thpoll83
134.4 × 98.5 mm298 parts4LCERN-OHL-W-2.0406
ENV KB BACKPLATE
Envious-Data
347 × 156.3 mm9 parts2LGPL-3.0257
WCH CH32/CH55xCH32X-60-ANSI-Improved
rgoulter
285 × 94.2 mm149 parts2LNo license230
Shield
ergonautkb
22.5 × 71.3 mm3 parts2LCERN-OHL-P-2.0206
AVR/ArduinoBottom plate
ssbb
114 × 97.8 mm5 parts2LMIT197
Stonehenge30
marksard
219.1 × 66.7 mm66 parts2LMIT192
Zazu
AlaaSaadAbdo
304.4 × 135 mm167 parts2LCC-BY-NC-4.0189
Plate bottom
vlkv
179.7 × 122.8 mm24 parts2LMIT182
Ultimate Hacking Keyboard - LED Display Board
UltimateHackingKeyboard
32.5 × 13.5 mm4 parts2LGPL-3.0177
ErgoSNM v3 left
siderakb
115.6 × 106.7 mm84 parts2LCERN-OHL-P-2.0170
Nordic nRFPancake v8
Spaceboards
115.5 × 76.2 mm86 parts2LCERN-OHL-W-2.0144
Mantis reversible split
fxkuehl
111 × 130.6 mm43 parts2LGPL-3.0144
AVR/ArduinoKeyboard
Skycode22
364.9 × 108.3 mm40 parts2LNo license132
Besom pure
109.8 × 81.4 mm39 parts2LNo license129
Sgkb
sago35
134 × 96 mm64 parts2LMIT118
Sofle Pico Top Plate
JellyTitan
145.4 × 116.3 mm34 parts2LMIT117
MRIYA Bottom Plate
themaxbang
132.6 × 84.4 mm4 parts2LMIT115
Choctopus44 switch plate
SlightHeadache
247.4 × 127.9 mm45 parts2LMIT99
Central promicro encoder
zzeneg
44.6 × 70.5 mm17 parts2LMIT98
AVR/ArduinoKeyplus mini
ahtn
24 × 23 mm20 parts2LNo license96
Wren nav
oliviahanley
201 × 112.8 mm37 parts2LMIT92
Pangaea top main
e3w2q
114.3 × 80.2 mm21 parts2LMIT92
ESP32IotThermalCamera
BerkeleyHCI
30 × 95 mm119 parts2LBSD-3-Clause91
Top cover
341.3 × 148.9 mm62 parts2LMIT75
R41l2
cyril279
251.4 × 103.7 mm84 parts2LMIT74
Browse boards by part
AMS1117-3.3 1720USBLC6-2SC6 1307RP2040 956W25Q128JVS 616AP2112K-3.3 568ESP32-S3-WROOM-1 442TL072 434L7805 405TL074 39274HC595 381CH340C 368LM358 350Pico 340USBLC6-2P6 331Arduino_Nano_v3.x 298LM7805_TO220 28574LS04 280ProMicro 276AP2112K-3.3TRG1 268ESP32-WROOM-32 26374LS245 254SRV05-4 24574LS32 241PC817 241