Open source PCB designs you can simulate
42,857 boards
Every public KiCad project we can find on GitHub, with its processor, full parts list and a render of the board. Any of them can be brought up in simulation: open one and run firmware on it before you order a single PCB.
42,857 boards|Most starred
RF ProtoBoard Extended
maelh
99.6 × 87.6 mm1 parts2LBSD-3-Clause28- schematic only · 59 parts
Modular synthesizer
Veyniac
59 partsCC-BY-NC-4.028 
RP2040/RP2350RP2350pc
OLIMEX
85 × 65 mm287 parts4LNo license27
OreSat Battery Card
oresat
99.8 × 94.6 mm267 parts4LNo license27
Electricui arena
electricui
220 × 120 mm253 parts4LMIT27
Single choc
ibnuda
97 × 117 mm240 parts2LGPL-3.027
NerdQX
IxTechCrypto
89 × 184 mm217 parts6LCERN-OHL-S-2.027
RP2040/RP2350Katia
ikajdan
277.2 × 107.5 mm192 parts4LCERN-OHL-P-2.027
AVR/Arduino88RPI
ccadic
231.3 × 162 mm160 parts2LNo license27
Microchip SAMOpen source insulin pump
UCBioengineering
50 × 50 mm143 parts4LNo license27
AVR/ArduinoC128SX MX Keyboard
sjgray
404.4 × 137.6 mm136 parts2LNo license27
SIMM72BL
demik
108 × 35.8 mm133 parts4LCERN-OHL-P-2.027
Midikraken TRS
Windfisch
56 × 110 mm118 parts2LNo license27
STM32Kururugi-ESC
Bare-Metal-Foundry
37.9 × 23.6 mm116 parts6LNo license27
AVR/ArduinoDiymetro
tomarus
162.8 × 100 mm115 parts2LNo license27
Diff drive mapping robot
rayvburn
136 × 128.5 mm95 parts2LNo license27
NXPControl panel with Teensy4 and 192x64 VFD
mariosgit
178.3 × 100.1 mm93 parts2LMIT27
Multi
homebrew8088
184.2 × 219.2 mm92 parts2LGPL-3.027
RP2040/RP2350MioLink
Misaka0x2730
53 × 42 mm92 parts4LGPL-3.027
Raspberry PiRascsi 2p4
PiSCSI
65 × 56 mm86 partsBSD-3-Clause27
Medusa
Gtrx0
133.4 × 95.4 mm77 parts2LCERN-OHL-1.227
AVR/ArduinoArduino mega all pins
tomaskovacik
101.6 × 53.3 mm76 parts2LCustom license27
RP2040/RP2350Duke Fluke'EM Probe Public Version V5
novintic
114 × 56.7 mm75 parts2LGPL-2.027
ESP32Hornbill our
ExploreEmbedded
93 × 60 mm68 parts2LNo license27
Musashi60-revD
hamano
163 × 130 mm65 parts2LNo license27
STM32Overnumpad controller 1xb
purdeaandrei
69.6 × 37.3 mm65 parts2LCERN-OHL-P-2.027
RP2040/RP2350C64 Joykey 2040
tebl
99.7 × 74.9 mm64 parts2LCERN-OHL-1.227
AVR/ArduinoGNBoard (Shield for Arduino Mega)
CarlosGS
80.8 × 55.4 mm56 partsNo license27
NXPTeensy eurorack
newdigate
64.8 × 109.2 mm52 parts2LMIT27
ESP32EverAliveSensor
jfm92
64 × 50 mm50 parts2LCC-BY-NC-4.027
Microchip SAMVumeter schematics
wyager
100 × 30 mm47 parts2LMIT27
DeMoN2
gerbilbyte
123.5 × 96 mm45 parts4LCC-BY-NC-4.027
ESP32Hornbill-ESP32-DEV
25.4 × 60.8 mm45 parts2LNo license27
NXPMchck board
mchck
36.6 × 18.8 mm36 parts2LCustom license27
AVR/ArduinoMa panelized
T3nk4I
50 × 30 mm35 parts2LGPL-2.027
SimpleModem
AndersBNielsen
46.7 × 15.2 mm34 parts2LCC-BY-NC-4.027
Browse boards by part
AMS1117-3.3 1847USBLC6-2SC6 1502RP2040 1017W25Q128JVS 654AP2112K-3.3 635ESP32-S3-WROOM-1 488TL072 446L7805 43674HC595 404TL074 404CH340C 392LM358 367Pico 356USBLC6-2P6 351AP2112K-3.3TRG1 345Arduino_Nano_v3.x 317LM7805_TO220 315ProMicro 29774LS04 285ESP32-WROOM-32 285PC817 260SRV05-4 25874LS245 257TP4056 250