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
ESP32ESP32S3-AI-Voice-Assistant
DhamuVkl
60 × 60 mm72 parts2LMIT22
AVR/ArduinoArduino MEGA 2560-Rev3
bobc
101.6 × 53.3 mm69 partsNo license22
ESP8266OpenBCI Wifi Shield
OpenBCI
61.2 × 61.2 mm67 parts2LCustom license22
Raspberry PiSoleil hardware
protolux-electronics
65 × 30 mm66 parts4LCERN-OHL-P-2.022
ESP32Esp32-aquarium controller
voltlog
122 × 86 mm60 parts2LGPL-3.022
STM32Stm32-camera
Scottapotamas
36 × 36 mm58 parts4LNo license22
STM32Socitrack
lab11
31.8 × 27.5 mm57 parts4LApache-2.022
6809v2
jbevren
99.1 × 99.1 mm52 parts2LNo license22
ESP32Main board
card-io-ecg
85 × 55 mm51 parts4LNo license22
RAM128
garrettsworkshop
74.2 × 42.7 mm51 parts4LCustom license22
RetroZ SBC for S80
formix
127 × 73.7 mm48 parts2LApache-2.022
ESP8266Ikea fyrtur
mjuhanne
44.5 × 22.5 mm42 parts4LMIT22
ESP32Fujinet devkit shield
djtersteegc
99.1 × 55.9 mm40 parts2LCERN-OHL-S-2.022
Left
yangit
90 × 71 mm37 parts2LMIT22
Betsubetsu
buffis
110.6 × 77.9 mm37 parts2LCC-BY-4.022
RISC-VRISKYMSX
arkadiuszmakarenko
71.9 × 55.5 mm37 parts4LNo license22
STM32Tracker v1
angelnu
56.5 × 66.8 mm36 parts2LMIT22
2x2
brainsmoke
50 × 50 mm36 parts2LNo license22
ESP32YR-PCB-v0.4
PROTONMM
113.5 × 33 mm27 parts2LGPL-3.022
Bourns-601-Series-RC-Network-T-Filters
alxlab-zone66x
9.5 × 25.7 mm25 parts2LCC-BY-4.022
Koyomi lvds hat
exentio
65 × 56.5 mm23 parts2LCERN-OHL-S-2.022
OCXOBoard
gibbi
65 × 85 mm22 parts2LNo license22
ZephyrHub
Hugoyhu
94.2 × 22.5 mm19 parts2LNo license22
AVR/ArduinoC64 Joystick Adapter
tebl
81.3 × 40.6 mm18 parts2LCERN-OHL-1.222
MegaCD-Connect-BD-Remake
Board-Folk
98 × 44 mm17 parts2LCC0-1.022
Sensorstrip power-42-diamond
eatnooM
60 × 22 mm15 parts2LCC-BY-SA-4.022
Bomanz
kelu124
65 × 30 mm15 parts2LNo license22
PMW3360DM-T2QU
rhssk
23.4 × 28.7 mm13 parts2LMIT22
PSX-Breakout
arithmaldor
100 × 44.9 mm9 parts2LCERN-OHL-1.222- schematic only · 92 parts
HB-F1XD-keyboard
S0urceror
92 partsCC-BY-NC-4.022 - schematic only · 89 parts
Proton Turbo XT
skiselev
89 partsNo license22 
RP2040/RP2350RGB-Panel
corndog2000
80 × 125.4 mm652 parts2LCC-BY-NC-4.021
STM32Polygonus
FOME-Tech
103 × 82.4 mm299 parts4LNo license21
STM32TCKB
Ced67
285 × 94.6 mm268 parts2LNo license21
Nanoberry
EnzoRF
85 × 56 mm229 partsGPL-3.021
NXPFjol
hallmar
184.7 × 110.7 mm204 parts2LNo license21
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