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
JJ65c02
jimjag
172.7 × 135.9 mm47 parts4LMIT25
RP2040/RP2350Spin coater v1
BirdbrainEngineer
102 × 76 mm46 parts2LMIT25
STM32Jbc nano solder
Winkelkatze
48 × 49 mm45 parts2LMIT25
STM32RPI5-CFE-Hat
will127534
65 × 56 mm44 parts4LMIT25
AVR/ArduinoRetroARDUInput
RetroFuturisticEngineer
148.3 × 116.6 mm37 parts2LLGPL-2.125
Si5351ABreakout
etherkit
30 × 50 mm27 parts2LNo license25
RP2040/RP2350Ft vac control
tjob
100 × 135 mm27 parts2LMIT25
AVR/ArduinoPsxControllerShield
SukkoPera
68.6 × 53.3 mm26 parts2LCustom license25
Modular aq sensor
open-seneca
116.7 × 53.3 mm25 parts2LCERN-OHL-S-2.025
Muscle-BioAmp-Candy
upsidedownlabs
35 × 15 mm22 parts2LCERN-OHL-S-2.025
ESP8266Esp hat
al177
73 × 30 mm20 parts2LCC-BY-4.025
Cpad PCB phob2
rana-sylvatica
31.6 × 54.4 mm14 parts2LCERN-OHL-S-2.025
ATF15xx-EVB
whitequark
25.4 × 50.8 mm14 parts2LCC0-1.025
ESP32 LogicAnalyzer
lmcapacho
48 × 53.3 mm12 parts2LGPL-3.025
ESP8266Pcb ttl ftdi esp adapter
klein0r
73.1 × 18.3 mm11 parts2LMIT25
Suzyqboard
FyraLabs
25.8 × 12 mm6 parts2LGPL-3.025
Saturn8DINMod
jeffqchen
15 × 11 mm5 parts2LCC-BY-SA-4.025
RP2040/RP2350Tiny picoprobe
tjko
66.1 × 33 mm4 parts2LGPL-3.025- schematic only · 115 parts
Battmon
lpollier
115 partsMIT25 
Cell sim
atopile
220 × 110 mm1152 parts4LMIT24
STM32Switch main v5
ben5049
93 × 50 mm594 parts6LAGPL-3.024
STM32Zellia80-HE
mhdimo
344 × 117.5 mm479 parts4LLGPL-2.124
281D
DunningtonAudio
104 × 158 mm370 parts4LGPL-3.024
Vakeyboard
vladimir-aubrecht
349 × 128 mm310 parts2LCustom license24
FPGAM.2-FPGA-Accelerator
KaiPereira
22 × 80 mm276 parts6LNo license24
AVR/ArduinoZXEVO.1010
UzixLS
100 × 100 mm242 parts2LNo license24
NXPLPC176x MultiFunction
RobertPHeller
156.2 × 168.9 mm223 parts2LCC-BY-4.024
Jiffy
jonasblixt
110 × 46 mm199 parts4LCC-BY-4.024
AVR/ArduinoDynamis
bbrfkr
9.1 × 18.3 mm198 parts2LMIT24
AVR/ArduinoBonsai
Retne01
348.5 × 165.6 mm191 parts2LNo license24
AVR/ArduinoLyra alpha
PiKeeb
322.3 × 82.1 mm165 parts2LCustom license24
ESP32Charge Controller
jharvey
139.7 × 88.9 mm157 parts2LNo license24
AVR/ArduinoTheboulevard
joedinkle
257.2 × 85.7 mm154 parts2LGPL-3.024
ESP32QLAMP-main
hisashin
142 × 58 mm143 parts2LGPL-3.024
ShutterEye
39 × 39 mm140 parts4LMIT24
Raspberry PiBmacro Base V2
KipJM
182.6 × 130.9 mm133 parts2LCERN-OHL-W-2.024
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