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
Apiaster
nmunnich
146.1 × 118.8 mm98 parts2LCC-BY-NC-4.0118
STM32Stm32gbcart
Emeryth
51.4 × 61 mm36 parts2LCC-BY-4.0118
RP2040/RP2350Sofle Pico
JellyTitan
145.4 × 116.3 mm108 parts2LMIT117
STM32 VGM Player YM2612 SN76489
AidanHockey5
138.4 × 91.4 mm84 parts2LAGPL-3.0117
USBSID-Pico
LouDnl
92.8 × 71.8 mm83 parts2LGPL-2.0117
ESP32Capacitor alarm clock
ArcaEge
62.3 × 64.3 mm81 parts2LMIT117
RP2040/RP2350PD240W
theohg
66 × 66 mm213 parts6LCC-BY-NC-4.0116
AVR/ArduinoMegaMIDI
100 × 100 mm102 parts2LAGPL-3.0116
4ms kicad lib
4ms
10.4 × 10.5 mm12 parts2LUnlicense116
MRIYA
themaxbang
270.4 × 100.3 mm124 parts2LMIT115
Breakneck Hardware Wallet
monero-project
145 × 165 mm105 parts2LCERN-OHL-1.2115
Sch
DownUnderCTF
150 × 110 mm47 parts4LNo license115- schematic only · 63 partsNXP
Dodohand
dodohand
63 partsGPL-3.0115 
HE60
peppapighs
284.7 × 94.2 mm252 parts2LGPL-3.0114
C64-250407-Replica
bwack
390 × 179.8 mm214 parts2LCERN-OHL-1.2114
RP2040/RP2350Fosdem dual capture
FOSDEM
87.9 × 95.8 mm211 parts4LNo license114
Output
QuinnFreedman
38 × 100 mm124 parts2LNo license114
AVR/ArduinoScout
oskitone
145.3 × 44.5 mm38 parts2LCustom license114
ESP32Easysdr
michalin
67.3 × 74.9 mm32 parts2LGPL-3.0114
AVR/ArduinoFranzininho diy board
Franzininho
51.1 × 30 mm19 partsCC-BY-SA-4.0114
STM32Mun
RGBKB
154 × 105.1 mm436 parts2LGPL-3.0113
Nijuni
krikun98
153.6 × 95.3 mm64 parts2LNo license113
Cherry MX Breakout Board (Kailh Socket)
sszczep
18.3 × 25.9 mm3 parts2LMIT113
ZC95 MKII
CrashOverride85
191.5 × 76 mm319 parts2LGPL-3.0112
UVerter
owntech-foundation
178.9 × 131.8 mm317 parts4LCERN-OHL-S-2.0112
ESP32MaxLab AI Camera
Valar-Systems
70 × 70 mm146 parts4LCERN-OHL-S-2.0112
STM32Bldc
mrkindustries
38.5 × 65 mm124 parts2LNo license112
AVR/ArduinoDogema48 cfx
ChrisChrisLoLo
204 × 69.4 mm117 parts2LGPL-3.0112
ESP32Bitclock
goat-hill
78 × 48 mm58 parts4LMIT112
AVR/ArduinoC64-Switchless-Multi-Kernal-27C256-adapter
22.2 × 46.4 mm14 parts2LCERN-OHL-1.2112
RP2040/RP2350Starfish
wntrblm
100 × 100 mm220 parts4LCC-BY-NC-4.0111
ESP8266PC-KHARON-386-MAIN
UzixLS
100 × 100 mm157 parts4LCC-BY-SA-4.0111
STM32Bldc motor cntroller
azmat-bilal
58 × 50 mm130 parts4LMIT111
AVR/ArduinoBanime40
190.5 × 76.2 mm88 parts2LCC-BY-SA-4.0111
AVR/ArduinoRam Tester
tops4u
39.8 × 59.4 mm35 parts2LGPL-3.0111
STM32Openlager
d-ronin
15.2 × 19.1 mm29 parts4LNo license111
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