Open source PCB designs you can simulate
23,543 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.
Omega-Mainboard
skiselev
333.4 × 149.9 mm248 parts2LGPL-3.0456
Omega-Mainboard
merlinkv
333.4 × 149.9 mm248 parts2LGPL-3.040
Omega-Mainboard
msx-solis
333.4 × 149.9 mm248 parts2LGPL-3.07
NeoBit
mignon-p
77.5 × 45.7 mm25 parts2LCC-BY-SA-4.06
Omega mainboard1.3eu
333.4 × 149.9 mm252 parts2LGPL-3.05
Balancer
kwiecinski
99.5 × 99.5 mm165 parts2LMIT3
Nordic nRFApex
HashirX-ux
516.6 × 112.1 mm478 parts4LMIT2
Nexus
133.5 × 86 mm70 parts2LMIT2
ESP32Security-Alarm-Panel
Matyas604
100 × 73.9 mm113 parts2LGPL-3.01
Microchip SAMDc25badge
Matir
126.8 × 48.3 mm96 parts2LApache-2.01
RP2040/RP2350Mass Spring Damper SysID Lab
Scalable-Open-Source-Labs
185 × 83 mm82 parts2LMIT1
Tia fpga
lrrosa
61.6 × 34.5 mm24 parts2LCERN-OHL-S-2.01- schematic only · 11 partsESP8266
RGB-LED-Fire-Exit-Light
Slush-Code
11 partsApache-2.01 
ESP32PixelBoard
hamzaa-exe
33 × 45 mm21 parts2LMIT0
Microchip SAMProtospin
57.3 × 38.1 mm32 parts2LApache-2.01
ESP32PCB3 Contoller
ahaimour2005
35 × 70 mm8 parts2LMIT0
VideoEncoder
stonedDiscord
175 × 80 mm43 parts2LBSD-2-Clause4
Browse boards by part
AMS1117-3.3 899USBLC6-2SC6 763RP2040 566W25Q128JVS 345AP2112K-3.3 273TL072 269TL074 250ESP32-S3-WROOM-1 229CH340C 221L7805 208Pico 19274HC595 185USBLC6-2P6 174LM358 16874LS04 160SRV05-4 158AP2112K-3.3TRG1 154ESP32-WROOM-32 15374LS245 14474LS138 138W25Q128JVSIQ 135Arduino_Nano_v3.x 13474LS00 133TP4056 130