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.
New enet
jayacotton
254 × 134.6 mm36 parts2LMIT21
Olivetti M20 L1 schematics
anchorz
457.1 × 308 mm410 parts4LMIT4
BitStack-DigiTrainer
RetroStack
320 × 150 mm262 parts2LMIT2- schematic only · 34 parts
S100 enet
34 parts2LMIT21 
SPI Unit
oberrow
96 × 70 mm29 parts4LMIT1
Vga mem output 01 4l
sim82
80.9 × 100.6 mm61 parts4LMIT1- schematic only · 65 parts
Mc14500
89Mods
65 parts2LMIT3
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