Open source PCB designs you can simulate
6,828 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.
AVR/ArduinoArduino NMR 5.4
SoukeyCircuits
90 × 79 mm126 parts4LGPL-3.052
AVR/ArduinoNanoGris
Quinienl
68.5 × 108 mm108 parts2LGPL-3.041
AVR/ArduinoSparkAltBatteryBoard
fahreddinaykut
58.8 × 29 mm37 parts4LMIT18
AVR/ArduinoSignal.echo
coderarjob
73.7 × 54.4 mm42 parts2LGPL-3.04
AVR/ArduinoEUPLA CONE CORE
PineConeMechatronics
76.2 × 54 mm95 parts2LCERN-OHL-P-2.01
AVR/ArduinoDiy ert
CainPatel
127 × 117.5 mm44 parts2LMIT1
AVR/ArduinoEntropy32-Recorder
captainchapster
36 × 47 mm10 parts2LMIT1- schematic only · 24 partsAVR/Arduino
Perfboard studio
medinstech
24 partsApache-2.01 
AVR/ArduinoArduino NMR 5.2
100 × 75 mm76 parts4LGPL-3.052
Browse boards by part
AMS1117-3.3 345USBLC6-2SC6 296RP2040 224W25Q128JVS 135TL072 118CH340C 116AP2112K-3.3 103ESP32-S3-WROOM-1 97TL074 94AP2112K-3.3TRG1 82SRV05-4 73W25Q128JVSIQ 73USBLC6-2P6 70Pico 52L7805 50XC6206P332MR 50MCP73831T-2ACI/OT 49SN65HVD230 49AMS1117-5.0 48ESP32-S3-WROOM-1-N16R8 48LM393 44BME280 43DW01A 43LAN8710A-EZC(QFN32) 43