6,186 open source PCB designs, indexed by the chip they’re built around
Real boards from 3,019 public GitHub repositories, read straight from their KiCad files: size, layers, the full parts list and a render of the PCB. Find one close to what you’re building, then simulate its firmware on HardLabs before you order anything.
AVR/ArduinoFlypi
amchagas
57.2 × 146.6 mm49 parts2LGPL-2.087
Raspberry PiExpansion board
reubenstr
100 × 49.8 mm75 parts4LMIT51
ESP32Signalbroker lin transceiver
skyguru
105 × 63 mm29 parts2LApache-2.03
RP2040/RP2350Nyu openplc te
kiwih
155 × 108 mm153 parts2LGPL-3.02
ESP32MEOW System Integration
andrewgond
140.3 × 98.7 mm35 parts2LApache-2.01
ESP32Nft hydroponic controller
hasan-abuzaid
135 × 101.3 mm97 parts4LCERN-OHL-S-2.00- schematic only · 11 partsESP32
LIM-Vario
loyermael
11 partsGPL-3.00 
MEOW Power Distribution V2
75 × 49 mm14 parts2LApache-2.01
Browse boards by part
AMS1117-3.3 307USBLC6-2SC6 273RP2040 198W25Q128JVS 122CH340C 102TL072 102AP2112K-3.3 93TL074 91ESP32-S3-WROOM-1 87AP2112K-3.3TRG1 81SRV05-4 71W25Q128JVSIQ 66USBLC6-2P6 64MCP73831T-2ACI/OT 46L7805 45ESP32-S3-WROOM-1-N16R8 44Pico 44LAN8710A-EZC(QFN32) 43XC6206P332MR 43SN65HVD230 42BME280 39LM393 39XC6206PXXXMR 39AMS1117-5.0 38