780 open source PCB designs, indexed by the chip they’re built around
Real boards from 256 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.
ESP32
Cube motherboard
willem-pennings
95 × 95 mm42 parts4LGPL-3.01.1kSTM32
${DOC TYPE} Document
EPFLXplore
69.7 × 76.7 mm253 parts6LApache-2.0345ESP32
SmartSPin2k PCB
doudar
57.2 × 60.3 mm79 parts2LGPL-2.0283OpenESC-20x20
OpenDrone-hw
31.2 × 33 mm180 parts6LCERN-OHL-S-2.0243Design os-3d blender
jangtrinh
54 × 46 mm20 parts2LMIT81ESP32
Sra dev board 2026
SRA-VJTI
90.2 × 90 mm145 parts2LMIT80ESP32
MRR ESPA
maplerainresearch
99.5 × 90.5 mm126 parts2LCERN-OHL-1.2584in1-panel
OpenDrone-hw
41.6 × 80.4 mm249 parts6LCERN-OHL-S-2.045ESP32
MRR ESPE
maplerainresearch
102 × 102 mm164 parts2LCERN-OHL-1.238AVR/Arduino
Brushless-Motor-Biz-Card
ageppert
88.9 × 50.8 mm70 parts2LMIT37NXP
RC11-2
AgOpenGPS-Official
159 × 130 mm100 parts4LGPL-3.020EX-MotorShield8874
DCC-EX
65.9 × 52.9 mm75 parts4LCERN-OHL-W-2.011ESP32
Esp
0Zane
100 × 80 mm82 parts2LMIT5- schematic only · 2 partsESP32
Architon cli
badimirzai
2 partsAGPL-3.04 Cube batteryboard
willem-pennings
95 × 95 mm4 parts2LGPL-3.01.1k${BOARD NAME} Assembly
EPFLXplore
45 × 43.5 mm21 parts4LApache-2.0345ESP32
SmartSPin2k PCB
doudar
189.5 × 204.9 mm79 parts2LGPL-2.0283ESP32
Lsa
SRA-VJTI
61.9 × 24.2 mm16 parts2LMIT804in1
OpenDrone-hw
41.6 × 42.5 mm187 parts6LCERN-OHL-S-2.045ESP32
RC14
AgOpenGPS-Official
145 × 108 mm88 parts2LGPL-3.020Eyes
0Zane
130 × 95 mm10 parts2LMIT5RC12-3
AgOpenGPS-Official
89 × 100 mm35 parts2LGPL-3.020AVR/Arduino
Sensored BLDC Controller
rjwalters
70 × 90 mm42 parts4LMIT63AVR/Arduino
Switchbox3
AgOpenGPS-Official
110 × 54 mm24 parts2LGPL-3.020STM32
Sigint systems
embeddedos-org
280 × 200 mm631 parts16LMIT8AVR/Arduino
Sensored BLDC Controller
rjwalters
70 × 90 mm42 parts4LMIT63AVR/Arduino
SW2
AgOpenGPS-Official
89 × 52 mm10 parts2LGPL-3.020STM32
Rad tolerant electronics
embeddedos-org
233 × 220 mm547 parts16LMIT8RelayDriver
AgOpenGPS-Official
28 × 18 mm4 parts2LGPL-3.020STM32
Sonar systems
embeddedos-org
233 × 160 mm538 parts12LMIT8STM32
C4isr
embeddedos-org
260 × 200 mm525 parts14LMIT8STM32
Telemetry systems
embeddedos-org
160 × 100 mm503 parts12LMIT8STM32
Electronic warfare
embeddedos-org
233 × 160 mm502 parts14LMIT8