6 layers41.6 × 80.4 mm
4in1-panel
OpenDrone-hw/OpenESC-30x30
Open-source 4-in-1 AM32 ESC for FPV drones. 30.5x30.5 mm, 2-8S, one MCU per motor, CERN-OHL-S-2.0.
404 parts85CERN-OHL-S-2.0
Boards using the SMBJ24A
56 boardsBoards in 49 GitHub repositories, designed in KiCad, that use the SMBJ24A by GOODWORK (-55℃~+150℃ 15.4A 24V 26.7V 38.9V 5uA 600W TVS Unidirectional DO-214AA(SMB) ESD and Surge Protection (TVS/ESD) ROHS). See how each wires it, with its parts, size, README and files; the SMBJ24A’s symbol, footprint and pinout are on its own page.
- 2 layers89.2 × 103.5 mm
Oas
hubertciebiada/open-ambient-sensor
OAS — Open Ambient Sensor: DIY multi-sensor indoor environmental monitor (CO2, PM, VOC/NOx, temperature/humidity, mmWave presence) on ESP32-C6 with ESPHome / Home Assistant integration
64 parts44GPL-3.0 - 2 layers100 × 120 mm
Dcc station
cc90202/DCC-esp32
DCC command station for ESP32-C6 — NMRA-compliant model railroad controller in Rust
82 parts12 - 2 layers100 × 80 mm
Meganecan gw
Barbedx/MeganeCAN
ESP32-based CAN-bus companion for Renault Megane 2 infotainment displays.
68 parts3 - 2 layers84 × 26 mm
- 2 layers62 × 100 mm
ESP32-S3-HUB75-Driver
wszeto9/ESP32-S3-HUB75-Driver
This board serves as the Matrix Display driver for MIT's 2.007 gameboards in Spring 2024 and Spring 2025. The board can take 4 button inputs, Stemma-QT I2C sensors, and breaks out 8 GPIO pins for future use.
137 parts3MIT - 4 layers58 × 59.3 mm
- 2 layers65 × 53 mm
Kline l9637d
quangvd917/ab125-kline
Bản mới của kline-l9637d: C3 SuperMini cắm thẳng lên mạch qua rào cái, không còn giắc J2. PCB một mặt, kích thước 70 × 38 mm, để tự làm. Firmware dùng env c3supermini như cũ, không phải sửa.
23 parts2 - 4 layers92 × 56 mm
REIN R1
rein-baremetal/REIN_R1_KiCad
Dual-MCU baremetal embedded development board featuring high-speed QSPI storage, hardware USB hub, and flexible power management. Open for PCB trace routing collaboration
177 parts2 - 2 layers30 × 100 mm
Moskill
telagod/moskill
MosKill - Smart Mosquito Swatter with BLE, Kill Counting & Statistics | ESP32-C3 + KiCad PCB + UniApp
95 parts2 - 4 layers75 × 75 mm
USAN r0
alu-source/open_USAN
This project documents the software and hardware of an ultrasonic anemometer, created in cooperation between FH Aachen and DLR Göttingen
262 parts1 - 2 layers60 × 100 mm
HANDy
cwoodhayes/HANDyDriver
NSF HAND ERC's open-source motor driver board, maintained by the Center for Robotics & Biosystems @ Northwestern University
86 parts1 - 4 layers130 × 105 mm
HomeDeck
Kilan777/HomeDeck
Jarvis HomeDeck: a Raspberry Pi CM4 carrier board and voice-assistant software for a 7-inch smart display (KiCad hardware, generated from Python, plus the Python/JS assistant)
228 parts1 - 4 layers160 × 100 mm
Smu main
PaulBichl/vibepcb-smu
VibePCB example: 4-quadrant SMU (+-30 V / +-1 A, USB-C PD, Ethernet) designed with an LLM
244 parts1 - 4 layers100 × 51.5 mm
STM32 CONTROLLER DESIGN
shreyadascoder2004/stm32-can-modbus-gateway
4-layer STM32 industrial gateway bridging RS-485/Modbus-RTU and CAN — KiCad schematic/layout + C firmware
51 parts1MIT - 2 layers220 × 130 mm
Mrf101 40m pa usbpd
ablanquart/thegrenade_2026
USB-C powered linear amplifier for 40M band with harmonic rejection and SMA ports
96 partsCERN-OHL-S-2.0 - 2 layers97 × 67 mm
Soldering iron 936A + t12 compatible
anshchawla521/DIY_T12_iron
This repository conatins all the files for the DIY soldering iron which is compatible with hakko 936 style station and is meant to be used as the replacement PCB for HAKKO 936 style clones.
103 parts - 4 layers40 × 40 mm
- 2 layers54 × 51 mm
- 4 layers100 × 67.8 mm
- 2 layers119.5 × 60 mm
Futuresight
birbh/FutureSight_CAR
ii. For macos/Linux users: Linux and Mac usually recognize the RNDIS interface automatically, but you need to check if the network interface is active. - Open Terminal: Run ip a (Linux) or ifconfig (Mac).
40 parts - 2 layers100 × 80 mm
Lsr ctl
Brico-Hams/libresat-rotator
LSR-1 starts from two open designs, the SatNOGS Rotator v3 and AntRunner. It uses the compact printed cycloidal actuators popularised by Sweep Dynamics and puts a Raspberry Pi at the head.
61 parts - 2 layers165.1 × 204 mm
Production controller makroshield
Connaxio/production-controller-makroshield
The PCM has a mikroBUS socket that works with Espoir, our Power over Ethernet devboard, to provide remote control, as well as advanced functionalities through node-red and Home Assistant.
120 parts - 4 layers65 × 56 mm
Canary pwr
danbrunski/canary
Four 25 F cells in series for CANary-PWR's LTC3350 hold-up, on a lead (design record: docs/CANary-PWR-Spec.md §P4). The board has no active parts: four cells, an NTC, two Kelvin net ties and a Micro-Fit 2 × 5 header.
132 parts