Browse hardware designs
BoardRepo is the GitHub for hardware. View any KiCad schematic, PCB, and BOM in your browser and download the sources, no install and no account needed.
Public designs
A Raspberry Pi hat that features the INA228 I2C output current/voltage/power/energy/charge monitor
A Current Sensing Module with Input protection for INA228
OBJEX Link is a modular IoT board. It is designed to develop IoT devices that are easy to repair and recycle. It is also perfect for rapid prototyping and developing research and robotics projects.
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USB power delivery solution for charging, or as a universal power source.
This is a small module that handles the USB PD negotiation and simply outputs a specific DC voltage.
A big QMK powered trackpad
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OpenSource inline USB-PD Power meter
This project is a compact, low-power smart plant monitoring system designed using KiCAD. It integrates an ESP32-C3-WROOM microcontroller with a range of sensors and peripheral interfaces to monitor soil moisture, temperature, and humidity. The system is ideal for IoT-based plant care, home automation, or educational prototyping.
KiCad Electroncis Hardware. A 2xAA Battery or USB-C powered IR sensor bar compatible with the Nintendo Wii and Wii-U.
A KiCad 9.0 carrier board for the Teensy 4.x microcontroller, designed for real-time audio sensing with USB-C Power Delivery input, 4S Li-ion battery management, I2S MEMS microphone, and LED lighting outputs.
Tiny LiPo Charger & I2C Battery Meter (w/ MAX17048)
Schematic and PCB for Li-Po charger with power path, power management inputs, charging state and 3.3V output and I2C fuel gauge
A developer board created in kicad featuring a STM32L053 MCU, RFM95W LoRa chip, LR-80 GPS and a MEMS Sensor
Arduino Micro LoRA/FSK USB KISS modem (for Linux AX.25, APRSDroid, Codec2Talkie) or standalone APRS AX.25 micro digirepeater
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