Microcontroller boards
ExpressLRS Hardware
by ExpressLRS
Open-source PCB designs, schematics, and 3D-printable cases for ExpressLRS TX modules and receivers
415 142No license
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Download ProtoFlow212 published boards whose schematic and layout source is public — KiCad, EAGLE, Altium and EasyEDA projects you can read, fork and build on. Every entry links to the original repository and names its licence.
by ExpressLRS
Open-source PCB designs, schematics, and 3D-printable cases for ExpressLRS TX modules and receivers
by wyager
Source files and schematics for a very small, 33-key mechanical keyboard
by jibrilsharafi
Smart energy meter capable of monitoring up to 16 channels. Supports MQTT, REST API, Modbus TCP, InfluxDB, AWS IoT Core. Friendly UI and fully open source (PCB, schematics, components, source code)
by SMotlaq
An open-source handmade smartwatch. All of the codes, PCBs and schematics are available. ⌚
KiCad sourceby maxlab-io
Tokay AI Camera - ESP32 camera development board
KiCad sourceby electrified
KiCad schematics and gerbers for a YM sound card for the RC2014. See it in action here: https://www.youtube.com/watch?v=-iLwi9FagFE
by DuPAL-PAL-DUmper
This repository contains the KiCad files and the gerber files for the DuPAL boards.
by hkzlab
The Color Graphics Adapter Redux board is a more or less faithful clone of the original IBM CGA, based on the original schematics
KiCad sourceby 4x1md
AFSK interface for Android smartphones and tablets.
by sporniket
A conversion to Kicad EDA of the schematics of a computer released around 1989 known as the "Atari STE".
Every project listed here belongs to its author and is linked to its original repository. Licences are read from the repository metadata and summarised for convenience — check the licence file in the project itself before you manufacture or redistribute a design. ProtoFlow does not host, mirror or verify these files. Index last rebuilt 2026-09-21.