REFERENCE DESIGNS

Open hardware, with the files to prove it.

362 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.

Boards indexed

362

With a design page

362

KiCad projects

163

EnergyMe Home

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)

278 36GPL-3.0

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Microcontroller boards73 Keyboards & input devices54 Computers & FPGA30 Retro computing30 Displays & LED23 Audio & music22 Sensors & data acquisition21 Motor control & robotics21 Power & batteries20 RF & wireless20 Interfaces & adapters16 Other boards14 IoT & home automation6 Test & measurement5 Badges & art boards5 Automotive & vehicles1 Cameras & imaging1

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Repository topics

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.

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