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

AltiumDesigner PcbLibrary

by KitSprout

AD 元件庫，AltiumDesigner PCB Library

670 237No license

Altium source

Keyboards & input devices

cyber60

by 4pplet

60% Bluetooth PCB using the nRF52840. MX, ALPS and SMK versions.

143 25Custom

Altium Designer Notes And PCB Design Guidelines board, published by amiryeg

Altium source

Retro computing

Altium Designer Notes And PCB Design Guidelines

by amiryeg

How to design a standard PCB layout using Altium Designer

113 28No license

MarsRoverHardware board, published by uwrobotics

Altium source

Motor control & robotics

MarsRoverHardware

by uwrobotics

PCB designs for the University of Waterloo Robotics Team

100 24CC-BY-SA-4.0

Altium source

Keyboards & input devices

waffling60

by 4pplet

Multi layout 60% PCB with support for common ANSI and ISO layouts and split space. SE-version is for use in Polaris, DB-version for use in Bakeneko/Kei.

99 16Custom

Battman Hardware board, published by raphaelchang

Altium source

Power & batteries

Battman Hardware

by raphaelchang

PCB designs for Battman lithium ion battery management system

60 22LGPL-3.0

Altium source

Motor control & robotics

UWARG Hardware

by UWARG

PCB designs for the Waterloo Aerial Robotics Group

59 10No license

yasir-shahzad Altium Library board, published by yasir-shahzad

Altium source

Microcontroller boards

yasir-shahzad Altium Library

by yasir-shahzad

🖥️ Altium Library with 4000+ components! 🛠️ It ensures design accuracy 📐 and includes 3D STEP models 📏✨—perfect for engineers! 🚀😊 Let me know if you need more! 👍

39 2GPL-3.0

Led Shelf Controller board, published by AShadyPCB

Altium source

Audio & music

Led Shelf Controller

by AShadyPCB

Silent 25 kHz H-bridge replacement for a whining 24V tunable white/orange LED shelf controller. STM32 + BLE, reverse engineered from the original, with scope and audio FFT documentation.

17 1MIT

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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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