REFERENCE DESIGNS

Open hardware, with the files to prove it.

387 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

387

With a design page

387

KiCad projects

175

Pwdr Model 0.1

by Pwdr

A powder substrate rapid prototyping machine

130 69No license

pc Kharon 386 board, published by UzixLS

KiCad source

Audio & music

pc Kharon 386

by UzixLS

Tiny IBM PC compatible machine with 386 CPU, integrated VGA and sound.

109 14CC-BY-SA-4.0

EAGLE source

Motor control & robotics

RAMBo

by ultimachine

3D Printer electronics

92 86Custom

Displays & LED

RL PCB

by LukeVassallo

RL_PCB is a novel learning-based method for optimising the placement of circuit components on a Printed Circuit Board (PCB).

68 25MIT

Motor control & robotics

jsVoronoiPCB

by caiannello

Javascript app to process a PCB image and output G-code suitable for laser engraver or similar machine. To reduce tool time, by default, the board traces are Voronoi Tesselated, though this is optional.

59 4MIT

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Microcontroller boards77 Keyboards & input devices55 Computers & FPGA31 Retro computing30 Audio & music26 Power & batteries24 Displays & LED24 Motor control & robotics23 Sensors & data acquisition21 RF & wireless21 Interfaces & adapters17 Other boards17 IoT & home automation7 Badges & art boards6 Test & measurement5 Automotive & vehicles2 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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