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

Wrench Board

by Junkz3

A senior microsoldering technician, available to every repair shop from the seasoned pro to the apprentice. Powered by Claude Opus 5

238 58Custom

BE6502 Build a 65c02 Computer board, published by tebl

KiCad source

Computers & FPGA

BE6502 Build a 65c02 Computer

by tebl

A PCB being made while watching Ben Eaters "Build a 6502 computer" video series. Includes the computer itself, a standalone slow clock and an Arduino Mega shield for the bus monitor sketch..

128 19Custom

Mackerel 68k board, published by crmaykish

KiCad source

Computers & FPGA

Mackerel 68k

by crmaykish

A series of single-board Motorola 68k computers with support for modern Linux

94 7MIT

abn6502 board, published by AndersBNielsen

KiCad source

Computers & FPGA

abn6502

by AndersBNielsen

Solving the global IC shortage by reusing old stuff!

94 14Custom

KiCad source

Computers & FPGA

Pi5 PCIe

by m1geo

A crude reverse engineering of the Pi5 PCIe connector & potential breakout boards.

87 5MIT

KiCad source

Computers & FPGA

Zynq SoM

by pinguz97

Kicad design files for a Zynq 7020 SoM

50 14CERN-OHL-S-2.0

KiCad source

Computers & FPGA

tsuraraGB

by rniwase

Nintendo Gameboy cartridge-shaped FPGA development board

16 5BSD-3-Clause

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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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