
Icezum
by FPGAwars
:star2: IceZUM Alhambra: an Arduino-like Open FPGA electronic board

by FPGAwars
:star2: IceZUM Alhambra: an Arduino-like Open FPGA electronic board

by SdtElectronics
Evaluation board for AllWinner's RISC-V 64 SoC F133/D1s

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..

by AndersBNielsen
Solving the global IC shortage by reusing old stuff!

by UzixLS
Smallest ZX Spectrum clone with real Z80 and FPGA
by UzixLS
10x10cm PCB variant of MIST FPGA project for G738/G706 enclosure
by sporniket
A conversion to Kicad EDA of the schematics of a computer released around 1989 known as the "Atari STE".

by arnarg
Backplane PCB for Terramaster F2-221, adding NVMe SSD

by UzixLS
Easy-to-build minimalistic ZX Spectrum clone

by PatrickBaus
Keithley 2000-SCAN solid-state relay replacement

by epatel
A MOS 6502 CPU rebuilt from 4,051 discrete transistors on a 291x322mm six-layer board that reproduces the original die layout
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.