Altium sourceAltiumDesigner PcbLibrary
by KitSprout
AD 元件庫,AltiumDesigner PCB Library
287 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.
Altium sourceby KitSprout
AD 元件庫,AltiumDesigner PCB Library
by gsuberland
Script for extracting stackup templates from JLCPCB and turning them into Altium and KiCAD stackup files
KiCad sourceby markh-de
PCB Assembly Variants for KiCad

by hkzlab
The Color Graphics Adapter Redux board is a more or less faithful clone of the original IBM CGA, based on the original schematics
KiCad sourceby 0101shift
All design files, source code, and documentation for Project OAK, a digital watch inspired by mechanical complications.
KiCad sourceby Atlantix-EDA
Companion PCB Release & Manufacturing Tool for KiCad
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.