REFERENCE DESIGNS

Open hardware, with the files to prove it.

462 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

462

With a design page

462

KiCad projects

210

CH32X035 USB PD Tester

by wagiminator

USB Power Delivery Testing Device and Variable Power Supply

184 20Custom

EasyEDA source

Power & batteries

HVCCPS

by AzidoPP

2200V 200mA 400W High voltage power supply

66 14GPL-3.0

Fox 1 MPPT board, published by FaradayRF

KiCad source

Power & batteries

Fox 1 MPPT

by FaradayRF

AMSAT Fox-1 satellite Maximum Power Point Tracker hardware design files

63 14Custom

TP4056 Power Path PCB board, published by DoImant

KiCad source

Power & batteries

TP4056 Power Path PCB

by DoImant

TP4056 Power Sharing PCB. Charge battery despite connected load.

49 9CC-BY-SA-4.0

Omega Dock New board, published by valerionew

KiCad source

Power & batteries

Omega Dock New

by valerionew

A dock for Onion omega, omega2 and omega2+. It features: Microusb for power supply, USB host, Ethernet

37 9CC-BY-SA-4.0

KiCad source

Power & batteries

Helium

by blueshiftPDX

Helium supercapacitor-powered portable wireless speaker

32 11GPL-3.0

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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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