
TOTEM
by GEIGEIGEIST
TOTEM is a 38 keys column-staggered split keyboard. It meant to be used with a SEEED XIAO BLE or RP2040
312 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.

by GEIGEIGEIST
TOTEM is a 38 keys column-staggered split keyboard. It meant to be used with a SEEED XIAO BLE or RP2040
KiCad sourceby newdigate
Hardware Design: Eurorack shield for teensy 4.1 with 14 in / 16 out analog channels
KiCad sourceby 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..
EAGLE sourceby jgromes
Universal wireless communication shield for Arduino
by olewolf
Code and Arduino shield for a frequency analyzer for geometric sensors
by GaudiLabs
Open Source Theremin Instrument, Shield PCB and Hardware description

by dmadison
Add-on circuit boards ("shields") for connecting Arduino development boards to sim racing equipment.

by aKaReZa75
Educational shield for the Quectel M66 GSM module, fully compatible with Arduino UNO.
EasyEDA sourceby MehverOSHW
基于树莓派4布局的底板,核心板为稚晖君 (@peng-zhihui) 的 Project Quantum 项目。| A shield (IO board) according with RBPi4, the core is @peng-zhihui 's Quark N.
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.