60% Bluetooth PCB using the nRF52840. MX, ALPS and SMK versions.

Multi layout 60% PCB with support for common ANSI and ISO layouts and split space. SE-version is for use in Polaris, DB-version for use in Bakeneko/Kei.

3D Printable 3:1 Geared Extruder

A programmable (QMK/TMK supported) HHKB controller with integrated hub

M19O2 open source hardware Oxygen Concentrator based on the Pressure Swing Adsorption cycle aka Skarstorm cycle

The FB2020 Core XY 3D Printer repository

Steezy60 is a 60% PCB in two versions: one for SMK gen 2 switches one for ALPS-compatible switches. Compatible with standard tray-mount cases. BIG layout compatibility.

The Unextended Keyboard. A 60% Keyboard targeting Alps and AEK-keycaps

Leopold FC980C replacement keyboard controller

A collection of all of my common settings/symbols/packages and selfmade footprints/symbols and a page layout for KiCad.

Altium footprints and schematics used in my custom designs

60% PCB for using ISO AEK keycaps. Supports split r-shift, split space and Tsangan bottom row (non AEK space keycap).

Low-cost replay device for playing back Tool Assisted Speedruns on real hardware

1/2 channel 4-20 mA to voltage converter boards using LMP8640 current sense monitor.

this is the repo for the first prototype of the opencare project

A simple and fast microwire twister

CoffeeCaller. Once a nice office gadget it now evolved to a small development board for the Nordic nRF52840.

Custom PCB design of an external S-&Watt-Meter for radios. Useful for all enthusiasts and amateur HAM operators.

G_CardMother a homemade without any microcontroller motherboard for 8bits processor like "GP8B"

BoxTurtle DC motors standalone board