B NFC Membership - An application to register and read nfc membership cards

Boxes.py - laser cutting boxes and more

xTool Creative Space project generator, FreeCAD Path Processor for xTool

Application supporting Bluetooth thermal “Cat Printers”, for everyone!

OSSM pcb and hardware enclosure design

Home-built Air Quality Monitor - CO2, Gas (NOx, VOC), Particulates, Temperature, Humidity, Pressure and Ambient Light

Reverse engineered printer commands for the GB01 Cat Thermal Printer that use the "iPrint" app

A collection of useful macros for the Klipper 3D printer firmware

VGA card for Apple II+/IIe computer

Apple II/II+/IIe VGA card

🤖 The free, Open Source alternative to OpenAI, Claude and others. Self-hosted and local-first. Drop-in replacement for OpenAI, running on consumer-grade hardware. No GPU required. Runs gguf, transf…

Firmware for the V2 Analog products

A bootable 1 MB solid state disk for Apple ][ computers

SD card multi-cart for the Atari 2600 (based on my UnoCart design)

*Archived because I am not permitted to make/accept changes for the foreseeable future* Improved Apple //c (ROM 4X) and Apple IIc Plus (ROM 5X) firmware.

An introduction to network analysis and applied graph theory using Python and NetworkX

Mastering Ethereum, by Andreas M. Antonopoulos, Gavin Wood

Artillery Sidewinder X1 Firmware Mod based on Marlin 2.0.x

Repo deprecated, STPIHKAL moved to docs.buttplug.io repo

Optimized firmware for RepRap 3D printers based on the Arduino platform.

webusb esc/pos thermal printer driver

A collection of various awesome lists for hackers, pentesters and security researchers

Key and Lock Decoding Tools

Schematic and board layout for the Gamby Arduino LCD/game shield

Arduino Library for Scratch Sensor Board (picoboard) emulation

SD card Bootloader for atmega processors

Arduino libraries for the Gamby LCD/game shield

some open source embedded stuff

fixes & updates to the Arduino SD library - totally in progress. works but in beta

Arduino sketch that can take 'commands' from an IR remote