C library for converting between latitude/longitude and Maidenhead locators

uClinux for the Mac Plus

A modern, scratch-built, open-source (GPLv3) alternative ROM BIOS for PC, XT, 8088 Clone or Turbo PCs.

Arduino UNO R4 test-code to demonstrate: 1. Wake-From-Interrupt 2. Change System-Clock divisors 1/1, 1/16, and 1/64 settings 3. Switching between 48MHz HOCO and 8MHz MOCO internal oscillators (and …

SD card interface for Apple 2 computers

A QRP digital transceiver created from readily available parts for off-the-grid maintenance

ZBar is an open source software suite for reading bar codes from various sources, including webcams. As its development stopped in 2012, I took the task of keeping it updated with the V4L2 API. Thi…

Ham Radio All-in-one-Cable

3 implementations of the FFT for Arduino AVR platforms!

A 6502-based computer squeezed onto a single bread board.

A tool to display live spectrogram data from vlfrx-tools and raw (s16_le) streams

An Unofficial Desktop Client for Splatnet2

BLHeli for brushless ESC firmware

Arduino hardware package for ATmega8, ATmega48, ATmega88, ATmega168, ATmega328 and ATmega328PB

An open source program for controlling the MiniPRO TL866xx series of chip programmers

Flexible ROM Corruptor.

LUFA - the Lightweight USB Framework for AVRs.

A fork of Simon Monk's Arduino Timer library

Proof-of-Concept LUFA Project for the Nintendo Switch. Pretends to be a HORI Pokken Pad which only prints Splatoon 2 Posts

nifty command line date and time utilities; fast date calculations and conversion in the shell