Simple Arduino-based EEPROM programmer

KiCad Symbol Library for a variety of MOS, CBM and WDC retro microchips, including the eponymous MOS Technology 6502.

Collection of userscripts for MusicBrainz, by various authors

Grant Searle's MicroUK101 design with some mods

6502/65816/6800 Bus Protoco/Instruction Stream (for logic analysis capture files)

ESP32 Display Controller (VGA, PAL/NTSC Color Composite, SSD1306, ST7789, ILI9341), PS/2 Mouse and Keyboard Controller, Graphics Library, Sound Engine, Game Engine and ANSI/VT Terminal

Code for the 6502 microprocessor, mostly for the Replica 1 computer.

msp430 usb bootloader targeted for value line devices

Replace Energia with Arduino. Use the Arduino IDE or CLI with Texas Instruments processors in the MSP430, MSP432, and Tiva families using the Arduino Boards Manager.

Python code for mathematical classes: finite fields, rationals, quaternions, matrices, polynomials, graphs

Pngle - PNG Loader for Embedding

Arduino PNG image decoder library

Finger Tree data structure

A neanderthal backend for core.matrix.

Arduino library to emulate PS2 keyboard/mouse

ATTiny85 Pulse Oximeter with Photoplethysmogram (PPG) display

Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8

Arduino core for the ESP32

Turning your "dumb" numbers and strings into "smart" objects that know what was happening to them and when.

Package for comparing Go values in tests

My Eagle component library with stuff I use

a collection of "Little Electronic Art Projects", most involving electronics or an Arduino in one way or another!

Decoder for Stack Trace from the ESP8266 (command-line interface)

Space Invaders Emulator

2.4" 2.8"3.2" 3.5" 5.0" 7.0" TFT LCD driver for the Raspberry PI 3B+/A/A+/B/B+/PI2/ PI3/ZERO/ZERO W

Tesseract Open Source OCR Engine (main repository)

Command-line processing