Charles Mangin

Altair-BASIC. Micro-Soft Altair BASIC 3.2 source

RetroConnector. RetroConnector series of open source adapter boards for Apple || series computers.

OUP-M. Source for OUP/M - a CP/M-like operating system for 6502

8BITCOIN. Mining Bitcoin on an Apple II

serial-wifi. A serial-to-wifi adapter for the Apple II

PressurePaint. Demonstration and example code for PressurePen support - see http://pressurepen.net

PressurePen. Documentation and instructions for the open source hardware PressurePen project.

greenscale. low res monochrome experiments for Apple II

A2QR. BASIC

gp2io. GP2IO board for Apple II, presented at KansasFest 2016

minesweeper. a small minesweeper game for Apple II, built in 6502 assembly

LNW-80. Documentation and ROMs for the LNW-80, a TRS-80 clone computer from LNW Research Corp.

ksynth. Beginnings of a dual tone synthesizer for the Apple II

SSLM. A Super Small Language Model for Apple II. Writes poetry.

dropblocks. Simple block-dropping games for Apple II

sim8800. An Altair 8800 emulator for Apple II computers

jumpyguy. Low Res game for the Apple II, programmed in 6502 assembly

BDC-6500. ROMs and other information gathered from a customized KIM-1

Apple-80. Intel 8080 emulator for Apple II

WheelOfIT. A wheel to print out and assemble, with available IT solutions.

ROMbie. Arduino (Teensy) based ROM reader

6502-QR-code-generator. A simple DASM assembler library for creating small QR codes

phylogeny. Visualize common threads between multiple generations of a file.

SG32. Salmagundi 32-bit hashing algorithm for Apple II - version 1.0

octopede. A low-res Centipede-like game for Apple II

grue. Inform7 text adventure, interactive fiction game. You are a grue.

awesome-macadmin-tools. 🕶 Awesome Mac Admin Tools list

rain. Low res falling rain animation for Apple II, in 6502 assembly

covidmap. Automatically generated SVG US county maps of COVID data