Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

The original sources of MS-DOS 1.25, 2.0, and 4.0 for reference purposes

The CORE-V CVA6 is an Application class 6-stage RISC-V CPU capable of booting Linux

BLHeli for brushless ESC firmware

The OpenPiton Platform

BIOS for Intel 8088 based computers

Historical source code for Infocom's Z-machine interpreters

PicoMEM Doc and Firmware

Cray PVP Simulator

Solving the global IC shortage by reusing old stuff!

Single board computer designed for Midwest Gaming Classic 2020 workshop

CP/M for the NABU Personal Computer using a compact flash adapter

tgy -- Open Source Firmware for ATmega-based Brushless ESCs