CP/M 2.2 compilers, assemblers, and interpreters

Firmware for the ZuluSCSI advanced SCSI emulator

Chemical intuition for surface science in a package.

Desktop app that enables bluetooth keyboards to connect to the reMarkable Paper Pro Move

Python package for the creation of publication-quality reaction energy diagrams with Matplotlib.

SQL Valley is an interactive SQL tutorial using Skill-Tree-based modularization, browser-based SQL exercises and a mystery storyline.

The Cornell-Holland Ab-initio Materials Package (CHAMP) is a quantum Monte Carlo suite of programs for electronic structure calculations of atomic and molecular systems.

Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural decisions via MCP.

An experimental single-board computer using the 65C816

Collaborative Collection of C++ Best Practices. This online resource is part of Jason Turner's collection of C++ Best Practices resources. See README.md for more information.

Example shown in pymkmkit for Ru methanation

An Educational Hartree-Fock Code in Python: Transparent Implementation of Gaussian-Type Integrals, SCF Procedures, and Geometry Optimization

Course to learn how to write OpenGL C++ programs

MolSSI Integral Reference Project

MACE - Fast and accurate machine learning interatomic potentials with higher order equivariant message passing.

The PC-SPRINT 8088 PC Accelerator Board by Doug Severson

USB keyboard to PS/2 / AT / XT interface converter using a Raspberry Pi Pico

RAM test ROM for IBM PC/XT and Clones

An XT ISA extension card for accessing SD memory cards

ISA Floppy Disk and Serial Controller

A remake of the classic Dune 2 - The Building of a Dynasty (by Westwood Studios) with several enhancements. Like: higher screenresolutions, zooming, multiselect, skirmish play, etc.

Automated scripts for handling catalytic reaction pathways: from energy and thermodynamic data extraction to Gibbs free energy calculation, PED plotting, MKMCXXX input generation, and result analysis.

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

Minimal 8088 single board computer

Kermit 95 (C-Kermit for Windows and OS/2) - scriptable internet and serial communications with terminal emulation

Talos ES™ is a mini-computer, built with standard, discrete logic (74-series chips), featuring a custom RISC CPU. It's meant for education and entertainment.

A homebrew 16 bit breadboard computer based on WDC's 65C816 processor