Quake 4 alpha released for preservation purposes only.

eBPF Runtime Reporter and Profiler

Tachyon Fire game & game engine source code

moonBASIC — modern BASIC for 2D/3D games. Download IDE + runtime + docs. No Go required.

the runtime your coding agents live on

A collection of small sample games made with raylib

Box3D is a 3D physics engine for games

Example code and libraries for the book "Essential Mathematics for Games and Interactive Applications."

Xash3D FWGS engine

A port of Quake (1996), powered by the PolyCSS 3D engine.

Winners of the International Obfuscated C Code Contest

Shadow any website for offline viewing, with the JavaScript stripped out

Simple Mermaid Diagram Editor for My Wife

Generate compile_commands.json for any C or C++ build

A conformant OpenGL ES implementation for Windows, Mac, Linux, iOS and Android.

Native macOS 3D model viewer in SwiftUI + SceneKit. Drag-and-drop OBJ, USDZ, USD, DAE, SCN, PLY, STL, ABC.

Review-first terminal diff viewer for agentic coders

An open source re-implementation of RollerCoaster Tycoon 2 🎢

A single C header with bitwise hacks

Claude Code skill for uploading to, downloading from, and searching the Internet Archive (archive.org)

A post-modern modal text editor.

Foreign LINUX - Run unmodified Linux applications inside Windows.

Keep Your Claude Code Buddy Forever — permanent coding companion that survives every update

openGL wrapper for PSVITA.

freeglut binding for the programming language Go

GLUT binding for the programming language Go

Game for the MS-DOS VGA+Adlib jam

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with C…

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Run Linux desktops and apps on macOS with a native Metal Wayland compositor, Apple Container GUI, Waypipe, Docker/OrbStack, and rootless windows.