An improved modern version of Doom64EX.

A refreshingly simple data-driven game engine built in Rust

The ioquake3 community effort to continue supporting/developing id's Quake III Arena

This is the official GitHub mirror for the FTEQW project.

Neat 3D math and graphics library

Source code of OpenGL tutorials on ogldev.org

The source code and content of Open.GL.

Pangea Software’s Nanosaur II for modern systems

The wildest racing game since man invented the wheel!

🐛 Pangea Software's Bugdom for modern systems

My 'Experimental' fork of NVIDIA’s implementation of RTX ray-tracing in Quake II

Reference implementation of mdspan targeting C++23

An FPS/RTS hybrid game powered by the Daemon engine (a combination of ioq3 and XreaL)

glTF – Runtime 3D Asset Delivery

Yamagi Quake II with Q2 Remaster support

Enhanced Quake 2 client and server focused on multiplayer

The Dæmon game engine. 20 years of development above id Tech 3. Historically based on id Tech 3 through ioq3, Wolf:ET and XreaL a very long time ago.

WORR! • An extensive server mod for QUAKE II Rerelease

WORR! • Enhanced Client/server for QUAKE II Rerelease

lightweight QVM tools for SourceTech engine

SourceTech engine.

A purist Quake source port that restores the original look and feel of v1.09 and earlier.

Source port of the singleplayer of Star Wars Jedi Knight: Jedi Academy

This is WOD:LOX a Quake II mod

Original Quake II Rocket Arena v2.21 by Dave Wright.

A flexible and fast matrix, transform and geometry library.

Kuriimu is a general purpose game translation project manager and toolkit for authors of fan translations and game mods.

Simple DirectMedia Layer

Incomplete (unusable for practical purposes) Heavy Metal F.A.K.K.² / American McGee's Alice game code for Spearmint.