Unvanquished is a free and open source FPS/RTS hybrid game powered by the Daemon game engine. Historically based on Tremulous as a continuation with decades of work over it.

Daemon Game Engine — Maintained multiplatform 3D game engine tailored for first-person shooters, delivering 25 years of modernization after id Tech 3. Historically based on ioquake3, Wolf:ET and XreaL with its own features and improvements. Maintained by Dæmon Developers for the Unvanquished project.

This is an id tech 3 bsp importer for blender. It can import entites and tries to convert quake 3 shaders to eevee ones.

Improved Wolfenstein: Enemy Territory Engine

Structured List of Quake Engines

Specialised idTech 3 fork for my games. Status: inactive

Heavy modified idTech3 engine

DarkMatter is a new source port for QUAKE III: ARENA, based on Quake3e (https://github.com/ec-/Quake3e). It is part of an ambitious project to ultimately bring the gameplay experiences of older QUAKE® titles together into one feature-rich package. See https://github.com/themuffinator/dm-game for the game logic development.

Game logic for Tremulous, maintained by GrangerHub

An asset builder and package manager for Dæmon Engine based games like Unvanquished and other Quake 3 games.

A kung-fu-powered archive and asset manager for classic idTech games.

AfterShock XE is a fork of the AfterShock mod for OpenArena FPS game.

FnQL • Fappin' QUAKE LIVE • Modernized sourceport for QUAKE LIVE

Generates Daemon Game Engine and Quake 3 shader files from directories of texture maps, for Dæmon Engine based games like Unvanquished and Quake3 based games.

Texture replacement editor for the Quake 3 map format. Written for the Unvanquished game and the Dæmon Engine, also supports older engines like Quake3.

DarkMatter is new, an ambitious project to ultimately bring the gameplay experiences of older QUAKE® titles together into one feature-rich package. See https://github.com/themuffinator/dm-engine for engine-side development.

FnQ3 • Fappin' Quake 3 • Modernized sourceport for QUAKE III: ARENA

Q3 MultiMod - QMM is a server-side plugin manager for games based on the Quake 3 (and Quake 2!) engine. It functions similar to Metamod for Half-Life and Metamod:Source for the Source engine (Half-Life 2).

Aftershock Mod for Openarena