There are 4 repositories under quake3 topic.
A bunch of game servers I use, dockerised
install ioquake3 on macOs in one command (apple silicon support)
Spearmint — an updated id Tech 3 engine for continuing the classics and creating new games.
Maverick Model 3D is a 3D model editor and animator for games.
Fork of inolen/quakejs with additonal content server, local play page, and start-stop script
A Q3-like first person controller for Unity
Its based on ioq3,I add a vulkan based modular render back end which originally from https://github.com/kennyalive/Quake-III-Arena-Kenny-Edition
A set of tools for analyzing, cutting, converting, modifying and viewing Quake 3 and Quake Live demo files
Old games never die, they just fade away...
Quake III: Arena demake in 64(-ish) KB
OpenGL Quake BSP viewer with Oculus Rift support
This is a 3d engine written from scratch in my last semester on the university (Spring 2009)
World of PADMAN engine and game code (discontinued)
Structured List of Quake Engines
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.
A very unpolished quake 3 map reader and renderer written in Swift, using Metal, for iOS
JKChat is a mobile application for chatting in and remote controlling Jedi Knight: Jedi Academy, Jedi Knight II: Jedi Outcast and Quake III Arena games
Python command line tool to retrieve game server lists for various games
Application to merge two videos suited for youtube shorts, tik tok or instagram reels, built using Flask and Moviepy in python
Quake III Arena server docker image for Raspberry Pi & ARM devices in general