Quake III Arena
Quake III Arena (PC, 1999) has an official source code release, id-Software/Quake-III-Arena, and 12 other public projects, including an open-source reimplementation and a source port. An agent environment already wraps it.
Data checked 2026-10-13 · unbaked registry
Projects
Quake III Arena GPL Source Release
Wikipedia: open-source code, proprietary assets; source released 2005 by/for Id Software. Game source released on August 19, 2005.
A customisable 3D platform for agent-based AI research
Maintained (archived-ish); widely used benchmark ()
Classic browser port of ioq3 with content server; Dockerized servers maintained by community
Improved Quake III Arena engine
Active ()
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
Shipped as a built-in 'port' in Batocera Linux (master, 2026-10)
Spearmint Quake 3 and Team Arena game code.
FnQ3 • Fappin' Quake 3 • Modernized sourceport for QUAKE III: ARENA
dropped from awesome-decomp-games: awesome-game-remakes-only, <
Lilium Arena - Compatible with Quake 3 Arena 1.32.
dropped from awesome-decomp-games: awesome-game-remakes-only, <
id Tech 3 reimagined in Rust — multiplayer FPS with lag compensation, TDM, demos, and ultra-wide support.
dropped from awesome-decomp-games: awesome-game-remakes-only, <
Quake III Arena in the browser (WebAssembly ioquake3): click and play instantly, demo data included.
Quake III Arena in the browser (WebAssembly ioquake3): click and play instantly, demo data included; listed in awesome-decomp-games (links re-checked daily)
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What you need
You need your own copy of the game: these projects ship code only.
Agent environments
More on PC
Found via en.wikipedia.org/wiki/List_of_commercial_video_g, treyyoder/quakejs-docker, osgameclones.com/, radek-sprta/awesome-game-remakes, batocera-linux/batocera.linux/tree/master/packag
GitHub data checked 2026-10-13. Notes are summaries from the research pass; the project pages are the authority.