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4,525 games · 8,272 projectsupdated 2026-10-12

Code links only. Bring your own copy of the game. Rules

PCPC · 2004 · FPS

Doom 3

Doom 3 (PC, 2004) has an official source code release, id-Software/DOOM-3, and 4 other public projects, including a source port and a native port.

Data checked 2026-10-12 · unbaked registry

Projects

DOOM-3
Source releaseC++ (MSVC/GCC), SCons/CMake in ports3,605 starspushed 2015-09-03GPL-3.0 license

Doom 3 GPL source release

Wikipedia: open-source code, proprietary assets; source released 2011 by/for Id Software. Game source released on November 22, 2011.

dhewm3
Source portC++2,176 starspushed 2026-06-08GPL-3.0 licenserelease 1.5.5

dhewm 3 (Doom3 sourceport) main repository

Active () PortMaster package: doom3.zip.

Harmattan Edition
Source port625 starspushed 2026-09-30GPL-3.0 licenserelease v1.1.0harmattan73

DOOM III/Quake 4/Prey(2006) GLES on Android/Windows/Linux, DOOM 3 BFG/The Dark Mod/RTCW/Quake 1 2 3/GZDOOM/ETW/RealRTCW/OpenJK/SeriousSam/Skin Deep/Quadrilateral Cowboy/Icarus Starship Command Simula…

latest release v1.1.0harmattan73 (2026-09-30)

idtech4-wasmnew, unvetted
Source portid Tech 4 (dhewm3-based) → WebAssembly2 starspushed 2026-08-15no license

Doom 3, Resurrection of Evil, and Quake 4 browser ports built with WebAssembly

WIP browser ports with Docker images

Doom 3 (D3Wasm)
Native port

listed in awesome-decomp-games (links re-checked daily)

What you need

You need your own copy of the game: these projects ship code only.

More on PC

GameMethodYearStarsLast push
PCMindustrySource releaseAgent environment201929k2026-10-11PCosu!Source releaseReadable bytecode+1200719k2026-10-12PCCommand & Conquer Remastered CollectionSource release202021k2025-01-16PCRollerCoaster Tycoon 2ReimplementationAgent environment200216k2026-10-12PCDune 2000Reimplementation199818k2026-10-11PCAge of Empires IIReimplementation199914k2026-10-03PCCataclysm: Dark Days AheadSource release201313k2026-10-12PCCivilization VSource releaseReimplementation201011k2026-10-12

Found via en.wikipedia.org/wiki/List_of_commercial_video_g, TTimo/doom3.gpl, osgameclones.com/, radek-sprta/awesome-game-remakes, PortsMaster/PortMaster-New

GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.