Open Source Windows First Person Shooters

MetaMod is a plugin/DLL manager that sits between the Half-Life Engine and an HL Game mod, allowing the dynamic loading/unloading of mod-like DLL plugins to add functionality to the HL server or game mod.

Hammer of Thyrion (uHexen2) is a cross-platform port of Raven Software's Hexen II source. It is based on an older linux port, Anvil of Thyrion. HoT includes countless bug fixes, improved music, sound and video modes, opengl improvements, support for many operating systems and architectures, and documentation among many others.

Metamod-P is enhanced version of Metamod. It has dynamic link-entities and automatic detection of Mod DLL and other improvement to allow it work with future Half-Life Engine updates and new Mods and updates. It also has performance optimizations.

This is one of the most popular Doom source ports. It is available for DOS, Windows, Linux and Mac OS X, and should build on any POSIX platform which supports SDL. It enhances Doom with things like TCP/IP networking, OpenGL renderer, Heretic support and much more.

AMX Mod X is a Metamod plugin which allows you to write modifications for Half-Life with Small scripting language. It provides in-game administration tools, game statistics, server management and gameplay modificators. It is based on the original AMX Mod

Nexuiz is a multiplayer first-person shooter. It is distributed under the GNU General Public License (GPLv2). Version 1.0 was released on May 31, 2005. The current version is, 2.5.2.

Paintball2 is a fast-paced first-person game with capture the flag, elimination, siege, and deathmatch (free-for-all) styles of gameplay. This project focuses on enhancing the Quake2-based engine it uses.

OpenArena aims to be a free, yet compatible clone of Quake III Arena. It also strives to add subtle enhancements such as new gametypes, playermodels and of course maps! Further improvements are incorporated by using the ioquake3 engine.

PrBoom, the purest Doom-Port? Aims to be the most stable Doom port with the highest compatibility to the major Doom versions. Highres software and nice OpenGL rendering. Full Boom and most if not all MBF features.

A powerful editor for video games based on or similar to id Software's series of Quake games. Currently QuArK supports 41 distinct games, 5 generic game engines, and a countless number of expansions packs, addons, and mods. It integrates a map editor, model editor, archive editors, texture management, and much more.

A portable game engine for classic first person shooters such as DOOM, Heretic and Hexen. Lets you enjoy the original games using modern technology, including high-resolution OpenGL graphics, 3D models, and dynamic lighting effects.

Modified PrBoom port with uncapped framerate, variable gamespeed, re-record, walkcam, chasecam, full mouselook, fov and other features without loss of compatibility with original DOOM.

QuakeForge is a set of 3D graphics game engines based on id Software's legendary Quake series of game engines. Our purpose? To improve the state of the game by improving the engines and making them accessible to as many people as we can.

Odamex is a free, cross-platform (Mac, Windows, Linux) modification of the Doom engine that allows players to easily join servers dedicated to playing Doom online. The goal of Odamex is to add enhancements to Doom while still retaining that "classic Doom feel" we all know and love about the original game.

The Retribution Engine is designed for first person shooter games on Windows PCs using OpenGL and OpenAL. It is supplied with a range of games and levels and includes fully featured level and model editors. The game and tools also run on Linux using wine/bottles.

Team based Aliens vs Humans FPS with buildable structures.

ALL FILES FOUND HERE ARE _OLD_, PLEASE MOVE TO https://ezquake.github.io FOR THE LATEST VERSIONS Combining the features of all modern QuakeWorld® clients, ezQuake makes QuakeWorld® easier to start and play. The immortal first person shooter Quake® in the brand new skin with superb graphics and extremely fast gameplay. The project started in August 2004 as a derivate of the FuhQuake client by fuh which is a derivate of ZQuake QuakeWorld client by Tonik, one of the current ezQuake developers. Finally, ZQuake is a derivate of QuakeWorld client made by Id Software. This company has created the Quake game itself and later on released the source codes of game executables under GNU General Public License. Because id Software didn't release the whole game for free to the public you still need some of the original files from Quake to play QuakeWorld using our client.

RCBot2 An open source GPL bot framework for HL2 Orange Box Mods ONLY

FTE QuakeWorld is a QuakeWorld derivative which mainly focuses on modding and additional features for both users and servers. Supports NetQuake gamecode and protocol, Hexen 2/Quake 2/Quake 3 maps and models, many QuakeC builtin extensions, and more.

Vavoom is Doom/Heretic/Hexen/Strife source port. It features software, OpenGL and Direct3D rendering, VavoomC scripting language, slopes, 3D-floors, Quake style lighting engine, pure client/server architecture with in-game joining and a lots more.

As a continuation of the EDGE Project, hyper3DGE gives the end-user more power from the most advanced alternative DOOM engine - combined with portability to most systems, including game consoles.

CZ Bind Maker is a custom buy script and configuration editor for Counter-Strike 1.6, Condition Zero and Counter-Strike: Source. It provides point and click, buy scripting and configuration editing capabilities.

An OpenGL game in which you must hunt birds, animals etc, featuring FULL interfaces, managers for textures, cursors and fonts, well-comented sources... Please note : if a certain version of a package doesn't exist, download the last one before it.

This is a source port of the games Doom, Heretic, Hexen and Strife developed in Delphi. Source code repository: https://github.com/jval1972/DelphiDoom Many features have been added to take advantage of modern hardware: -External hi-res textures -Advanced 32 bit color software rendering -OpenGL support -Quake (md2) models -Sloped floors & ceilings -3d middle floors -Voxels -Dynamic lightmaps -mp3 music -Custom actor definition -and many more... In addition provides accurate demo playback of many Vanilla Doom demos. Supported games include: Doom, Doom2, Heretic, Hexen, Chex Quest, Chex Quest 2 and Strife.

CZ Bind Maker is a custom buy script and configuration editor for Counter-Strike 1.6, Counter-Strike: Condition Zero and Counter-Strike: Source. It provides point and click, buy scripting and configuration editing capabilities.