Doom (Series)

UFO: Alien Invasion is a strategy video game in which the player fights aliens that are trying to take control of the Earth. The game is heavily influenced by the …

The first Lost Planet game takes place in the year known in the game as T.C. -80 on the fictional planet of E.D.N. III. After the Earth's conditions become too …

The Hammer of Thyrion project is a cross-platform source port effort of Raven Software's Hexen.

The Freedoom project aims to create a complete Doom-based game which is Free Software. Combined with a free source port, people will also be able to play the back catalog …

** On their site says FREE TO PLAY but thats for only 30% of the game, then you have to pay to access the rest (saw some forum posts about …

Jerrath is an online massively multiplayer game designed for it’s players by its players. Players will enjoy enjoy the classic features of many great online RPG’s as well as optional …

Prototype 1: The game is set in New York City, where a virulent plague known as Blacklight is spreading through Manhattan. Those infected are mutated into hideous monsters of varying …

Receiver was created for the 7-day FPS challenge to explore gun handling mechanics, randomized levels, and unordered storytelling. Armed only with a Colt 1911 A1 and an audiocassette player, you …

RUNNING WITH RIFLES is a top-down sandbox shooter for PC/Windows, with emphasis on cooperation, squad leading and being a tiny soldier in a big war. The events take place on …

Shogun's Fate - The massively multiplayer game based in feudal Japan, strategy, politics, betrayal, everything is valid to reach the Shogunate.

Wolf Team is a fast paced 3D MMOFPS that features the ability for players to transform between playing as a Human or as a Werewolf. Humans have an assortment of …

Aliens vs. Predator is a science fiction first-person shooter video game, developed by Rebellion Developments

Monday Night Combat (abbreviated MNC) is a class-based third person shooter game in which two teams are pitted against each other in a fictional combat setting similar to that of …

Borderlands is a science fiction first-person shooter with RPG elements made with cel-shaded graphics (cartoonish). At the start of the game, players select one of four characters, each with a …

Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux. The project is geared towards providing addictive arena shooter gameplay which is all spawned …

Stendhal is a fun friendly and completely free 2D multiplayer online adventure game with an old school feel.

Jake2 is a Java 3D game engine. It is a port of the GPL’d Quake2 game engine from id Software. To use the Jake2 engine you need either the data …

Natural Selection 2 is a RTS/Shooter/Biter that you either play as marines or aliens, it is currently under development by Unknown Worlds.

Shaiya is a Fantasy Free to Play MMORPG, which is mainly based in PvP with many PvE elements.

Digital Paint: Paintball 2 is a Paintball game that started out as a mod for quake 2 but then took on a life of its own as an open source …

The game is inspired by such classic titles as Quake and Doom, with the emphasis on killing large numbers of monsters. The game is divided into five chapters, each about …

Developed by id® Software, the creators of DOOM® and QUAKE®, RAGE is a groundbreaking first-person shooter set in the not-too-distant future after an asteroid impacts Earth, leaving a ravaged...

Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation. It is a complete remake of Counter-Strike using the Source game engine.

AssaultCube is a FREE multiplayer first-person shooter game. Taking place in realistic environments, with fast, arcade gameplay, it's addictive and fun!

The Lord of the Rings Online™ (LOTRO) is the first MMORPG set in the world of J.R.R. Tolkien's The Lord of the Rings. LOTRO takes place in a persistent online …