Zandronum is described as 'Multiplayer oriented port, based off Skulltag, for Doom and Doom II by id Software' and is a first-person shooter in the games category. There are more than 50 games similar to Zandronum for a variety of platforms, including Windows, Mac, Linux, Steam and Xbox apps. The best Zandronum alternative is Xonotic, which is both free and Open Source. Other Zandronum like games are Quake, Doom, Borderlands and AssaultCube.
Shadow Warrior is a series of first-person shooter video games that focuses on the exploits of Lo Wang, a modern ninja warrior who fights through hordes of demons.
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 five levels long. The player's objective is to get through each level, from start to finish, by...
Freedoom is a WIP a complete free content game based on the Doom engine. It's not an engine, but it's replacement game data with entirely original content, Compatible with a majority of game mods made for Doom. Comes in Three Flavors~.
Tremulous is a free, open source game that blends a team based FPS with elements of an RTS. Players can choose from 2 unique races, aliens and humans. Players on both teams are able to build working structures in-game like an RTS.
Dead Space is a survival horror third-person shooter video game for Microsoft Windows, PlayStation 3 and Xbox 360.
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 fps game with a global player and clan management system.
Welcome to the world of Combat Arms, a free online first-person shooter. Combat Arms has a huge library of modes, maps and weapons that will entertain players of all skill levels from new players to guilds of veterans.
Aliens vs. Predator is a science fiction first-person shooter video game, developed by Rebellion Developments
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 world behind.
id Software's Doom pioneered the modern first-person shooter genre. Released in 1993, it was a quantum leap in game engine technology with fluid and — at the time — incredibly realistic 3D graphics.
PlaneShift is a Free Massively Multiplayer Online Role Playing Game. Free? That's right, by making the software's code available for all, PlaneShift allows anyone to improve the game for the benefit of all. So, what have you got to lose? Try it today.
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