Action Half Life is designed to simulate the experience of being in an Action movie, and aims for something called 'Movie Realism.' This means that you can take a few bullets and keep fighting.

More outlying human colonies have fallen to Swarm attacks this month, the most notable of which being the research base of Tau Ceti 5. This base was known for its intensive research on the alien threat, having produced a number of papers on their behaviour and biological makeup, information the ISAF paid a great deal for.

BattleGrounds 2 (new version for the Source engine) places you in the time period of the revolutionary war in America. American rebels are fighting for their freedom and the troops of the british crown are trying to keep control of the colonies.

An arsenal of over 20 weapons makes sure you stand a chance of surviving against the zombie hordes - even if it's but a small one. Are you afraid of being killed by a zombie? One thing is worse: becoming one of them! Avoid getting bitten by those bastards.
The Army is your only ally. AI based tanks, helicopters and soldiers will bring great AI against AI fights onto the streets!

CSS SCI FI 3: Hardwired is a single-player modification for Half-Life 2. Waking up to find himself an augmented clone of Gordon Freeman, the player must fight time-travelling Combine forces and other...

Decadence is a story-driven multiplayer total conversion based on Valve Software's Source Engine and combines the personal relationship to characters and surroundings of single-player games with an ad...

Dystopia is a cyberpunk themed Half-Life2 total conversion. Action takes place in inter-linked environments of the realworld and cyberspace. Teams defends their decker while he hacks systems which control doors, lifts, turrets, force fields and more. Implants, big guns and hacking all add up to unique fast paced action game.

Empires is a Half Life 2 total conversion combining the best aspects of the First Person Shooter and Real-Time Strategy genres. Players will choose between fighting for the Brenodi Empire or the Jekot...