Estranged tells the story of a lone fisherman, whose ship is stranded on a mysterious island during a violent storm. Explore the rich environments and meet the curious inhabitants of the island as you find a way back to the mainland.

Lost Squad — fan-made Source Engine based game in Half-Life® 2 universe about what happened to Barney Calhoun after Half-Life® 2: Episode One events and why he was not in Half-Life® 2: Episode Two

In a free, add-on mod for Killing Floor, created by David Hensley (with help from Killing Floor originator, Alex Quick), you can fight off the bizarre and warped toys of someone's nightmare, that are hell-bent on finishing you off. All the standard Zeds are replaced with evil toys, set in the Devil's Dollhouse map.

Half-Life: Before – is a modification for Half-Life with new levels and story. Mod is based on Spirit of Half-Life 1.8 technology, that increases visual and functional component of the mod.You're playing as a Black Mesa scientist Andrew Winner.

Dive into the zombie apocalypse with Zombie Panic! Source: a cooperative, survival-horror first-person-shooter. A fast-paced standalone modification.

The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.

DownFall is a Half-Life 2 single-player mod taking place in the White Forest surroundings. You're once more putting on the HEV suit as Gordon Freeman. Your mission is to recover a newly developed technology by the resistance, known as the "citadel buster", before the Combine manage to destroy it.

Year Long Alarm is a Half-Life 2 single-player mod that is set in an abandoned mine outside of City 17. A Scanner has discovered you, and the Combine are closing in on your position. Fight your way through a vast underground mine to try and meet up with the Resistance members of Station 12.

Pervasive. Literary. Brutal. Experimental.MINERVA, by Adam Foster, takes you to a remote island under the control of Combine forces. Something is going on here. Your goal is to uncover what that is and destroy it. Oh, yes-- and try to survive.This is the newly released 2013 edition of the famous Half Life 2: Episode One mod.

Be the bad guy in this modification for Half-Life 2 : Episode 2 and step into the boots of a stranded Metrocop, left for dead in the abandoned City 10.

C.A.G.E.D. is an explosive prison escape adventure! Break-out and battle your way to freedom in this electrifying modification for Half-Life.

Wilson Chronicles lets you return to Black Mesa !