Named Game of the Year by over 50 publications, Valve's début title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
A Half-Life mod about a woman wandering her dreams for a better place. Based on Yume Nikki, Dream Game, King's Field 4, Myst/Riven, and other surrealist...
Half-Broken is the adventure of Gordon Friman, a highly trained professional, in a catastrophe that occured in the Black aseM Interdimensional Space Base...
You've heard legends about a Tomb hidden inside a cave deep in the jungle. You decide to venture in and find the golden idol, arming yourself in a combat...
You are the sole survivor among a group of Black Mesa researchers that found themselves stranded on Xen shortly before the Resonance Cascade disaster.
Black Arctic is a short first person shooter modification for Half-Life 1
You play as a scientist of you way to enter sector K but on you way there something happened and now you have to get out of Black Mesa
Return - Episode 1 is a new Gordon´s adventure.Survive the disaster and fight your way to the surface...
Half-Life: Xen's Horror is a Half-Life mod where you play as a guy named Ayden Farrell who discovers the lost facility named Orange Facility. Ayden discoverers...
You don't know where you are but you know you need to get out of there.
In the original Todesangst we learn about Dr. Jack Newell and his horrifyingly successful endeavors to merge Xen and human life. Freeman and Joe, a courageous...
The Last Goodbye is a noir thriller running on the Goldsource engine. Step into the treacherous streets of Prava and discover the gritty realities within...
There is a classified government project, backed by the CIA, that aims to replace human foot soldiers with humanoid robots that are skilled in combat...
E X C A V A T I O N will be a short sci-fi single player mod for the GoldSrc engine.
ASI plugin for GoldSrc Engine. Adds "Chaos" in game (new chaotic effect every X seconds). Works with almost any mod. Has Twitch integration.
A mod where you will play as the enemy aliens trying to invade earth.
One of the most interesting Half-Life mods around! A crossover mod and toolkit that brings the world of Spyro the Dragon to Half-Life!
Deep Maroon is a total conversion for Half-Life, heavily inspired by the dread-driven horror game Iron Lung. Explore the sea of a giant Xenian moon inside...
Are you capable of enduring the most unbeknownst, unpredictable effects that beaconed humanity?
This mod aims to recreate the very popular fighting game Mortal Kombat on the Gold Source Engine.
Counter-Strike is a modification (MOD) to the excellent game, Half-Life. It modifies the multiplayer aspects of Half-Life to bring to it a more team-oriented...
a (overly) ambitious beginners project that may contain custom weapons, maps (obviously) and a character that isn't just Gordon Freeman clone #345385735
An all new story, mechanics and characters in a familiar engine. Prepare to wreak havoc through time and explore various distinct environments.
Finally after a decade Go-Mod is back in action, recreated from scratch using modern modding tools, Go-Mod Reborn brings you an improved experience and...
Solitary Echoes is a singleplayer modification for Half-Life. SE is set in the Aliens universe. The mod seeks to balance gameplay between Combat, Survival...
The story covers the time from the arrival of soldiers to the nuclear explosion in Black Mesa Research Facility. 5 hours of gameplay, 34 maps totally...
ESHQ is a mod for Half-Life with its own storyline (not from Half-Life universe). Unknown government spy must steal secret files from the building called...