The Source engine is a 3D game engine developed by Valve Corporation. Its unique features include a large degree of modularity and flexibility, an artist-driven, shader-based renderer, accurate lip sync and facial expression technology, and a powerful, efficient and completely network-enabled physics system.

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Added | Game Name | Type
The Bloody Moors - version 2
Left 4 Dead 2

The Bloody Moors - version 2

Oct 29, 2013 The Bloody Moors Full Version (379.28mb) 0 comments

Three years in the making, The Bloody Moors is now available to download! Feedback, comments and suggestions are welcome.

BLOODLINES Hard Difficulty mod (for VTMB UP 8.8)
Vampire: The Masquerade – Bloodlines

BLOODLINES Hard Difficulty mod (for VTMB UP 8.8)

Oct 25, 2013 BLOODLINES Hard Difficulty mod (for VTMB UP xx) Full Version (5.27mb) 0 comments

BLOODLINES Hard Difficulty mod 8.8 for VAMPIRE - The Masquerade - Bloodlines (with Unofficial Patch 8.8 plus) . ENG language . October 2013 (.zip file...

Exportal
Game

Exportal

Oct 22, 2013 Source Demo (6.15mb) 1 comment

This might be fun for people to play with: it's a rejected portal I designed for Black Mesa before I was removed from the Development Team. I thought...

Morbus V1.5.4 Map Pack
Garry’s Mod 10

Morbus V1.5.4 Map Pack

Oct 21, 2013 Morbus Full Version (279.25mb) 0 comments

Added 2 new maps, updated installation and alphastation

Morbus V1.5.4 Gamemode
Garry’s Mod 10

Morbus V1.5.4 Gamemode

Oct 21, 2013 Morbus Full Version (130.19mb) 0 comments

Bug fixes, gameplay balancing, tweaks and adjustments. See the website for official changelog. Support for new hotfixing and web-based map list added.

Inwards v1.1
Half-Life 2

Inwards v1.1

Oct 20, 2013 Inwards Full Version (408.36mb) 8 comments

Inwards, an atmospheric narrative driven horror mystery. Download Inwards here. Readme within.

Morbus V1.5.3 Map Pack
Garry’s Mod 10

Morbus V1.5.3 Map Pack

Oct 16, 2013 Morbus Full Version (245.02mb) 0 comments

Contains all of the maps for Morbus 1.5.3 and their arming scripts

Morbus V1.5.3 Gamemode
Garry’s Mod 10

Morbus V1.5.3 Gamemode

Oct 16, 2013 Morbus Server (128.41mb) 0 comments

Updated a number of features, bug fixes, gameplay balances and tweaks, new weapons, new maps, new sounds, new textures.

Optional pack for BHD mod VTMB Malkavian char
Vampire: The Masquerade – Bloodlines

Optional pack for BHD mod VTMB Malkavian char

Oct 15, 2013 BLOODLINES Hard Difficulty mod (for VTMB UP xx) Other (0.43mb) 0 comments

Optional pack for Bloodlines Hard Difficulty mod and for VTMB any version (.zip file 450 kb). Malkavians dialogs use different characters types. Now they...

Half-Life VR 1.2
Half-Life 2

Half-Life VR 1.2

Oct 13, 2013 Half-Life VR Full Version (714.04mb) 8 comments

Half-Life VR - Version 1.2 Full Install

TRAY-MOD
Half-Life 2: Episode Two

TRAY-MOD

Oct 12, 2013 Half-Life 2: Episode Two Full Version (550.89mb) 3 comments

Maud tells the story of a rebel, expertly trained to handle weapons. For the fashion system has been changed to a more tactical weapon bias as a counter-strike...

Fallingliquid
Half-Life 2: Episode Two

Fallingliquid

Oct 4, 2013 Fallingliquid Full Version (89.33mb) 2 comments

-Mod download for Half-life 2 Episode 2. Extract the Fallingliquid folder to your steam/steamapps/sourcemods folder and restart Steam. -Even though the...

Fix for Steampipe beta
Half-Life 2: Episode Two

Fix for Steampipe beta

Oct 4, 2013 Outpost 16 Patch (0.00mb) 2 comments

This is a gameinfo.txt that should be placed in the "outpost16" root directory. It will overwrite the previous file and will make the mod run if you have...

Rexaura v1.2.1
Portal

Rexaura v1.2.1

Oct 2, 2013 Rexaura Full Version (224.69mb) 2 comments

ATTENTION: If you do not have the SteamPipe update for Portal than this download will not work for you. Download version 1.2 instead. Click "read more...

Portal Pro v1.1.1
Portal

Portal Pro v1.1.1

Oct 2, 2013 Portal Pro Full Version (211.87mb) 0 comments

ATTENTION: If you do not have the SteamPipe update for Portal than this download will not work for you. Download version 1.1 instead. Click "read more...

Codename: CURE - B1.0 (Zip Folder)
Half-Life 2

Codename: CURE - B1.0 (Zip Folder)

Oct 2, 2013 Codename: CURE Full Version (96.49mb) 1 comment

The full Beta 1.0 zipped folder... For server admins or those who prefer to copy their files manually, make sure you have the Source SDK Base 2007 tool...

Codename: CURE - B1.0 (Installer)
Half-Life 2

Codename: CURE - B1.0 (Installer)

Oct 1, 2013 Codename: CURE Full Version (96.88mb) 0 comments

The full Beta 1.0 installer... The quickest and easiest way to get the game installed to your computer, make sure you have the Source SDK Base 2007 tool...

Introduction to the Abyss: WIP
Portal 2

Introduction to the Abyss: WIP

Oct 1, 2013 Abyss Demo (308.25mb) 9 comments

Uploaded only so you can play around in the map. the map is not finished and has no goal at the moment. just walk around and look at it.

Bisounours Party 5.0.5105
Half-Life 2

Bisounours Party 5.0.5105

Sep 30, 2013 Bisounours Party Full Version (158.41mb) 9 comments

Bisounours Party is back. Be sure to check out the log to see what changed :)

Below The Ice (beta)
Half-Life 2

Below The Ice (beta)

Sep 28, 2013 Below the Ice Full Version (4.56mb) 3 comments

This is the public beta of Below the Ice (not the full stable version). Contains about the first 3/4 of gameplay. Requires episode 2!

Platform v1.00
Half-Life 2

Platform v1.00

Sep 28, 2013 Platform Full Version (11.87mb) 0 comments

Platform 1.0 introduces balance tweaks, bugfixes, a UI overhaul, and more polished maps.

Crime Wars on Source SDK 2013 Alpha
Half-Life 2

Crime Wars on Source SDK 2013 Alpha

Sep 24, 2013 CrimeWars Demo (2,574.63mb) 4 comments

This one is based off the 2013 SDK, still have many issues, but just for fun its been released. Most maps with it still under development

Source SDK Launcher for Portal Mods/Game
Portal

Source SDK Launcher for Portal Mods/Game

Sep 23, 2013 Portal Other (0.64mb) 0 comments

A simple launcher designed for Portal mods and the game itself. Since Valve deprecated the old SDK launcher I made this new one that allows you to access...

Half-Life 2: Wars 2.2.0 FULL 7z
Alien Swarm

Half-Life 2: Wars 2.2.0 FULL 7z

Sep 21, 2013 Lambda Wars Full Version (934.95mb) 18 comments

Install Instructions: 1. Extract contents into your sourcemods folder (default location: C:\Program Files (x86)\steam\steamapps\sourcemods). 2. Restart...

Darkangels Skin Pack for Exterminatus
Half-Life 2

Darkangels Skin Pack for Exterminatus

Sep 21, 2013 Exterminatus Patch (7.06mb) 3 comments

A set of skins for the Warhammer 40k themed Source mod Exterminatus. Changes all the marine classes from the Ultramarines chapter to the Darkangels chapter...

Full Version (ZIP Archive)
Half-Life 2

Full Version (ZIP Archive)

Sep 20, 2013 SMAR•CADE: Anarchy Edition Full Version (95.39mb) 1 comment

The official ZIP ARCHIVE for SMAR•CADE: Anarchy Edition. All you need is this and Steam. (Version 2.2g)

Full Version (Installer)
Half-Life 2

Full Version (Installer)

Sep 20, 2013 SMAR•CADE: Anarchy Edition Full Version (94.10mb) 11 comments

The official INSTALLER for SMAR•CADE: Anarchy Edition. All you need is this and Steam. (Version 2.2g)

Estranged: Act I (Beta for Linux)
Half-Life 2

Estranged: Act I (Beta for Linux)

Sep 18, 2013 Estranged Full Version (395.12mb) 7 comments

8 months after Alpha 5, the next Estranged release, Act 1 (beta) is here.

Estranged: Act I (Beta for Windows)
Half-Life 2

Estranged: Act I (Beta for Windows)

Sep 18, 2013 Estranged Full Version (293.77mb) 38 comments

8 months after Alpha 5, the next Estranged release, Act 1 (beta) is here.

BLOODLINES Hard Difficulty mod (for VTMB UP 8.7)
Vampire: The Masquerade – Bloodlines

BLOODLINES Hard Difficulty mod (for VTMB UP 8.7)

Sep 16, 2013 BLOODLINES Hard Difficulty mod (for VTMB UP xx) Full Version (6.71mb) 5 comments

BLOODLINES Hard Difficulty mod for VAMPIRE - The Masquerade - Bloodlines (with Unofficial Patch 8.7 plus) . ENG and FR languages . October 2013 (.zip...

Platforms
Windows, PS3, X360, XBOX
Company
Valve
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Release Date
Released Oct 31, 2004
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