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
Darkness Beta 1.2 ZIP
Half-Life 2

Darkness Beta 1.2 ZIP

Dec 22, 2013 Darkness: Source Full Version (36.50mb) 0 comments

For users that are not comfortable using an executable installer, this ZIP archive can be used to install the mod into your sourcemods folder.

Darkness Beta 1.2 Installer
Half-Life 2

Darkness Beta 1.2 Installer

Dec 22, 2013 Darkness: Source Full Version (36.34mb) 0 comments

This is the 1.2 beta version of Darkness, which includes new features like: Functional Telefragging; and The ability to destroy teammates with explosive...

Ham and Jam RC1
Half-Life 2

Ham and Jam RC1

Dec 22, 2013 Ham and Jam Full Version (714.01mb) 4 comments

The first release of the mod, after nearly 4 years on inactive development so it is very rough around the edges. See the main site for details on what...

Cloned Cube Alpha .4 7-Zip Download
Portal

Cloned Cube Alpha .4 7-Zip Download

Dec 21, 2013 Cloned Cube Patch (188.12mb) 0 comments

Faster and smaller 7-zip download of Cloned Cube Alpha .4

Cloned Cube Alpha .4 Zip Download
Portal

Cloned Cube Alpha .4 Zip Download

Dec 21, 2013 Cloned Cube Patch (234.41mb) 0 comments

Slower zip download of Cloned Cube. Faster 7-zip version linked below.

Trapped - Descent Into Darkness - Test Pack 1
Half-Life 2: Episode Two

Trapped - Descent Into Darkness - Test Pack 1

Dec 21, 2013 Trapped - Descent Into Darkness Demo (25.25mb) 0 comments

I've put together this Test Pack of the first 3 levels in chapter 1 of Trapped - Descent Into Darkness. The first map being almost complete in its functionality...

Darkness-beta-1.1 ZIP
Half-Life 2

Darkness-beta-1.1 ZIP

Dec 21, 2013 Darkness: Source Full Version (30.14mb) 0 comments

This is the second release of the Darkness Beta. This zip file can be extracted into your sourcemods directory if you don't want to use the executable...

Darkness-beta-1.1
Half-Life 2

Darkness-beta-1.1

Dec 21, 2013 Darkness: Source Full Version (29.99mb) 0 comments

This is the second beta release, and this is the full installer.

Darkness-Beta-1.0 ZIP Install
Half-Life 2

Darkness-Beta-1.0 ZIP Install

Dec 20, 2013 Darkness: Source Full Version (35.29mb) 0 comments

For users that aren't comfortable using an executable installer, the contents of this ZIP file can be extracted into your Steam\SteamApps\sourcemods directory...

Darkness-Beta-1.0 Installer
Half-Life 2

Darkness-Beta-1.0 Installer

Dec 20, 2013 Darkness: Source Full Version (35.14mb) 0 comments

This is the executable installer for the current beta of 1.0.

Battle Grounds 2 2.2 Full Installer
Half-Life 2

Battle Grounds 2 2.2 Full Installer

Dec 19, 2013 Battle Grounds 2 Full Version (511.24mb) 14 comments

Latest release of BattleGrounds 2 mod for Half-Life 2 (Orangebox engine). Version 2.2 - released December 19th, 2013.

Battle Grounds 2 2.2 Server Zip
Half-Life 2

Battle Grounds 2 2.2 Server Zip

Dec 19, 2013 Battle Grounds 2 Server (681.70mb) 0 comments

Latest release of BattleGrounds 2 mod for Half-Life 2 (Orangebox engine). Version 2.2 - released December 19th, 2013.

Lambda Wars 2.3.1 FULL 7z
Alien Swarm

Lambda Wars 2.3.1 FULL 7z

Dec 18, 2013 Lambda Wars Full Version (1,007.93mb) 21 comments

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

Underhell Chapter 1 - Russian Language Pack
Half-Life 2

Underhell Chapter 1 - Russian Language Pack

Dec 10, 2013 Underhell Patch (15.75mb) 76 comments

Underhell Prologue + Chapter 1 Russian Language Pack, includes translated subtitles and graphic content. INSTRUCTIONS/ИНСТРУКЦИЯ:

crossroads demo alpha
Half-Life 2: Episode Two

crossroads demo alpha

Dec 10, 2013 Crossroads Episode I Demo (268.61mb) 8 comments

At last the demo version, but it probably curve ...

tr1p v1.2
Half-Life 2: Episode Two

tr1p v1.2

Dec 9, 2013 tr1p Full Version (220.04mb) 1 comment

This is the newest version of my mod. Special thanks to techdude (aka buildpc) for making me notice the horrible job Valve did with updating their Steam...

Version 5.3.3 for CSS - Public test build
Half-Life 2

Version 5.3.3 for CSS - Public test build

Dec 9, 2013 Rats 1985 Full Version (88.75mb) 3 comments

This isn't a final/stable release, so minor bugs may exist.

Double Action: Boogaloo Epsilon Win32 *OLD*
Half-Life 2

Double Action: Boogaloo Epsilon Win32 *OLD*

Dec 8, 2013 Double Action: Boogaloo Full Version (343.95mb) 0 comments

Double Action: Boogaloo Epsilon 12/07 Win32

Double Action: Boogaloo Epsilon Linux *OLD*
Half-Life 2

Double Action: Boogaloo Epsilon Linux *OLD*

Dec 8, 2013 Double Action: Boogaloo Full Version (359.59mb) 0 comments

Double Action: Boogaloo Epsilon 12/07 Linux

The Forgotten Ones Version 2.3.0 SDK 2013 Full
Half-Life 2

The Forgotten Ones Version 2.3.0 SDK 2013 Full

Dec 8, 2013 The Forgotten Ones Full Version (2,010.73mb) 6 comments

The Forgotten Ones has been converted to SDK 2013, this has solved all crash related issues. No hacky workarounds has not been needed to make the mod...

Half-Life 2 Beta Deathmatch for Source SDK 2013
Half-Life 2

Half-Life 2 Beta Deathmatch for Source SDK 2013

Nov 29, 2013 Half-Life 2 Beta: Deathmatch Full Version (146.03mb) 2 comments

This includes the current working version of Half-Life 2 Beta Deathmatch.

The Bloody Moors - version 4
Left 4 Dead 2

The Bloody Moors - version 4

Nov 28, 2013 The Bloody Moors Full Version (378.78mb) 0 comments

28th November 2013 - version 4 is now available to download, featuring various improvements and bug fixes.

Troopers Pack
Half-Life 2

Troopers Pack

Nov 28, 2013 ...with some Star Wars Full Version (6.08mb) 0 comments

Greetings: Here is the Troopers Pack. You can play against the imperial Troopers from the original Star Wars era. Hope you'll like them.

Update Only (ZIP Archive)
Half-Life 2

Update Only (ZIP Archive)

Nov 26, 2013 SMAR•CADE: Anarchy Edition Patch (25.61mb) 0 comments

Already a SMAR•CADE user? This will update your version 2.2f install to the current version. (Version 2.2g)

Update Only (Installer)
Half-Life 2

Update Only (Installer)

Nov 26, 2013 SMAR•CADE: Anarchy Edition Patch (25.66mb) 0 comments

Already a SMAR•CADE user? This will update your version 2.2f install to the current version. (Version 2.2g)

Half Life: Daylight
Half-Life 2: Episode Two

Half Life: Daylight

Nov 25, 2013 Half Life 2: Daylight Full Version (18.45mb) 6 comments

Updated for new Steampipe file system. Gameinfo file has been altered to work with the updated steam deliver system.

Lambda Wars 2.3.0 FULL 7z
Alien Swarm

Lambda Wars 2.3.0 FULL 7z

Nov 24, 2013 Lambda Wars Full Version (1,000.79mb) 26 comments

Special Note: The mod has been renamed to "Lambda Wars". Install Instructions: 1. Extract contents into your sourcemods folder (default location: C:\Program...

Green force RAR
Half-Life 2: Episode Two

Green force RAR

Nov 24, 2013 Green force Full Version (27.37mb) 0 comments

please download and he archive this mod. if you made it now go to Steam/steamapps/sourcemods. if you done you can see one bug if you have nighmare house...

booble gum eadio song from buildnation
Half-Life 2

booble gum eadio song from buildnation

Nov 24, 2013 buildnation Music (6.18mb) 0 comments

very funny song from map notsafehouse. this song made in russia! i paste him into game! HAVE FUN!

Source Multi-Tool 1.0
Half-Life 2

Source Multi-Tool 1.0

Nov 23, 2013 Garrys Mod Mapping Tool (0.91mb) 4 comments

I've been working away at this for quite awhile now and after many revisions I'm happy to release version 1.0 of the new Source Multi-Tool. Source Multi-Tool...

Platforms
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Company
Valve
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Official Page
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Licence
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Release Date
Released Oct 31, 2004
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