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.

Downloads RSS Feed Summary List Downloads  (1890 - 1920 of 2,110) (view official)
(browse maps & skins)
Added | Game Name | Type
Fortress Forever 2.1 Full Server (TGZ)
Half-Life 2

Fortress Forever 2.1 Full Server (TGZ)

Sep 14, 2008 Fortress Forever Server (772.17mb) 0 comments

This tgz file will fully install a Fortress Forever 2.1 server

Fortress Forever 2.1 Full Server (ZIP)
Half-Life 2

Fortress Forever 2.1 Full Server (ZIP)

Sep 14, 2008 Fortress Forever Server (775.26mb) 0 comments

This zip file will fully install a Fortress Forever 2.1 server

FF 2.1 Patch Server (TGZ)
Half-Life 2

FF 2.1 Patch Server (TGZ)

Sep 14, 2008 Fortress Forever Server (261.01mb) 0 comments

This tgz file will update Fortress Forever 2.0 servers to 2.1

FF 2.1 Patch Server (ZIP)
Half-Life 2

FF 2.1 Patch Server (ZIP)

Sep 14, 2008 Fortress Forever Server (261.34mb) 0 comments

This zip file will update Fortress Forever 2.0 servers to 2.1

Curse teaser
Half-Life 2

Curse teaser

Sep 14, 2008 CURSE Trailers (33.31mb) 0 comments

Curse teaser - 1280x720 Xvid (35 MB) Featuring one second of gameplay!

2.1 Full Installer
Half-Life 2

2.1 Full Installer

Sep 12, 2008 Fortress Forever Full Version (600.38mb) 8 comments

Installs the complete game, updated to version 2.1

2.0 to 2.1 Client Patch
Half-Life 2

2.0 to 2.1 Client Patch

Sep 12, 2008 Fortress Forever Patch (184.22mb) 6 comments

Incremental client installer to go from version 2.0 to version 2.1

Beta 2.2 Client (Old Version)
Half-Life 2

Beta 2.2 Client (Old Version)

Sep 12, 2008 Pirates, Vikings, & Knights II Demo (459.12mb) 24 comments

This is the 2.2 version, for the latest updates, visit store.steampowered.com/app/17570/

Fortress Forever 2.1 Preview Video
Half-Life 2

Fortress Forever 2.1 Preview Video

Sep 7, 2008 Fortress Forever Movies (193.60mb) 0 comments

A preview of the new features and other niceties in Fortress Forever's upcoming 2.1 Patch. Get it Friday, September 12th! fortress-forever.com

FBI MOD v.0.1
Half-Life 2

FBI MOD v.0.1

Sep 4, 2008 FBI MOD Full Version (430.45mb) 4 comments

FBI MOD v.0.1 Based on SMOD: Tactical. Compiled togheter by Sajber.

Dynamic Light
Half-Life 2

Dynamic Light

Aug 31, 2008 Resident Evil: Twilight Movies (5.54mb) 1 comment

Dynamic Light Ingame Video - A little ingame video which shows a element of the new orange box features.

Q2DM1
Half-Life 2

Q2DM1

Aug 30, 2008 Quake 2 Deathmatch Source Demo (3.64mb) 0 comments

This is a demo. In no way is this FINAL. We're working on hi-res textures, and reworking the map. The map is pretty large, it's got sounds packed in the...

"Battle Theme 1" Concept Demo
Half-Life 2

"Battle Theme 1" Concept Demo

Aug 29, 2008 Mirage Music (0.59mb) 1 comment

This is a demo of a battle theme that our composer, Jack Menhorn, has created to compliment the main theme. Our extreme, probably unachievable goal is...

CombineSurvival Beta v1
Half-Life 2

CombineSurvival Beta v1

Aug 27, 2008 CombineSurvival Demo (23.46mb) 1 comment

Ok here it is. The beta release features; New HUD Featured testmap "csm_doublebunker" Background Map + Music New Loading Screen Startup Video Easy Installer...

ExitE 1.6 Beta .Exe
Half-Life 2

ExitE 1.6 Beta .Exe

Aug 27, 2008 ExitE Mod Demo (106.30mb) 8 comments

This is a small beta, its an update with a couple new things. 1 now has a leading screen. 2 new portal system, smoother movement through it.

ExitE 1.6 Beta .Zip
Half-Life 2

ExitE 1.6 Beta .Zip

Aug 27, 2008 ExitE Mod Demo (86.28mb) 0 comments

This is a small beta, its an update with a couple new things. 1 now has a leading screen. 2 new portal system, smoother movement through it.

Map Manual, Example and FGD
Half-Life 2

Map Manual, Example and FGD

Aug 18, 2008 OccupationCS: Source Guides (9.77mb) 0 comments

Contains Occupation Map Entity Definition Word and RTF documents, the CobbleDepot Source Map and the FGD file

Half Life 2 Tag Beta 0.1 Dedicated Server
Half-Life 2

Half Life 2 Tag Beta 0.1 Dedicated Server

Aug 13, 2008 Half Life 2 Tag Full Version (3.79mb) 0 comments

This is the Dedicated Server files for Half Life 2 Tag! I hope to get some servers going soon and I hope you all enjoy my mod! Please post any bugs/suggestions/comments...

FIXED Half Life 2 Tag Beta 0.1
Half-Life 2

FIXED Half Life 2 Tag Beta 0.1

Aug 13, 2008 Half Life 2 Tag Full Version (5.01mb) 0 comments

The fixed version of my mods first beta, now you can have servers :O hurray!!

Survival 101 beta 0.9 is out!
Half-Life 2

Survival 101 beta 0.9 is out!

Aug 13, 2008 Survival 101 Full Version (49.60mb) 13 comments

Beta 0.9 is finally out! This is the full version of the game.

RnL Alpha 2 - Full Install
Half-Life 2

RnL Alpha 2 - Full Install

Aug 13, 2008 Resistance & Liberation Demo (437.90mb) 11 comments

Here it is, the long awaited patch for RnL Alpha! We have released a patch for those that grabbed our forum only release a few weeks ago, and a full download...

RnL Alpha 2 - update (requires alpha 1)
Half-Life 2

RnL Alpha 2 - update (requires alpha 1)

Aug 13, 2008 Resistance & Liberation Patch (48.15mb) 2 comments

Here it is, the long awaited patch for RnL Alpha! We have released a patch for those that grabbed our forum only release a few weeks ago, and a full download...

gg_urban
Counter-Strike: Source

gg_urban

Aug 10, 2008 Counter-Strike: Source Full Version (0.23mb) 1 comment

This was my very first complete map. It has mainly been made for fun purposes and to teach myself better use of Hammer and overall mapping. gg_urban ...

Custom 3 Weapon Sound pack
Counter-Strike: Source

Custom 3 Weapon Sound pack

Aug 9, 2008 Counter-Strike: Source Audio (0.36mb) 2 comments

Just three weapon sounds! I made them myself! Hope you all enjoy!

Lonnard Wallpaper (1600x1200)
Half-Life 2

Lonnard Wallpaper (1600x1200)

Aug 9, 2008 Mirage Wallpapers (0.86mb) 0 comments

A wallpaper featuring one of our main characters, Redd. Based on our promo material for AvCon, Different sizes are avalible on demand. Enjoy!

Redd Wallpaper (1600x1200)
Half-Life 2

Redd Wallpaper (1600x1200)

Aug 9, 2008 Mirage Wallpapers (0.83mb) 0 comments

A wallpaper featuring one of our main characters, Redd. Based on our promo material for AvCon, Different sizes are avalible on demand. Enjoy!

SMOD: Tactical Delta 5.56 Texture Fix
Half-Life 2

SMOD: Tactical Delta 5.56 Texture Fix

Aug 1, 2008 SMOD: Tactical Full Version (10.22mb) 50 comments

Adds missing textures fro Delta 5.56. This should fix issues with "purple checker boards" on some faces.

SMOD: Tactical Delta 5.56 Full Install
Half-Life 2

SMOD: Tactical Delta 5.56 Full Install

Aug 1, 2008 SMOD: Tactical Full Version (416.86mb) 151 comments

This update fixes a number of critical issues, assorted problems, and adds features. This version does not need Day of Defeat, or Lost Coast to play...

Science and Industry 2: 1.1 (Beta)
Half-Life 2

Science and Industry 2: 1.1 (Beta)

Jul 31, 2008 Science and Industry 2 Full Version (35.59mb) 5 comments

This is the Science and Industry 2 v1.1 update in zip form.

Science and Industry 2: 1.1 (Beta)
Half-Life 2

Science and Industry 2: 1.1 (Beta)

Jul 31, 2008 Science and Industry 2 Full Version (32.76mb) 3 comments

This is the Science and Industry 2 v1.1 update in executable form.

Platforms
Windows, PS3, X360, XBOX
Company
Valve
Contact
Send Message
Official Page
Valvesoftware.com
Licence
Commercial
Release Date
Released Oct 31, 2004
Engine Watch
Track this engine
Download Statistics
Files
2,110
Size
369.46gb
Downloads
11,486,304
Downloads Today
1,047
Add Download
Members only
Popular Downloads
Black Mesa Torrent
Black Mesa Torrent Full Version (0.02mb)
GMOD 9.0.4
GMOD 9.0.4 Full Version (26.65mb)
Silent Hill: Alchemilla (v.1.0)
Silent Hill: Alchemilla (v.1.0) Full Version (1,184.74mb)
Black Mesa Part 1.zip
Black Mesa Part 1.zip Full Version (2,700.00mb)
Black Mesa Part 2.zip
Black Mesa Part 2.zip Full Version (1,662.74mb)
Bloodlines Antitribu Version 1.0
Bloodlines Antitribu Version 1.0 Full Version (1,851.74mb)
GE:S v4.2.4 | Full Installer | [EXE]
GE:S v4.2.4 | Full Installer | [EXE] Full Version (1,174.23mb)
Autodesk Softimage Mod Tool 7.5
Autodesk Softimage Mod Tool 7.5 Modelling Tool (445.28mb)
cremation mod - RELEASE
cremation mod - RELEASE Full Version (1,056.44mb)
Attack on Titan Gamemode (Alpha v1.1)
Attack on Titan Gamemode (Alpha v1.1) Full Version (53.24mb)
Download Categories
 - Full Version
1,038
 - Demo
254
 - Patch
312
 - Script
5
 - Server
106
 - Maps
689
 - Models
255
 - Skins
273
 - Audio
91
 - Graphics
83
 - Trailers
33
 - Movies
25
 - Music
73
 - Audio
20
 - Wallpapers
94
 - Audio Tool
2
 - Archive Tool
1
 - Graphics Tool
6
 - Mapping Tool
23
 - Modelling Tool
5
 - Installer Tool
5
 - Server Tool
5
 - Plugin
5
 - IDEs
2
 - SDK
4
 - Source Code
16
 - Guides
14
 - Tutorials
16
 - Other
46