An epic bug hunt featuring a unique blend of co-op play and squad-level tactics. With your friends, form a squad of four distinct IAF Marine classes. Plan your attack using an unlockable arsenal of weapons with countless loadout configurations against a wide variety of aliens. Blaze your way through an overrun, off-world colony, eradicating the alien infestation in environments ranging from the icy planet's surface, to a subterranean lava-flooded mining facility.

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Valve announce Alien Swarm
Alien Swarm

Valve announce Alien Swarm

Jul 16, 2010 Alien Swarm 154 comments

A new TFC! Black Cat Games were hired by Valve two years ago and have been quietly developing AS for Monday's free release, which includes source code.

Alien Swarm SDK is free to all
Alien Swarm

Alien Swarm SDK is free to all

Jul 19, 2010 Alien Swarm 44 comments

A new UDK! Valve have launched their new SDK without access restrictions, allowing TC Source mods to become totally free – no purchase necessary.

Blender SMD Tools 1.0 released
Game

Blender SMD Tools 1.0 released

Jun 24, 2011 19 comments

After more than 50 releases, the Blender SMD Tools have left beta. Import and export all types of SMD, compile QCs automatically and import DMX with 100...

Lambda Wars Beta 2.3.6 Released
Alien Swarm

Lambda Wars Beta 2.3.6 Released

Jun 15, 2014 Lambda Wars 1 comment

Beta 2.3.6 is a collection of bugfixes and small visual and balancing updates to the mod to help prepare for our release on Steam later this year.

Swarm Keeper 0.40 Beta released!
Alien Swarm

Swarm Keeper 0.40 Beta released!

Jul 2, 2012 Swarm Keeper 3 comments

Swarm Keeper is a Dungeon Keeper inspired modification for Alien Swarm.

Swarm Keeper 0.45 Beta released
Alien Swarm

Swarm Keeper 0.45 Beta released

Aug 27, 2012 Swarm Keeper 2 comments

Swarm Keeper is a Dungeon Keeper inspired modification for Alien Swarm. This release makes it easier to construct rooms, fixes several bugs, improves...

Swarm Keeper 0.50 Beta released
Alien Swarm

Swarm Keeper 0.50 Beta released

Apr 7, 2013 Swarm Keeper 0 comments

New release of Swarm Keeper! Swarm Keeper is a Dungeon Keeper inspired modification for Alien Swarm (Source Engine).

August Update
Alien Swarm

August Update

Aug 11, 2011 Lylat's Last Stand 5 comments

Small update this month. But it feature some concept art and a short video wip of the fixed 1st person/3rd person player.

Hyp March Media Release
Alien Swarm

Hyp March Media Release

Mar 12, 2012 Hypovolemia 3 comments

Lots of new models being made for Hypovolemia. Let's have a look at what's cooking!

Hypovolemia 0.1 Alpha Release
Alien Swarm

Hypovolemia 0.1 Alpha Release

May 17, 2012 Hypovolemia 17 comments

Hypovolemia Version 0.1 Alpha download now available.

 Hypovolemia - Update 8/5/2012
Alien Swarm

Hypovolemia - Update 8/5/2012

Aug 6, 2012 Hypovolemia 3 comments

We've been making some big changes to Hypovolemia!

Hyp - Progress 10/18/2012
Alien Swarm

Hyp - Progress 10/18/2012

Oct 18, 2012 Hypovolemia 8 comments

New updates, original soundtrack, maps, models and general progress.

Hyp 0.2 Prerelease gameplay!
Alien Swarm

Hyp 0.2 Prerelease gameplay!

Sep 13, 2013 Hypovolemia 8 comments

Hyp is nearing release, we've been busy smashing and gibbing bugs. Here is some gameplay footage for you all.

HYP -  New video! Greenlight! Facebook!
Alien Swarm

HYP - New video! Greenlight! Facebook!

Jan 21, 2014 Hypovolemia 4 comments

We working hard to deliver a good 0.2 release. New video. Get your friends and help us achieve 1k likes on our facebook before we release!

The Revenge : About Source Engine 2010.
Game

The Revenge : About Source Engine 2010.

Dec 15, 2013 The Revenge 1 comment

The Revenge : About Source Engine 2010.

Initial site
Alien Swarm

Initial site

Aug 13, 2010 Phobos Incident 12 comments

New campaign for Alien Swarm is under way. Geometry at 90%, scripts at .. err.. 40%, and only one custom sound added so far.

Bloodlines Resurgence - Progress Update #1
Alien Swarm

Bloodlines Resurgence - Progress Update #1

Nov 6, 2013 Bloodlines Resurgence 16 comments

A quick overview of the upcoming multiplayer release and the current status of the mod.

Lost Squad - Media Release #1
Alien Swarm

Lost Squad - Media Release #1

Dec 13, 2013 Lost Squad 9 comments

Today we are going to show new media and talk about some news.

Lost Squad Official Trailer Released!
Alien Swarm

Lost Squad Official Trailer Released!

Jan 13, 2014 Lost Squad 1 comment

This article is about new Lost Squad Trailer and about Steam Greenlight too.

Slow development ahead!
INFRA

Slow development ahead!

Jul 8, 2012 INFRA 7 comments

For me and another vital team member Zuntti, mandatory military service is starting soon, so we doesn't have much time to work with this, atleast during...

We have a website!
INFRA

We have a website!

Aug 3, 2012 INFRA 9 comments

I'm happy to announce that we have our own website now! Oh, and trees!

March media update #1
INFRA

March media update #1

Mar 30, 2012 INFRA 2 comments

This time both new and old maintenance tunnels and also a currently not so busy metro station.

May media update #1
INFRA

May media update #1

May 4, 2012 INFRA 2 comments

The spring is starting to show it's signs and work with the maps continues. Although this update still has screenshots of maintenance tunnels, we have...

June media update #1
INFRA

June media update #1

Jun 16, 2012 INFRA 3 comments

Summer is here and it's time to ship another media release. This time we are featuring three different locations, both modern and old, manned and abandoned...

September media update #1
INFRA

September media update #1

Sep 2, 2012 INFRA 6 comments

Summer is over and development continues. INFRA has been under development for over a year now and a lot has been done.

October media update #1
INFRA

October media update #1

Oct 5, 2012 INFRA 3 comments

Another media update. This time also featuring new work in progress gameplay video.

INFRA: now with lead filled zombie action! (APRIL FOOLS!!!)
INFRA

INFRA: now with lead filled zombie action! (APRIL FOOLS!!!)

Mar 31, 2013 INFRA 16 comments

We're currently at 76th position on Greenlight. This blows our mind. Thanks a ton for the votes. However, it's time to move on.

Gameplay & Features Video
Alien Swarm

Gameplay & Features Video

Sep 3, 2010 Alien Swarm: The Darkness 4 comments

Gameplay & Feature Video Released, Includes most Additions/Improvements

Work Currently In Progress
Alien Swarm

Work Currently In Progress

Sep 14, 2010 Alien Swarm: The Darkness 5 comments

This mod is set to be used as the test platform for 3 new gamemodes, including deathmatch, team deathmatch, an undisclosed game mode (super secret) and...

Swarm Tactics (Sister Mod to The Darkness) Released!
Alien Swarm

Swarm Tactics (Sister Mod to The Darkness) Released!

Sep 23, 2010 Alien Swarm: The Darkness 1 comment

Swarm Tactics 0.5 and The Darkness 0.5 Released!

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Alien Swarm
Platform
Windows
Developer & Publisher
Valve
Engine
Source
Contact
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Official Page
Alienswarm.com
Release Date
Released Jul 18, 2010
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