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.

Delusion

Delusion

Aug 14, 2015 Multiplayer Map proprietary licence (1.08mb) 0 comments

Delusion is a one map campaign created by ShadowsInRain. It's a hard map, so be ready for it.

Absolute Madness

Absolute Madness

Jul 23, 2015 Multiplayer Map proprietary licence (250.05mb) 1 comment

Finally it is here. Most complex unlinear openworld map with additional areas and quests with huge amount of custom models, textures, particles and even...

Map Overview Loading Screen

Map Overview Loading Screen

Jul 16, 2015 Textures creative commons licence (1.35mb) 0 comments

This addon replaces the Alien Swarm map loading background image. Extract it to Alien Swarm/swarm/addons folder

Sepia Color Correction

Sepia Color Correction

Jul 13, 2015 Effects GFX public domain licence (0.00mb) 0 comments

Adds sepia color correction. Three addons that override color correction used in Jacob's Rest.

Alien Eggs Loading Screen

Alien Eggs Loading Screen

Jul 10, 2015 Textures public domain licence (1.34mb) 0 comments

This addon replaces the Alien Swarm loading background

Landing Bay Exterior Color Correction

Landing Bay Exterior Color Correction

Jul 9, 2015 Effects GFX public domain licence (0.05mb) 1 comment

Changes the color correction of the exterior part of Landing bay and all of Syntek Residential, Deima Bridge

Jacob's Rest LDR

Jacob's Rest LDR

Jun 19, 2015 Multiplayer Map public domain licence (23.64mb) 0 comments

This is an official Jacob's Rest campaign but compiled with LDR lighting which gives much darker environment similar to the original Alien Swarm UT mod(2005...

Nest Textures

Nest Textures

May 16, 2015 Textures proprietary licence (6.56mb) 0 comments

Retexturing the Nest map with high resolution textures to make it look better

Nest

Nest

May 14, 2015 Multiplayer Map proprietary licence (4.69mb) 0 comments

Nest is a one mission campaign used in Alien Swarm: Reactive Drop mod(RD) for showcasing the power of the "Red drones". In RD these drones can't be ignited...

Silenced Rifle

Silenced Rifle

May 4, 2015 Weapons Audio creative commons licence (0.13mb) 0 comments

This addon replaces Assault Rifle shooting sound to a silenced shooting sound

Alien Swarm MapPack 1.2+ to 1.4 Update

Alien Swarm MapPack 1.2+ to 1.4 Update

Mar 7, 2015 Multiplayer Map creative commons licence (658.28mb) 9 comments

This is the Update 1.4 to Alien Swarm MapPack 1.2+ by goodone, the ultimate collection of campaigns, maps and enhancements for Valve's Alien Swarm, made...

Hive

Hive

Mar 29, 2014 Multiplayer Map proprietary licence (15.23mb) 11 comments

Marines we have received an emergency beacon from the genetic lab at LVR-784,but we have no response on the comms! Hustle up and investigate the situation...

The labyrinth

The labyrinth

Mar 5, 2014 Multiplayer Map proprietary licence (3.01mb) 0 comments

this is a multiplayer alien swarm map. its very hard and takes 10-30 minutens.

Reduction: The Alien Swarm Campaign

Reduction: The Alien Swarm Campaign

Jan 10, 2014 Multiplayer Map proprietary licence (449.47mb) 1 comment

You are a squad of "Offworld Drop Marines". You are engaged in a war with hostile creatures in the Outer Systems. Your tour ending, you have returned...

Realistic Mod - Weapon and Difficult v.1.0.0

Realistic Mod - Weapon and Difficult v.1.0.0

Jun 21, 2013 Prefabs proprietary licence (0.02mb) 4 comments

Hy. This is my first Addon for Alien Swarm i ever did. I'm finally played with that addon only with a fev friend's , becouse we enjoying this game on...

Puzzle Bundle

Puzzle Bundle

Oct 12, 2012 Multiplayer Map creative commons licence (14.92mb) 0 comments

Puzzle Bundle is a campaign containing puzzle maps Brainwater Shieldbug Wrangling and Brainwater Warehouse by Nightgunner5, Industrial Jungle by Lycosa...

Extermination Campaign v1.5

Extermination Campaign v1.5

Oct 5, 2012 Multiplayer Map creative commons licence (103.42mb) 5 comments

Extermination is a campaign which unites single maps

Jacob's Practice

Jacob's Practice

Sep 14, 2012 Multiplayer Map creative commons licence (0.00mb) 0 comments

This tiny addon allows you to play Jacob's Rest Practice map in multiplayer. It is Landing Bay and Cargo Elevator maps united in one map.

Dead City v 1.2

Dead City v 1.2

Aug 3, 2012 Multiplayer Map proprietary licence (45.79mb) 5 comments

Dead City is a 3 mission campaign by Daniel101. Version 1.2 contains network optimization for mission 3.

Weapon Sounds

Weapon Sounds

Jul 25, 2012 Weapons Audio creative commons licence (1.34mb) 0 comments

This addon replaces sounds for Autogun, Minigun, Rifle, Prototype Rifle, Flamer, PDW, Tesla.

Ancient Ruins

Ancient Ruins

Jul 10, 2012 Multiplayer Map creative commons licence (5.94mb) 6 comments

Ancient Ruins campaign with bloom fix and a working DL link to Mod DB.

Russian Translation \ Русский перевод

Russian Translation \ Русский перевод

Jun 29, 2012 GUIs creative commons licence (0.11mb) 4 comments

Russian translation of UI. Русский перевод пользовательского интерфейса.

Operation Cleansweep

Operation Cleansweep

Jun 24, 2012 Multiplayer Map creative commons licence (15.46mb) 0 comments

Campaign Operation Cleansweep with bloom fix and a working DL link to Mod DB.

Disable Drone's Screaming

Disable Drone's Screaming

Jun 19, 2012 Animal Audio creative commons licence (0.00mb) 0 comments

This addon disables drone's screaming, pain and roar sounds in Alien Swarm.

Alien Swarm MapPack 1.2

Alien Swarm MapPack 1.2

Apr 9, 2012 Multiplayer Map creative commons licence (811.80mb) 0 comments

The ultimate collection of campaigns, maps and enhancements for Valve's Alien Swarm, made for and by the gamer community, selected through quality assurance...

Paranoia

Paranoia

Jan 18, 2011 Multiplayer Map proprietary licence (90.81mb) 4 comments

A three-mission campaign by Eclipse. -------------

SoJa's Weapon Soundpack

SoJa's Weapon Soundpack

Aug 2, 2010 Weapons Audio creative commons licence (6.42mb) 7 comments

This is my pack that just replace every weapon in alienswarm with my better quality remakes. Preview in descriprtion.

Team Fortress 2 Alien Swarm Soundpack

Team Fortress 2 Alien Swarm Soundpack

Jul 25, 2010 Animal Audio public domain licence (7.88mb) 8 comments

Ever wish all those terrifying aliens sounded more like the characters from Team Fortress 2?

The Maze Campaign

The Maze Campaign

Jul 25, 2010 Multiplayer Map public domain licence (19.41mb) 10 comments

This map pack's goal was to add 3 new maps that have multiple routes that can, and must, eventually be taken. You will be running all over the place trying...

Faith +2 Voice Tweak

Faith +2 Voice Tweak

Jul 23, 2010 Language Sounds proprietary licence (2.32mb) 6 comments

I don't like the default voice for Faith the medic in the Valve edition of Alien Swarm. This is a very simple mod that makes her voice a little higher...

Icon
Alien Swarm
Platform
Windows
Developer & Publisher
Valve
Engine
Source
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Official Page
Alienswarm.com
Release Date
Released Jul 2010
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Files
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Size
2.48gb
Downloads
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Addon Categories
 - Multiplayer Map
17
 - Prefabs
1
 - Animal Audio
2
 - Weapons Audio
3
 - Language Sounds
1
 - Effects GFX
2
 - GUIs
1
 - Textures
3