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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Outpost 5

Outpost 5

Multiplayer Map 0 comments

Outpost 5 is a one mission asw_tilegen based map by larrybrains. He tried to add enough detail and change it up enough to make it worthwhile. This is...

City 17

City 17

Multiplayer Map 0 comments

City 17 is a five mission Alien Swarm campaign by Mixmedia. It features content from Half-Life 2.

Paranoia

Paranoia

Multiplayer Map 0 comments

Paranoia is a three mission campaign created by Eclipse. This is the original Paranoia campaign with a fixed download link, included AIN files and removed...

Tears for Tarnor

Tears for Tarnor

Multiplayer Map 0 comments

An Alien Swarm campaign taking place on the hostile desert planet of Tarnor. The colony on Tarnor has mysteriously gone silent and a group of IAF marines...

Lana's Escape

Lana's Escape

Multiplayer Map 0 comments

Lana's Escape is a five mission campaign created by JG Finat as Hephalistofene. This is a version with a fixed download link, included AIN files. Fully...

Clear Vision Config

Clear Vision Config

Effects GFX 0 comments

This config turns off some of postprossessing what makes the picture more clear. It turns off bloom, blur, grain and vignette.

Bright Parasite

Bright Parasite

Animal Skin 0 comments

Changes parasites to render them bright and noticeable. Useful for low end PCs which have Shaders setting on Low. And for players who play on hardcore...

Black and White Color Correction

Black and White Color Correction

Effects GFX 0 comments

Changes all color correction in Alien Swarm to black and white

Greenish Color Correction

Greenish Color Correction

Effects GFX 2 comments

Changes all color correction in Alien Swarm to be greenish. Feel the game in a new way!

trollcat

trollcat

Players Skin 0 comments

Moar cats and moar trollz. Nothing else. Enjoy.

drone color addon

drone color addon

Animal Skin 0 comments

Some nice blue drones. Custom server\map recoloring still works and make this look even more brutal.

Alien Swarm pulse rifle

Alien Swarm pulse rifle

Weapons Model 9 comments

Replaces standard rifle with an M41A Pulse Rifle from Aliens movie. Replaces model, sounds and UI icon. Also changes motion tracker sound.

Minigun Heavy

Minigun Heavy

Weapons Audio 0 comments

This addon changes the sound of minigun and autogun to a more bass variant. snd_rebuildaudiocache command is required after installation

Silent Corridors

Silent Corridors

Multiplayer Map 0 comments

Silent Corridors is currently a one map campaign created with asw_tilegen. It will be updated frequently.

Postapocalypse addon *Fixed*

Postapocalypse addon *Fixed*

Multiplayer Map 4 comments

This is my very first campaing for alien swarm and bla bla bla.Some locations have allies, quests and other weird stuff. So ready your Zaporozhec, grab...

Beyond Limits Texture Mod 2

Beyond Limits Texture Mod 2

Textures 0 comments

This addon replaces textures in Beyond Limits campaign map one.

Beyond Limits Texture Mod

Beyond Limits Texture Mod

Textures 0 comments

This addon replaces textures in Beyond Limits campaign map one. All textures are taken from textures.com and are licensed under the textures.com license.

Beyond Limits -> Updated

Beyond Limits -> Updated

Multiplayer Map 2 comments

Campaign updated with second map. Enjoy! More map coming later.

Delusion

Delusion

Multiplayer Map 3 comments

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

Absolute Madness

Absolute Madness

Multiplayer Map 2 comments

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

Textures 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

Effects GFX 0 comments

Adds sepia color correction. An addon that override color correction used in Jacob's Rest campaign.

Alien Eggs Loading Screen

Alien Eggs Loading Screen

Textures 1 comment

This addon replaces the Alien Swarm loading background

Landing Bay Exterior Color Correction

Landing Bay Exterior Color Correction

Effects GFX 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

Multiplayer Map 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

Textures 0 comments

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

Nest

Nest

Multiplayer Map 1 comment

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

Weapons Audio 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

Multiplayer Map 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

Multiplayer Map 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...

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Alien Swarm
Platforms
Windows
Developer & Publisher
Valve
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Source
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Homepage
Alienswarm.com
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Addon Categories
- Multiplayer Map
25
- Prefabs
1
- Weapons Model
1
- Animal Skin
2
- Players Skin
1
- Animal Audio
2
- Weapons Audio
4
- Language Sounds
1
- Effects GFX
5
- GUIs
1
- Textures
5