Alien Swarm: Reactive Drop
Alien Swarm: Reactive Drop mods
A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
1,902 mods, most downloaded first · newest update 27 Oct 2026
challenge281skin247Sound170Weapons142Marine141campaign116model102prototype rifle89Assault Rifle87heavy rifle82Music80vindicator79Autogun79combat rifle76marksman rifle75bulldog72Weapon70devastator62Deagle59shotgun57HUD53Sounds52Models47Bonus45Grenade Launcher43halo42UI407:7634replacement33ASBI30survival29Texture27Minigun24Config24Blue Archive21Glow19Voice19Space18Dead Space18flag18alien18Railgun17Drone16Particles16marines15animated15Flamethrower14Crosshair14Chainsaw14Meme13Combine13Background12particle12Half Life12rifle12Ammo12Horde11Challenges11blue11warframe11Custom11emote10Adrenaline10Grenade10Textures10Color10aliens10Swarm10faith10Skins9Arrow9 Soundtrack9Emotes9Audio9VGUI9Fun8Glowing8Effect7Starcraft7loading7crash7menu7Barrel7Training7Max Payne6Loading Screen6Anime5fix5Guns5Interface5Red5Gun5Escape5health5Medkit5gunshot5modding5
- 新枪械音效(new gun sound)by 76561198345549295(这个MOD更换了部分枪械的音效)This MOD has replaced the sound effects of some firearms —— 50cal AR2 autogun combat_rifle deagle devastator heavyrifle medrifle pdw pistol prifle railgun rifle shotgun sniper vindicator —— 【关于MOD授权】非常欢迎大家来移植或者改造我这边的MOD,你可以用它做各种改动和上传,移植到各种游戏里,比如GMOD、CSGO、还有其他很多游戏。希望你们能够将这些MOD传播到更...6.7k downloadsupdated 3 y ago
- Revenant - The Lost Voyageby Zerohorror themed campaign (7 maps) + 1 intro map and +1 unfinished ending map You are a marine scout (and/or squad) in a deep cryosleep as your ships AI systems have been patrolling the nearby system, you are awoken to find a distress signal coming from a crashed ship on a red planet. you must inves...6.7k downloadsupdated 8 y ago
- Blue Archive Buzzer VOL.1by hangumiReplace buzzer with Blue Archive Drone6.7k downloadsupdated 3 y ago
- Mission Queenby RevenantAliens are on earth. You will need to locate and destroy the Queen in order to give the resistance a hope and a future. Map by Zorg0456.6k downloadsupdated 9 y ago
- Swarm Fortress 2by AstroCatNipThis mod turn alien swarm into tf2. (Now with 80% more robots.) credit: -Valve -open fortress and tf2c team for mercs and guard dogs. -FissionMetroid101 provider for the medi beam particle effects6.5k downloadsupdated 5 y ago
- Medical Research - Challengeby ETimeXThis mod add 19 challenges about healing: 'Auto Regen', 'Revive Teammate', 'Infinite Medgun', 'Medical Gun', 'Heal Beacon', 'Personal Healing Kit' and their combination. ------see more at change log----- 1. Infinite Medgun - The medgun have infinite ammo ! -----Don't combine to any others. 2. (A)...6.5k downloadsupdated 7 y ago
- queen perorozillaby hangumiReplace queen appearance with perorozilla6.4k downloadsupdated 3 y ago
- Bright Parasiteby DmitriyChanges 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 difficulties.6.4k downloadsupdated 10 y ago
- 4Funby ReitChallenge for testing script methods. New scripts for aliens, weapons and gameplay features. All changes you can see in change notes. No description for challenge, too many symbols. Thanks to YOJIMBO and Orange for help.6.3k downloadsupdated 6 y ago
- Crazy Cornerby Ghost AppleA 4 map campaign with custom gameplay ideas made by dante_6.2k downloadsupdated 10 y ago
- Crude Infestationby jhheightCrude Infestation is a one-map campaign where you have to enter an oil mining facility, clear the infestation, blow it up and escape.6.2k downloadsupdated 4 y ago
- Alien OST Musicby CraigReplaces twelve tracks with orchestrated pieces from the film Alien (1979). Message me for music requests. (You must have the names of the tracks you want replaced. Let me know of any issues aswell.6.1k downloadsupdated 10 y ago
- Weapons winter camouflageby Rock N RollNow the weapon has ceased to be a gray muddy spot in the hands. Added new filters for textures "$selfillum" files has been changed from DXT1 to DXT5 This allows models weapon to be bright even in dark places. "Normal maps" have been added, which gives the weapon a more realistic look with clear f...6.1k downloadsupdated 8 y ago
- Heavy Assault Rifle 2.0by HaristA different version of the heavy assault rifle that I made in the past, but this time using parts from different weapons like starcraft gauss rifle. -fixed collision for singleplayer. All credits for Reactive Drop team and Blizzard for the models.6.0k downloadsupdated 8 y ago
- Two Players Challengeby DmitriyLocked to two players. No tech marine required. Any character can hack. Medkits and ammo spawn from killed aliens. Revive each other. Includes 'ASBI Two Players" challenge. Leaderboards for Two Players Leaderboards for ASBI Two Players5.9k downloadsupdated 7 y ago
- seri exp mapsby 76561198334261263seri exp bolumu exp maps5.9k downloadsupdated 9 y ago
- Hiveby Ryder.JMarines 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! This is my old campaign from alien swarm, it contains only two maps but they are bigger than the average small maps in AS. Playing with bots...5.8k downloadsupdated 10 y ago
- Blitz Campaignby jhheightThis campaign consists of 6 maps, each of them were made in 2-3 hours in a speedmapping event. Which means that their quality is low and they might contain bugs. It was an event to try and make something as good as possible in a very short amount of time. More maps might be added in the future wi...5.8k downloadsupdated 4 y ago
- Material Design Emotes - colored versionby Davide7097Replaces the emote icons with Google Material Design icons. The ammo icon is based from the pencil. The colors are picked from the official palette. If you prefer a simpler aesthetic, try out the white version, or the the newer Material Symbols style.5.8k downloadsupdated 3 y ago
- Nitro Canister MRby RevenantIAF Command have lost connection from small research facility.You need to check it and find the reason. Created by Tien,updated by Orange5.8k downloadsupdated 9 y ago
- Zoidberg Reactor Campaignby RevenantThis is a two-mission campaign by lundiplutzmus5.7k downloadsupdated 9 y ago
- Dm LavaRenaby OrangeLava Arena DM map, reminds of old Quake and Unreal Tournament, have fun. V2.0 released. Greatly raised quailty, newer visual style, geometry changes, bots and aliens navigation nodes. Main textures do not require Adanaxis addon to work anymore. For custom particles it is still neccessary:5.7k downloadsupdated 8 y ago
- Medical SMGby HaristMedical smg -Added Drum mag + stock -Fixed collision for singleplayer All credits for Reactive Drop team for the model5.6k downloadsupdated 8 y ago
- Weapon retextureby [VI] Benjamin ZurielMakes the vanila weapons look more colorful.5.6k downloadsupdated 7 y ago
- HL2 AR2 (Tech Rifle Replacement)by Deagledore_69420Replaces the Tech Assault Rifle with the AR2 from Half-Life 2 Check out my other skins: Credits: Model, sound and textures created by Valve Ported by me5.6k downloadsupdated 10 y ago
- Hearts!by Duke MMediiic! More Hearts! Other stuff used in the screenshot: Colorful Marines No Grain Weapon retexture5.6k downloadsupdated 9 y ago
- Evil Corpby PAPI MASTER 8BOLLEvilcorp is a one map campaign for Alien Swarm by GRRRR aka Schleicher. This is the original version but packed in VPK with fixed file conflicts, crashes and download link. EvilCorp has stolen the Parasite from Mars! Kill Everything!. Original Creator : GRRRR aka Schleicher i Only Reupload This F...5.6k downloadsupdated 10 y ago
- Warehouseby RevenantTry to survive at an abandoned office complex. Created by Sergei 'STALKER4732' Lavrinenco5.5k downloadsupdated 9 y ago
- Vindicatorby HaristVindicator skin that i made a month ago -Added laser sight -Added flashlight attachment -Added stock -Added a 2nd barrel for the fire grenades -Custom hud icon All credits to Valve for the models5.5k downloadsupdated 6 y ago
- Beyond_Limitsby ターニャ2 map pack medium map x 25.5k downloadsupdated 9 y ago
- Blue Archive BGMby 7:76Main screen Lobby Adrenaline Mission failure Mission success Campaign success Replace the above music with that of the Blue Archive5.5k downloadsupdated 12 mo ago
- Revenantby ZeroA horror themed map. Started as a project to enjoy and play with a friend. Full campaign version V1 on 31st october 2018 it can be found in the link below: This map is an overall limited idea of the theme that this campaign will contain. It contains an example of the way the story will build. As...5.4k downloadsupdated 9 y ago
- Overwatch Mercy Voice Modby Twilight SparkleWell hello everyone again, so today i bring you another voice mod for one of the marines, this one is Mercy from Overwatch and she will replace Faith's voice, all of the 198 voice lines were replaced and they have the radio quality so it can fit with the game. Features: - Replaces all of Faith vo...5.4k downloadsupdated 10 y ago
- Starship Troopers BGM Main interface music replacement 星河舰队BGM替换主菜单音乐by 76561198340188149With the Starship Troopers background music to replace the original game of the main interface of the music. I hope everyone like it., I hope everyone comments and evaluation. The music is Basil Poledouris - Starship Troopers - Klendathu Drop. 星河舰队BGM替换主菜单音乐 希望大家多多评论和评价 歌曲名字是Basil Poledouris - St...5.4k downloadsupdated 9 y ago
- Delusion Campaignby RevenantOne map campaign created by ShadowsInRain5.4k downloadsupdated 9 y ago
- Pandora - Character Replacementby ChromyバゼィーWile our hero (wildcat) is taking a day off , the dominator of the micro world is entering the ring, Pandora! when being an expert in multiple kinds of weapons you can get pretty bored in shooting the same old enemies , that's why Pandora wants to try her favorite weapons on some more entertainin...5.4k downloadsupdated 10 y ago
- GAU-8 Sound for IAF Minigunby CylIs the IAF Minigun one of your favorite special weapons? Do you want to make it sound alot more like ... BRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRT Freedom? Well say no more! bullets for every1 screw short controlled bursts5.3k downloadsupdated 10 y ago
- HL2 SPAS-12 (Vindicator Replacement)by Deagledore_69420Replaces the Vindicator (Officer Shotgun) with the SPAS-12 from Half-Life 2 Check out my other skins: Credits: Model, sound and textures created by Valve Ported by me5.3k downloadsupdated 10 y ago
- Hessian Border Station Campaignby 5564653254Hessian Border Station is a two map campaign by Johannes Lerch. This is the original campaign with a fixed download link, included AIN files, fixed marines on minimap displaying. Fully compatible with the original VPK, what means that you can connect to each other or to dedicated servers with no...5.3k downloadsupdated 10 y ago
- Alien-Commando <V6.34>by 76561198382502117---Welcome Alien Commando--- Players can allocate their character's skill points according to the map needs and their preferences and playing methods, and use the characteristics of each professional group to realize the cooperation between players, so as to complete the target task! Note: due to...5.2k downloadsupdated 4 mo ago
- IAF Heavy Assault Rifleby HaristA weapon model that I made time ago, I made this mod to send to the reactive drop devs but I never get a response if they liked or not, soo I'm releasing to the public :) As the title says it replace the HEAVY RIFLE Enjoy!5.2k downloadsupdated 6 y ago
- Tron Swarm Marinesby M@GISTERrevision 4.0 ------------ EN: *Port original models from Tron Revolution. *Custom colors *New portraits *New music theme from Tron movie and games. WARNING----------> Game can't see custom sounds need open: (steamapps\workshop\content\563560\911498865) and copy & paste file addon.vpk in : (steama...5.2k downloadsupdated 10 y ago
- 蔚蓝档案 表情包 (Blue Archive Emote)by 76561198345549295(这个MOD更换了表情包)This MOD has replaced the emoticon pack 【关于MOD授权】非常欢迎大家来移植或者改造我这边的MOD,你可以用它做各种改动和上传,移植到各种游戏里,比如GMOD、CSGO、还有其他很多游戏。希望你们能够将这些MOD传播到更多地方,请记得备注MOD的原链接。 you are very welcome to transplant or transform my mod. You can use it to make various changes and upload, and transplant it to various...5.2k downloadsupdated 3 y ago
- Blue Archive weapon pack 3by imelmanReplaces various weapons with ones from Blue Archive. A pack with weapons that were held off until later plans. Model source:5.2k downloadsupdated 3 y ago
- Autogunby HaristAutogun with big magazine + custom accesories All credits for Reactive Drop team and Valve for the models5.1k downloadsupdated 9 y ago
- Predators Arrowsby Duke MReplaces the marine positioning-pointer with a Predator inspired one. Fits perfectly to my Predators Crosshair mod. Other stuff used in the screenshot: No Grain5.1k downloadsupdated 9 y ago
- Minigunby HaristMinigun with a big magazine + custom accesories Update: -Fixed collision for singleplayer All credits to Reactive Drop team and Valve for the models.5.1k downloadsupdated 8 y ago
- Gluon Vengeance Bonus Missionby jhheight---MAP CAN BE FOUND IN BONUS MISSIONS TAB--- Muon gem's brother, the gluon gem, is vengeful towards you for killing his brother back in Lab Ruins and wants revenge. Enter the Gluon Cave and solve this conflict once and for all. Map has bossfight music, which you can turn on/off in advanced audio...5.1k downloadsupdated 3 y ago
1.9k mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.

