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
- foot soundby 76561198375861947某個貓娘做的喵~ 非常小的腳步聲,(貓貓的獨門絕技?笑) 算是把原版的角色吵鬧的腳步聲優化了了. small footsteps like cat footsteps 雜話:walker's xcel 500bt (149.99$) 的拾音功能很優秀,細小的聲音都能聽清。過大的聲音時會屏蔽掉從而保護聽力。 降噪效果最好的一款耳機。價格比較貴的一款耳機。語音清晰度很好。 最佳的環境聲音電子處理,避免不必要的失真。 四種模式 優化噪音模式 高頻率模式(增強拾音效果) 優化語音通話模式 普通模式。 藍牙連接設備聽音樂全變有損音樂,笑。 雜話2:準的來說,痛苦的真相便是你自己,你再怎麼逃避,它們...170 downloadsupdated 3 y ago
- Auto Level Up (Challenge)by 76561198361189189Auto Level Up (Challenge) After setting challenge to "Auto Level Up" and clicking Start Mission, the mission will be completed automatically and marines earn the maximum experience of the mission, and then the mission automatically restart. The progress will stop after finishing a few missions in...170 downloadsupdated 5 mo ago
- Nijisanji Salome/Hololive Houshou vtuber marinesby imelmanReplaces swarm marines with Houshou/Salome from Hololive/Nijisanji respectively. An extra from me. Art belongs to others, used only for in-game images. Model source:169 downloadsupdated 3 y ago
- concretefloor050aby Minigun SpecialistTired from default concrete floor texture? Here's a new one. The plasticceiling002a from CS:GO169 downloadsupdated 9 y ago
- Golden GLby Ax-nowGolden skin for Grenade launcher169 downloadsupdated 4 y ago
- CODWW2 German ammo boxby imelmanReplaces the ammo box with one from Call of Duty WW2. Model source:169 downloadsupdated 4 y ago
- CSGO weapon pack 2by imelmanReplaces various weapons with ones from Counter Strike Global Offensive. A leftover collection.169 downloadsupdated 2 y ago
- C-14 Gauss Rifle Sound (Heavy Rifle)by 76561198838145589Uses the C-14 Impaler Gauss Rifle firing sound from Starcraft 1 to give the Heavy Rifle that extra DAKA feel it deserves. There is a simular mod on the workshop already but the creator put a burst fire sound clip for a gun that uses single shot fire sounds for its entire sound loop, leading to th...169 downloadsupdated 11 mo ago
- Nepumax's Loading Screen v3by RevenantThis addon replaces the loading backgrounds with pictures found at developer.valvesoftware.com168 downloadsupdated 9 y ago
- IAF HL2 Combine marinesby imelmanReplaces marines with Combine from Half Life 2 using IAF equipment.168 downloadsupdated 4 y ago
- Arachnid Swarm (Challenge)by ModdedMarionetteCurrent Version: Beta v3.2 (Local installation's version can be checked via console at mission start by every player) Arachnid Swarm challenge Fight HUGE swarms of Uber Drones with WALLS of sentries... An Alien Swarm experience inspired by Starship Troopers: Extermination. You will be shooting lo...168 downloadsupdated 6 mo ago
- ASRD : RDK_EDF modby ターニャall level do it (only Onslaught )167 downloadsupdated 9 y ago
- ASBI-UNOFFICIALby 南方167 downloadsupdated 8 y ago
- Level Up Dragon Quest VIIIby Funky BaniAs requested by Ghostface: This mod replaces the "Level Up" sound by "Dragon Quest VIII Lvl Up" ! Enjoy o/167 downloadsupdated 9 y ago
- Wtf guy emoteby Ax-nowchange "?" emote for Wtf guy face167 downloadsupdated 4 y ago
- rainboow box霓虹透明盒子by 76561198413520989167 downloadsupdated 2 y ago
- Minigun Sound Loop MW2by Minigun SpecialistA really cool and atmospheric minigun sound from Call of Duty: MW2. Extracted from this addon, and made as a standalone minigun addon. All credits to the original authors.166 downloadsupdated 7 y ago
- Casual Modby BlankAlien Stats decrease. Aliens spawns increased. Casual weapons and builds for fun!166 downloadsupdated 9 y ago
- Aliens Colonial Marines Musicby EskanderMusic replacer. Replaces 2 songs: -Main Menu music replaced by the Aliens: Colonial Marines main theme by Kevin Reipl: -Briefing Menu music replaced by the Combat Drop theme from Aliens film that was used in certain cuts.166 downloadsupdated 5 y ago
- P.P Gasby hangumi-it sprays purple and pink gas. -New effect fix Have Fun~!166 downloadsupdated 21 mo ago
- PGR Vera/Nanami marinesby imelmanReplaces swarm marines with Nanami/Vera from Punishing Gray Raven. Art is not mine, used only for in-game imagery. Model source:165 downloadsupdated 4 y ago
- Power melee attack (Punch)by ターニャsingle type Slow Punch Range : 20 Dmg AOE : 80 DMG : x4 ROF : -50%164 downloadsupdated 9 y ago
- Weapon Memory Challengeby jhheightyour weapons randomly change every 5 to 30 seconds (configurable) inspired by short/long memory challenge's which disappeared from workshop original challenge by 7:76 using adrenaline activates a bubble shield, shining your flashlight at aliens at close range ignites them, shooting from railgun p...164 downloadsupdated 3 y ago
- Psychedelic Horde Soundby RevenantPsychedelic Horde Sound Music: GMS & Duvdev - Arabian Knights on Mescaline,Infected Mushroom - Mush Mushi (Void rmx),Skazi - The Light163 downloadsupdated 9 y ago
- VScript Hack Exampleby Ben LubarExample of how to make a custom computer hack with VScript. Requires the beta branch as of June 8th, 2024. Source code included in vpk.163 downloadsupdated 2 y ago
- ASRD : Newbe mod (alpha ver)by ターニャ+ options Revive : revive time - 2/s Hp regennator 7/s ammo sat : add more ammo med sat : add more med sat secondry ammo resupply : (rifle granade) biomass ignite from explosions (explpsions weapone attacked ) Fast reloading / add reload bar add more smart bomb , hornet missiles =================...163 downloadsupdated 9 y ago
- Prototype Rifle Model | Agram 2000by TrinityChanges the 22A7-Z Prototype Assault Rifle's model into Yukarin's Agram 2000 model. - This is compatible with skins for the original model. Ko-fi Donations "Agram 2000" ( by Yukarin is licensed under Creative Commons Attribution (162 downloadsupdated 3 y ago
- One Hit (ALL)by 口鲿v謑笲On the basis of One Hit" -Adjust weapon attack power value+10000. -player have only 1hp. -alien increased 基于One Hit -武器基础伤害调为10000 -玩家只有一点血 -异形增加162 downloadsupdated 5 y ago
- Parallel Worldby BastilleNew weapon icons, new panel icons, new marine portraits, new sound, new music.162 downloadsupdated 6 y ago
- CHAIN CHAIN SAWby NyuHigher/Pitchy more realistic (my opinion) and more annoying chainsawsound not for virgin ears162 downloadsupdated 9 y ago
- CSO2 weapon pack 5by imelmanReplaces various weapons with ones from Counter Strike Online 2. A stockpile from December, ready to be deployed. Model source:162 downloadsupdated 4 y ago
- CSO2 weapon pack 3by imelmanReplaces various weapons with ones from Counter Strike Online 2. A stockpile from December. Model source:162 downloadsupdated 4 y ago
- Flag Marines (Korea)by hy236Add the Korea's Flag on the middle back-unit of marine. Based on "Santahat Marine" by hangumi. Flag Marines (China): Flag Marines (USA): Flag Marines (Russia): Flag Marines (French): Flag Marines (India): Flag Marines (Slovakia): Flag Marines (Estonia): Flag Marines (Australia): Flag Marines (Pol...161 downloadsupdated 8 y ago
- Xenoblade 2 Pyra/Mythra marinesby imelmanReplaces swarm marines with Mythra/Pyra from Xenoblade Chronicles 2. Art is not mine, used only for in-game imagery. Model source:161 downloadsupdated 4 y ago
- ECA Light color changeby Ax-nowChanges the color of the electric armor lighting for better immersion. Gray when inactive Blue when active161 downloadsupdated 3 y ago
- Hololive Aki Rosenthal/Sakura Miko Vtubers marinesby imelmanReplaces swarm marines with virtual youtubers Sakura Miko/Aki Sosenthal from Hololive. A stockpile from December, ready to be exhausted. Art is not mine, used only for in-game images. Model source:160 downloadsupdated 4 y ago
- OverWatch korea ver : jager Voiceby ターニャOverwatch korea ver / junkrat : jager160 downloadsupdated 10 y ago
- Homing Missileby Great Shark 🦈Homing Missile Marines are issued with Homing Missiles to help them kill the aliens. The missile are capable to be fired individually, each missile is fast and deadly for the alien. Tip: Use this mod if you want new playing experience. Ammo will grant additional +10 charges for homing missiles. R...159 downloadsupdated 6 y ago
- Barrel Grenadeby DmitriyThis skin changes Grenade Launcher's projectile to the explosive barrel. Also replaces Freeze and Hand Grenade, because those use the same model as Grenade Launcher's grenade.159 downloadsupdated 5 y ago
- Restricted Weapons Challengeby OlteriRestrict available weapons for extra challenge. Biomass ignites from explosions and flares. Adds challenges: Restricted Weapons - Ban most weapons to force weaker alternatives. Restricted Weapons ASBI - Ban most weapons to force weaker alternatives. Includes ASBI. Restricted Weapons Railgun Only...159 downloadsupdated 16 mo ago
- Snake Game Challengeby jhheightA working snake game inside Alien Swarm Reactive Drop move with usual movement keys (default WASD) - difficulty changes grid size, easy = 5x5, normal = 7x7, hard = 11x11, insane = 15x15, brutal = 21x21 - onslaught speeds up the snake depending on your current score - hardcore friendly fire speeds...158 downloadsupdated 3 y ago
- Warhammer 40000 Darktide soundtrackby imelmanReplaces various music with ones from Warhammer 40000 Darktide.158 downloadsupdated 11 mo ago
- Alien Shooter 2 weapon pack 2by imelmanReplaces various weapons with Alien Shooter 2 ones. A pack with leftovers. Model source:158 downloadsupdated 3 y ago
- Lost Planet 2 Main Menu and Briefingby LampdaThis replaces the ambient main menu with Lost Planet 2 - Title Screen Ost. And the mission briefing with Lost Planet 2 Main Menu Ost157 downloadsupdated 6 y ago
- Briefing Background Movies - AMBER Projectby jhheightthis is not a loading background this is a background for briefing lobbies and main menu, as shown on the attached screenshots i also recommend putting "asw_background_color 0 0 0 0" in your autoexec.cfg so the backgrounds have more contrast155 downloadsupdated 4 y ago
- PRO Mods / Part 1 = Huge drone optimization.by Risb0Boost your Fps 200%, reduce loading and lags in game like a PRO! Every PRO potato and PRO asbi player can enjoy the overhaul. New drone model is optimized from 2500 verts, 4998 faces to 1252 verts & 2500 faces. Second model visual (dronek2) no longer used to gain 4747 verts & 9494 faces to load....155 downloadsupdated 4 y ago
- Grenade launcher explosion FXby Ax-nowEdited version from an other addon, (original addon: ) this addon only change the visual of the explosion ! if you want the exact same rendering you also need this two addons: sound of explosion: sound of fire:155 downloadsupdated 2 y ago
- (AS:I) Sentrygun Baseby AstroCatNipThis replaces the retail sentry base with its alien swarm infested beta variant (or at least a fan recreation.) Buildtime about 3 hours. -comes with hl2 ish custom sounds All right are reserved to blackcat games and valve.155 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.

