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 Archive21Glow19Voice19flag18Space18Dead Space18alien18Railgun17Particles16Drone16marines15animated15Flamethrower14Crosshair14Chainsaw14Meme13Combine13Ammo12rifle12Half Life12particle12Background12Challenges11warframe11blue11Horde11Custom11Grenade10emote10aliens10Adrenaline10faith10Textures10Swarm10Color10Skins9Audio9Arrow9Emotes9VGUI9 Soundtrack9Fun8Glowing8loading7Barrel7menu7Effect7Training7Starcraft7crash7Max Payne6Loading Screen6Guns5Medkit5Anime5gunshot5Red5Gun5health5Escape5Interface5modding5fix5
- Module for host and server (Read Description!)by 76561198397429538HOW IT WORKS This is not a challenge. This is a helper module for leader. It only works when in the lobby. When you need it just change the challenge. Modules includes descriptions. Description will be appear below challenge list. After used module back to your challenge. Enjoy. Feedback is impor...35 downloadsupdated 4 y ago
- Alternative mission screensby AstroCatNipDifferent gameover and success screens.34 downloadsupdated 14 mo ago
- Glowing Barrels darker versionby Ax-nowMakes the explosive barrels glow slightly in the dark. brighter version here:34 downloadsupdated 14 mo ago
- 虫潮来袭音效”他们要来抓你了,芭芭拉"(源自NMRIH的音效)by 76561199089884311虫潮来袭音效”他们要来抓你了,芭芭拉"(源自NMRIH的音效) NMRIH No More Room in Hell "They 're comming to get you,Barbra"34 downloadsupdated 20 mo ago
- Krezi Challengesby ConversationGreetings and Salutations. I am new to this modding stuff. These are a collection of challenges with some adaptations from various other challenges, notably; 32player server - disables leaderboard -for the mapspawn.nut -and console commands - input "sv_mapspawn_nut_exec 1" - leader/lobby host typ...34 downloadsupdated 3 y ago
- Another Jerma985 Voicepackby AstroCatNip///NOW 75% More SUS/// Very much inspired by twilights original jerma voicepack but: -Fixed sarges orginal voice leaking though -Sus jerma marine profile -New voice filter -A lot more psycho jerma lines The orignal version: Enjoy :)34 downloadsupdated 4 mo ago
- Blue Archive Backgrounds (Make-Up Work Club)Replaces the main, lobby, success, and failure screen backgrounds with images of Blue Archive’s Make-Up Work Club.34 downloadsupdated 10 mo ago
- ARC Troopers Inspired- Marine ReplacementARC Troopers - Marine Replacement A complete visual marine replacement for Alien Swarm: Reactive Drop. This addon replaces the standard ASRD marines with a custom four-class squad of ARC-inspired troopers built around the original Reactive Drop marine skeleton and animations. CLASS DESIGNS Office...34 downloadsupdated 28 d ago
- Perfect Glass Cannonby 76561199073788338All damage you deal is amplified by 30%. All damage you take is amplified by 60%. Simple Amplified: All marine can hack No death protection Can be ignited by flares or explosion Deluxe Amplified: +Based on Simple version +Hand Grenade is fun +Extinguish can freeze hostile(even cause some dmg) +Mo...33 downloadsupdated 4 y ago
- Real Space 3 Music Modby burglar.man96Replaces the music in game with original audio from Real Space 3 (Contains one remix that is true to the original) (remix by Sapphire Systrine on Youtube) Steam Workshop trash so to install you need to go to steamapps/workshop/content/563560/2611281991 and then you need to take the addon.vpk and...33 downloadsupdated 5 y ago
- Roll-back of old small fontsby 76561199170470425Large fonts are out of place in large-screen PC33 downloadsupdated 4 y ago
- TJRBased on the FJR mod, the difference lies in that it is no longer in the first person 1. Can help others 2. Weapon rebalancing 3. Energy ammunition In the challenge options, click on TJR1 or TJR2 to enable it33 downloadsupdated 14 mo ago
- Halo MonaLisa SoundtrackReplaces some of the menu, combat and status music of alien swarm with the one of the halo monalisa horror movie. Credits: All right are reserved to halo waypoint, bungie and 343 stuidos.33 downloadsupdated 11 mo ago
- Flag Marines (Maryland)by hy236Add the Maryland's Flag on the middle back-unit of marine. Based on "Santahat Marine" by hangumi. Flag Marines (China): Flag Marines (USA): Flag Marines (Korea): Flag Marines (Russia): Flag Marines (French): Flag Marines (India): Flag Marines (Slovakia): Flag Marines (Estonia): Flag Marines (Aust...32 downloadsupdated 7 y ago
- Kronos Hordeby chaoS32 downloadsupdated 8 y ago
- The Forever Winter MUSICby hangumiReplace the background sound with the forever winter OST32 downloadsupdated 11 mo ago
- 【挑战】能量弹药plusThe ultimate enhanced version of the original challenge 'Energy Weapon' =====24.10 1. Can change ammunition 2. There are first person and original person options available 3. Gun grenades can eat ammunition 4. Challenge EW3 with equipment count+1 (e.g. 2 medical packs) and no magazine penalty The...32 downloadsupdated 2 y ago
- Hidden Equipment + TPPThis mod is a combination of Hidden equipment unlocker(by imelman) + TPP mode.32 downloadsupdated 5 mo ago
- the soundby 76561198375861947stg game sound31 downloadsupdated 4 y ago
- Mystia's small concertby 76561198375861947a baka loading31 downloadsupdated 3 y ago
- Material Symbols emotes - white versionby Davide7097This add-on replaces the default emotes with Google Material Symbols (aka Material Design 3). I used the vector rounded style, weight 500. The ammo emoticon is an edited version of the pencil. If you prefer more colors, try out the colored version, or the classical Material Design style.31 downloadsupdated 3 y ago
- Vandoorea HL2 remixesby imelmanReplaces various music with Vandoorea remixes for Half Life music and so on.31 downloadsupdated 20 mo ago
- Red Moon backgroundby Ax-nowChange all backgrounds to an animated landscape and red moon, except the mission fail screen.31 downloadsupdated 2 y ago
- Bubble Bobble Onslaught Soundby 7:76Change Onslaught Sound.30 downloadsupdated 3 y ago
- Dune Horde Sound Editedby Ax-nowExact same addon as that of Altudio but slightly edited to hear the sound of the horde slightly earlier. the original addon is great but it has a small flaw, the sounds take a little while to start which means that sometimes you saw the horde on you before you noticed the music. This happened esp...30 downloadsupdated 3 y ago
- Marine Swap Weapons Balancing RNG C2 challengesMarine swap interesting challange, weapons balancing interesting challange why not both at once. Big thanks to Jhheight (maker of original of marine swap, who also helped a lot with the coding of this) and Dmitriy (maker of weapons balance) Includes difficulties from MS asbi wb rng c2 (base wb rn...30 downloadsupdated 4 mo ago
- Gauntlet MusicAdds Gauntlet: Arctic´s combat music for mainmenu- win/fail- and adrenaline music of the main game. Big thanks to: -Astrocatnip for sound cutting help -Music by Karl Casey @ White Bat Audio -Synmachus and their main team for giving us gauntlet30 downloadsupdated 9 mo ago
- XRayBarrelPackA Collection of all the xray barrels Me and grim have made with a bonus one of a Xray version of the metal oil drums Co-creators: as usual Not compatable with other barrel mods30 downloadsupdated 12 mo ago
- aki day 祝い loading例えばその芋、それは熟成ののち、いずれ腐ります 地上には万物に”死”があるためです そういった”生死”の概念は月に馴染みなく、月の作物は”作物”としての進化はすれど、变化はありません 衰えなく、ただ真っ当に.それが肝心なんです.. 確かにそりゃ地上は毒だわ 無駄で余計なものだらけだもんね でも多分 それがあるからなんとか息できてる気がする 地上での一生なんてせいぜい100年余り限界だし やらないといけないことがいっぱいあって、本当なら無駄付け入る隙なんてないよね でも 生きるだけじゃつらいからさ いらないものが、必要なの....30 downloadsupdated 3 y ago
- RepirNoASBI E1beta now easy version A deeper understanding of playing ASBI in the future This challenges increases a lot of fault tolerance on the basis of the original Able to slowly restore HP +1HP/5s High damage not dying directly, probably item ice grenade have larger range Charging armor 's duration is sl...30 downloadsupdated 4 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.

