Mods / Sci-FiHalf-Life: Alyx mods
Half-Life: Alyx sci-fi mods
Everything filed under sci-fi by its own author, ordered by how much it is used.
AllAlyx Addon1.7kShort (less than 20m)524Maps519Models287Valve Games269Combine Soldiers267Action256Infinite / Looped241Textures213Ported Content204No Combat203Urban199Zombies193Headcrabs193Beginner192Hardcore176HL:A Campaign-like172Game Modifications & Replacements170Recreations & Remakes169Other Environment148Industrial143Asset Packs142Showcase & Scenic142Sounds134Sci-Fi129Adventure128Underground128Horror122NPCs119Miscellaneous Content114Weapons110puzzle107Developer Resources106Combine Structures105Custom Mechanics97Other Genre94Sandbox86Other Addon Type83Xenfestation82Other Enemies80Other Theme80Comedy75Scripts & AI73Nature71Antlions71Long (an hour)70Friendly Companions70Abstract66Exotic60Prefabs47Particles47Rural44Campaign (2 hours or more)43Pop Culture43Jeff43Platforming & Climb39Defense & Arenas39Fantasy38Quality Of Life36Stealth34Arcade & Minigames33Crime32Musical27Educational27Water23Open-World22Training21Vehicle12Historical11RPG10Snow10
129 sci-fi mods
- Relay Stationby EdibleAcidityWarning: Do not pick up items from the two chargers at the end of the level. Doing so will cause an immediate game crash. Story You are a lone Resistance member taking it upon themselves to knock out a Combine relay station. The surrounding area is heavily guarded, so you have snuck around Combin...1.6k downloadsupdated 4 y ago
- The Matrix Impossible: Part 3by Architect1.5k downloadsupdated 8 mo ago
- Absolutionby NeonPreviously titled "Short & Shitty: Absolution." Sorry for any inconvenience, but I decided to change the title. Modified version of Short & Shitty This version of Short & Shitty map gets rid of the custom assets and replacements related to S&box and Terry. Absolution is here Absolution is a short...1.5k downloadsupdated 3 y ago
- 10th Doctor's Sonic Screwdriver [Multitool Replacement]by FuzzyLeoThis replaces the multitool with the 10th doctors sonic screwdriver from doctor who It comes bundled with sound effects too, both for the minigames and just activating the sonic! so you can live your dream as the doctor by sonicing every little thing also has left handed support!!!!!!1.5k downloadsupdated 3 y ago
- Molten Steelby CementStairsWhat is this? Many years since the events of Half-Life 2 have passed. The Resistance was futile and humanity remained in chains of the Universal Union. The Combine have re-established their dominance on Earth, stronger than ever before. A new Citadel was built. But... not all hope is lost! A new...1.5k downloadsupdated 5 y ago
- The Matrix Impossible: Part 4by Architect1.5k downloadsupdated 8 mo ago
- The Matrix Impossible: Part 1by ArchitectThis mod is still in development... Get ready to push the Source 2 Engine to its Limits... WELCOME, TO THE MATRIX IMPOSSIBLE! This mod is still going through changes/upgrades. Feel free to enjoy everything up to the Elevator Ride of the Lobby Shootout. Past that, there are a few bugs I'm working...1.5k downloadsupdated 7 mo ago
- The Matrix Impossible: Part 5by Architect1.4k downloadsupdated 23 mo ago
- Xen Voyagerby NeonWelcome to Xen! Made for the VaultMaps: Xen Infestation Contest Now featuring better optimization and bug fixes. Backstory The combine are prototyping their teleportation technology in the borderwold Xen. You need to stop them, otherwise the rebellion will fall. Any feedback would be greatly appr...1.4k downloadsupdated 6 y ago
- HELLDIVERS 2: Helldiver [S2FM]by KomegatzeWARNING - This is NOT a replacement or mod. This is for those who want to use this model in S2FM. Description A source 2 port of the Symbol of Democracy, the Helldiver. Features -PBR -alt skin made to look less unnaturally clean -cape cloth physics -belt pocket jiggle physics INSTALLATION INSTRUC...1.4k downloadsupdated 3 y ago
- Eternity #JunebugBluesby kheperaAs part of my entry to the #JunebugBlues map jam, this map features a very short story about "eternal hell" and horror. Please leave thoughts as I may consider making a more fleshed out map in the future with a deeper story depending on the consensus of this concept. Special thanks to the Source...1.3k downloadsupdated 2 y ago
- The Red Doorby CementStairsWhat could be on the other side? The Red Door - A gate through time and space that takes you anywhere... and anytime. All it takes is the courage to step in and expect the unexpected... IMPORTANT NOTETO LAUNCH THE MAPS PROPERLY, YOU MUST HAVE THE ADDON "REDDOOR" ENABLED AT ALL TIMES TOGETHER WITH...1.3k downloadsupdated 6 y ago
- Final Frontierby CementStairsIMPORTANT NOTICE -IF YOU EXPERIENCE SUDDEN LAGGING/LOWER FPS SOON AFTER LOADING, RESTART THE MAP(YOU CAN USE COMMAND "addon_play ship_2" OR YOU CAN RESTART BY DYING IN-GAME)! CAUSED BY ISSUE WITH LOADING - IT'S LIKELY YOU CAN RUN THE MAP FLAWLESSLY! -STANDING RECOMMENDED What is this? Aperture Sc...1.2k downloadsupdated 5 y ago
- OutRunby Samara BoySomething what I came up with 3 years ago and needed to be finally completed Some vibes, aesthetics, scenes and fights You can try to make it a bit more interesting with Combine Shoot and Scoot or something else, but mean that addon includes custom .cfg files so be sure to not break it Kavinsky -...1.1k downloadsupdated 19 mo ago
- Mineby CementStairsWhat is this about? Take on a role of an old miner on another day of his shift - 5 broken pipes, can't take longer than few minutes. It's just a normal day, nothing could go wrong... Playtime of approximately 40-60 minutes Who made this possible? Absolute Legends that playtested this map: - Willh...1.1k downloadsupdated 5 y ago
- Star Wars - Gen1 Stormtroopers and Clone Troopers [S2FM]by Smug BastardDESCRIPTION Port of our Gen1 stormtroopers and clones pack from original SFM. Based on content from Fallen Order, Battlefront 1 and 2 and custom assets. Also includes some appropriate weapons. FEATURES - original PBR textures - multiple skins and bodygroups - compatible with s2fm ik rig - dozens...959 downloadsupdated 4 y ago
- (S2FM) Stormtrooperby DIREKTORIBattlefront 2 stormtrooper including custom made skins. The rights to this model go to EA and their Battlefront IP (Source Files)948 downloadsupdated 6 y ago
- Combine Engine [SHORT MAP]by SpArky.17This map is something i started work on a while ago, mainly just as practice to get better using the hammer editor. But, after showing this to a friend, he suggested I should post this to the workshop, so here we are. (Before you go on, PLEASE dont leave a comment about channels/sounds 2 and 4 on...889 downloadsupdated 4 y ago
- Cybercityby TachyonicThis mod is made in a cyberpunk style and is set in China. You can simply stroll around and admire the alleys with neon lights and the open city panorama. Caution! The mod features a club with strobe light music, so beware of flashing lights! All models I modeled in Blender and textured in Substa...824 downloadsupdated 7 mo ago
- Близняшкаby Ручной тормозThe twin from the Atomic Heart _______________________________________________________________ IT is IMPORTANT - The model is still without bones and the ability to take off the jacket (I will add as soon as I understand how to do it). Модельку взял у AmmoBlender на Open3DLab ____________________...752 downloadsupdated 3 y ago
- Shooter: Revived Playtest (addon 2/3)by Krotter9/22/25 - This is/was a private play test for a project that was worked on and off over the course of 2021/22/23, but has been on a hiatus (and will probably remain that way for a long time) due to various reasons. I have decided to go ahead and make these three parts fully public just to let peo...729 downloadsupdated 5 y ago
- The Lab- Robot Repairby TheBoxTrota complete remake of the Robot Repair map in the lab using the original assets from the game with improved interactions to fit with HLA's new systems and new alternative audio that was not used in the original the outside area was made completely from scratch enjoy :) custom wristpocket by frostepex717 downloadsupdated 5 y ago
- Shooter: Revived Playtest (addon 3/3)by Krotter9/22/25 - This is/was a private play test for a project that was worked on and off over the course of 2021/22/23, but has been on a hiatus (and will probably remain that way for a long time) due to various reasons. I have decided to go ahead and make these three parts fully public just to let peo...712 downloadsupdated 5 y ago
- Shooter: Revived Playtest (addon 1/3)by Krotter9/22/25 - This is/was a private play test for a project that was worked on and off over the course of 2021/22/23, but has been on a hiatus (and will probably remain that way for a long time) due to various reasons. I have decided to go ahead and make these three parts fully public just to let peo...694 downloadsupdated 5 y ago
- Murder Drones - Absolutely Solved (S2FM MEGA PACK)by LoganJust, just leave me alone after this in terms of asking for more characters and assets. Just make your own drone or something idk. anyways- murder drones is a series warning of what happens when you accidently divide by zero. WITH NOW BASICALLY, THE IMPORTANT CAST MEMBERS INCLUDED We GOT- THE MUR...638 downloadsupdated 21 mo ago
- Poseable Combine Shield [S2FM]by KomegatzeWARNING - This is NOT a replacement or mod. This is for those who want to use this model in S2FM. Description A model version of the combine shields seen in Half-life: alyx, allowing the user to place them in s2fm. (the ingame ones aren't visible in s2fm) Features -poseable and scalable combine s...606 downloadsupdated 3 y ago
- Misato's Apartment Recreationby 76561198859670142A recreation of the apartment of Misato Katsuragi from anime/manga series Neon Genesis Evangelion. Still slightly scuffed as all my projects are, but better than the last anime map i did. for sure.568 downloadsupdated 4 y ago
- HATSUNE MIKU PROJECT DIVA FUTURE TONE PS4 DANCER MIKU PORTby B_CANSIN--------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------- !!! YOU NEED THIS PACK FOR THIS !!! !!! THIS PACK CONTAIN ONLY MODULE!!! ------------------------------------------------...560 downloadsupdated 4 y ago
- Colette Green HEV Handsby EveAscendantGreetings! Today I bring my HEV hands of the character Colette Green from the coop game Half-Life Decay. They are compatible with Glove Loader Script, but I recommend installing the old way to prevent numerous bugs with the hands while using the script. Also the detail on the arms makes dark-red...532 downloadsupdated 4 y ago
- Hatsune Miku Christmas module PDFT/Megamix+ portby B_CANSINHeres Vocaloid Hatsune Miku Christmas Module yay! --------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------- !!! YOU NEED THIS PACKS FOR THIS !!! MAIN (CONTAIN HEADS!!!) ----------...532 downloadsupdated 4 y ago
- INTRO_WORLD_2 NIGHT VERSION by CatBaitby CatBaitI've been wanting to do this for a long time, and now meet the conversion of one of the initial levels of Half-life Alyx to the night version. Enjoy Notes The map can be selected separately or simply activate the addon and it will appear in the main campaign525 downloadsupdated 2 y ago
- dm_labby CementStairsHello dear players, to set this to the right track, this map wasn't intended for Alyx nor for Player vs Combine combat. It's primarily a deathmatch map I made for S&Box. Still, in order to gather feedback on the map I uploaded it here for you to test. To make it more enjoyable, I scattered enemie...487 downloadsupdated 5 y ago
- Kagamine Rin HWM PDFT/Megamix+ portby B_CANSINHeres your 02 Vocaloid yay. Usage: Source 2 Filmmaker S2FM - S2SFM / hammer for making map inculude her (do not reupload her add her as Required items ) / can be use as ragdoll HWM FLEX: face_wrinkleteeth.lua yes face_wrinklescales.lua yes face_rules.lua yes face_lockjaw.lua no face_lipzipper.lua...476 downloadsupdated 3 y ago
- HATSUNE MIKU PROJECT DIVA FUTURE TONE PS4 Rin Style MODULE PORTby B_CANSINHeres beta release of my Rin Style module of miku !!! YOU NEED MAIN PACK FOR THIS !!! Usage: Source 2 Filmmaker S2FM - S2SFM / hammer for making map inculude her (do not reupload her add her as Required items ) / can be use as ragdoll Physic Body: yes Cloth Simulation (Softbody) bones: yes (but t...472 downloadsupdated 4 y ago
- The Exterminatorby 76561199143082775You are a pest exterminator and today you are hired to clean another house. A day like any other... or not...462 downloadsupdated 4 y ago
- Deploy Demoby NeonWarning: This mod changes skill_hlvr.cfg values. Restart your game before launching other content Deploy Send soldiers into fight and watch it unfold! Very simple demo that took too long to finish. Features: Money and buying units, Randomized zombie spawns, Custom Panorama Hand Menu, Dynamic bala...446 downloadsupdated 5 y ago
- Warehouse Tycoon #VMLOOPEDby AdesiWARNING very buggy. sry for that. Also Saving/Loading isn't supported They also like to get stuck a lot. therefore blocking the machine they are going to. i was planning to be able to either manually delete/fire NPC's so they get unstuck but the more i thought about it the buggier it would have o...443 downloadsupdated 5 y ago
- Sector Clearance *Update*by λrokhWelcome to λrokh's training ground: Sector Clearance - *Update* with many thanks to iohnnyboy Ultra Hard Shoot 'em up combat map Play on Hard with new skill config Kill Combine while listening to cool music 5 Waves - dynamic cover - Pistol only Headshots kill Scavange! Suppressors & Chargers drop...443 downloadsupdated 13 mo ago
- NCC-1701 Enterpriseby 76561199037477053The Enterprise has been boarded by the Combine, and some other baddies have tagged along. Nearly all of the crew have abandoned ship, and the rest are dead. It's up to you to save the ship. Find a weapon, get to the bridge, and disarm the self destruct before you are toast (10 minutes)! reminder:...435 downloadsupdated 3 y ago
- Tomas2886cz Adventuresby 76561198341096084Tomáši!!! it's time to rise and shine... You spent 10 years in your basement... You played games with your friends, half life alyx, but the strange thing is that even after half life alyx, half life 3 is nowhere. But you just don't realize that valve is always one step ahead. half life 1, 2 and A...435 downloadsupdated 4 y ago
- Junction 78by ihonnyboyA, short, 5 minute map focusing on exploration and atmosphere. A place of tranquility...or a firebreak for a coming catastrophe? Are those markers? For graves, perhaps? Or are they inanimate sentinels? Guarding a dark secret? This place holds many secrets, but little answers. Inspired by a friend...434 downloadsupdated 4 y ago
- HL2 Beta Hydra REMAKE [S2FM]by KomegatzeWARNING - This is NOT a replacement or mod. This is for those who want to use this model in S2FM. Description A source 2 port of a model I commissioned from SterlingFM, A remake of the Hydra from the HL2 Beta. Features -PBR -alternate xenian skins INSTALLATION INSTRUCTIONS GCFscape is required to...431 downloadsupdated 17 mo ago
- HATSUNE MIKU PROJECT DIVA FUTURE TONE HAND ITEMS PS4 PORTby B_CANSINWell leeks and microphones for each hands and can lock to miku with bone merge yay. Gona adds more but for now just these 3 models. Usage: Source 2 Filmmaker S2FM - S2SFM / hammer for making map inculude her (do not reupload her add her as Required items ) / can be use as ragdoll _v2 is for rin r...417 downloadsupdated 4 y ago
- Sakrua Miku Module PDFT/Megamix+ portby B_CANSINHere is 01 vocaloid Sakura Miku Module from Hatsune Miku Project diva future tone/Megamix+ yay! ---------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------- !!! YOU NEE...399 downloadsupdated 2 y ago
- Gina Cross HEV Handsby EveAscendantGreetings! Today I bring my HEV hands of the character Gina Cross from the coop game Half-Life Decay. They are compatible with Glove Loader Script, but I recommend installing the old way to prevent numerous bugs with the hands while using the script. Installation: Watch paradox's tutorial (HIGHLY...377 downloadsupdated 4 y ago
- METAL GEAR RISING: REVENGEANCE: Mistral [S2FM]by KomegatzeWARNING - This is NOT a replacement or mod. This is for those who want to use this model in S2FM. Description A source 2 port of funny french female from METAL GEAR RISING: REVENGEANCE Mistral Features -source 2 shapekeys -upscaled textures -skin sub surface scattering -animation sequences ripped...355 downloadsupdated 3 y ago
- Half-Life: Alyx (beta): Cremator [S2FM]by KomegatzeWARNING - This is NOT a replacement or mod. This is for those who want to use this model in S2FM. Description A source 2 port of SterlingFM's creature feature, featuring... the creature... the Cremator based of of Half-Life: Alyx Concept art Features -PBR -ao textures -cloth physics -ao proxies -...349 downloadsupdated 20 mo ago
- Star Wars - LAAT/le patrol gunship [S2FM]by Smug BastardThis is a port of the LAAT/le patrol gunship as it appears in Star Wars Jedi: Fallen Order. Features: - Original PBR textures - Modeled interior and rigged doors - Alt skins that disable lights INSTALLATION INSTRUCTIONS GCFscape is required to install due to HLA's Workshop implementation, link to...323 downloadsupdated 4 y ago