Mods / Xenfestation

• LLEVITATION (Part 1)by FMPONELEVITATION is a community campaign featuring: New story (3-4 hours in length) New voicelines New character animations Eight challenging levels Subscribe: This is Part 1 of 5. Subscribe to LEVITATION's Workshop Collection. Enable all parts via Manage Add-ons, then play Part 1 and enjoy -- the leve...115.4k downloadsupdated 4 y ago
• LLEVITATION (Part 2)by FMPONELEVITATION is a community campaign featuring: New story (3-4 hours in length) New voicelines New character animations Eight challenging levels Subscribe: This is Part 2 of 5. Subscribe to LEVITATION's Workshop Collection. Enable all parts via Manage Add-ons, then play Part 1 and enjoy -- the leve...101.1k downloadsupdated 4 y ago
• LLEVITATION (Part 3)by FMPONELEVITATION is a community campaign featuring: New story (3-4 hours in length) New voicelines New character animations Eight challenging levels Subscribe: This is Part 3 of 5. Subscribe to LEVITATION's Workshop Collection. Enable all parts via Manage Add-ons, then play Part 1 and enjoy -- the leve...98.4k downloadsupdated 4 y ago
• LLEVITATION (Part 4)by FMPONELEVITATION is a community campaign featuring: New story (3-4 hours in length) New voicelines New character animations Eight challenging levels Subscribe: This is Part 4 of 5. Subscribe to LEVITATION's Workshop Collection. Enable all parts via Manage Add-ons, then play Part 1 and enjoy -- the leve...98.2k downloadsupdated 4 y ago
• LLEVITATION (Part 5)by FMPONELEVITATION is a community campaign featuring: New story (3-4 hours in length) New voicelines New character animations Eight challenging levels Subscribe: This is Part 5 of 5. Subscribe to LEVITATION's Workshop Collection. Enable all parts via Manage Add-ons, then play Part 1 and enjoy -- the leve...97.0k downloadsupdated 4 y ago
• CC17YSCAPE ([OLD VERSION] [Check description!])by PrivateHorseLegsIMPORTANT NOTE: This is an old version of the mod. If you want to play the updated version, download the mod here: ------------------ Taking place in City 17 during events between Half-Life: Alyx and Half-Life 2, you are a citizen who was just now captured by the Combine and and kept prison in a...91.7k downloadsupdated 6 y ago
• GGoon Squadby G KafYou and your Combine squad are trapped in a quarantined sewer system. Find a way out and escape! First place winner of the Vaultmaps Trapped competition! This is a standalone release that polishes the original contest map. Have fun! I'd love to hear your thoughts on the map in the comments! Donat...39.1k downloadsupdated 6 y ago
• MMine Break - Chapter 2by SadlyItsBradleyFrom the creator of "Crash Course" and MineBreak part 1. Here is a the continuation of the multi-level campaign that has got some people talking. Story After reaching what seemed to be the end of the Mine in chapter 1, you had a quick run in with the combine that caused the final tunnel to cave i...36.7k downloadsupdated 6 y ago
• CC17YSCAPE Update (Part 2/2)by PrivateHorseLegs1ST NOTE (VERY IMPORTANT!!!!!): Before playing this mod, make sure to have both Part 1 and Part 2 installed AND enabled! The map transition between the two mods will not work if not followed correctly. 2ND NOTE: Please check the "Change Notes" tab to see what has been updated for the mod. 3RD NOT...34.6k downloadsupdated 3 y ago
• CC17YSCAPE Update (Part 1/2)by PrivateHorseLegs1ST NOTE (VERY IMPORTANT!!!!!): Before playing this mod, make sure to have both Part 1 and Part 2 installed AND enabled! The map transition between the two mods will not work if not followed correctly. 2ND NOTE: Please check the "Change Notes" tab to see what has been updated for the mod. 3RD NOT...34.4k downloadsupdated 3 y ago
• GGarage Masterby GvaradosUnlock the full potential of the garage. Become the GARAGE MASTER! This is a 15-ish minute campaign map. I made this in 3 days, before the tools released. Follow my twitter or join my discord for more maps!21.1k downloadsupdated 7 y ago
• PPost-Humanby ihonnyboyThese buildings are a eulogy to the end of an age, and a monument to a new one. You don't belong here. This place is a GRAVE. Description Join Alyx and Russel as they try to escape the wasteland. Out here, all you have are your wits and your weapons. Supplies are limited; keep your cool, watch yo...18.3k downloadsupdated 3 mo ago
• HHalf-Life: Zhepticsby BrainstormHalf-Life: Zheptics You are Alyx, who was sent on a mission with her brother for the resistance. As you explore the forgotten research facility 'Zheptics' from Black Mesa, things start to spiral out of control, culminating in a finale with everything at stake. Expect classic campaign gameplay of...17.5k downloadsupdated 3 y ago
• PPyromantic Gatekeeperby JWIt's time to leave City17. Alyx gets help from resistance member Ivan who is also quite cunning. Use his bombs and traps to obliterate your foes so you can rejoin with your father in Black Mesa East. About gameplay: - new explosive traps that can be dealt with gravity gloves - new bombs that can...16.5k downloadsupdated 6 y ago
• FFrom Here To There (Part 1 of 3)by ChiueyCreated by Chiuey - OPEN BETA *This campaign requires physical climbing of in-game ladders and objects. Start the campaign with the map "T-Day_Intro" Collect 80 total resin or more for a Bonus You must ENABLE the 3 addon parts and 4 REMADE ASSETS parts to play. ___________________________________...16.3k downloadsupdated 4 y ago
• FFrom Here To There (Part 2 of 3)by ChiueyThis is the REQUIRED (Part 2 of 3) for the From Here To There Add-on.16.1k downloadsupdated 4 y ago
• FFrom Here To There (Part 3 of 3)by ChiueyThis is the REQUIRED (Part 3 of 3) for the From Here To There Add-on.16.1k downloadsupdated 4 y ago
• MMapping Contest - Combine Presence (ADDON 1 of 2)by GvaradosThis is a compilation addon of an old contest. I recommend searching the workshop to find new versions each map :) ADDON PART 2: Half-Life: Alyx Modding Hub & Half-Life Discord Mapping Contest Information This is the mega addon for the first HLA mapping contest. It was hosted by Gvarados in colla...10.4k downloadsupdated 6 y ago
• MMapping Contest - Combine Presence (ADDON 2 of 2)by GvaradosThis is a compilation addon of an old contest. I recommend searching the workshop to find new versions each map :) ADDON PART 1: Half-Life: Alyx Modding Hub & Half-Life Discord Mapping Contest Information This is the mega addon for the first HLA mapping contest. It was hosted by Gvarados in colla...9.9k downloadsupdated 6 y ago
• CCompliance Unconfirmed [PART 2]by ProbablyOKVersion 1.0 It is recommended you play PART 1 before this experience. PART 1 does not need to be installed for this addon to work. Subscribe to Part 1 Initiate 14’s mission continues. After the events of PART 1, it is clear that your mission has become far more dire. As you approach your final ob...9.5k downloadsupdated 5 y ago
• SStorm Drainby SmurftYoursIntro: Russell - Alyx, come in. Hey Alyx! Oh, there you are. Can you hear me? I found a bunch of subterranean map data for your area of the city! Alyx - No shortcut? Russell - Yeah, that IS the shortcut... Story: Do you have what it takes to navigate the Storm Drain and get yourself on the next t...8.9k downloadsupdated 4 y ago
• SSandbox Player Arenaby NeonSandbox Player Arena Sandbox Player Arena lets you spawn a group of NPCs and fight them. Choose your arsenal and have fun! Choose between 3 different arenas: Classic, Xen (Low Gravity!) or Combine (Strider NPC!). Update 3 Change notes General: +Added Tripmines, +Added trashcans in the Classic and...8.7k downloadsupdated 5 y ago
• BBuckshot Bugsby Soup MarioA shotgun only combat map where you're forced to both be attentive and aggressive to survive. Every shot matters, and if you're not observant you may have to scavenge while you're being attacked. Fight to the surface, get to the train, and make it home safely. Features -A fully custom soundtrack...7.1k downloadsupdated 3 y ago
• HHotel Breakout #dejavuby KrotterThis map has been made for and is the winner of the VaultMaps Deja Vu contest. Alyx finds herself without weapons in a hotel's top floor room, and needs to find a way down.6.3k downloadsupdated 5 y ago
• HHalf-Life 2: Remake demo (d1_canals_01)by CatBaitThis is a recreation of the Half-Life 2 map d1_canals_01 in VR Instructions Subscride to the all addons Enable it in the game Select a map (d1_canals_01) Enjoy =) Notes Weapons replaced with weapons from Half-Life 2 Most of the voicelines have been replaced with custom The map is made using HL2:...6.1k downloadsupdated 3 y ago
• AAbductionby kheperaWake up in a dilapidated combine prison after a sudden capture, and fight your way through enemies to complete your mission of destroying the place once and for all! Special thanks to the Source 2: Modding Hub for helping me through the painful process of bug fixing and the Half-Life 2 Remade Ass...6.1k downloadsupdated 4 y ago
• DDecay Chainby 1600 frogsA vanilla-style map in the heart of City 17 Just prior to the events of Half-Life: Alyx, the resistance is on the verge of a major heist, the theft of a Combine reactor. The Citadel's monitoring and security systems would make such a heist impossible were it not for a flaw Russel has identified;...5.6k downloadsupdated 17 mo ago
• CCave Explorationby ImDrinking_Coca1st place in the first Vaultmaps contest! The Combine found a powerful source of energy in a desertic cave and they are going to use it against the resistance. You need to make your way deep down the Xen infested cave and steal that battery from them. A few surprises are waiting for you, so you b...5.4k downloadsupdated 6 y ago
• IIndustrial Dischargeby 76561198327390485Industrial Discharge Your train back to russel's hideout has been stopped by a combine barrier, you need to find another way back. This 30 minute long experience, developed over the course of 9 months, will take you through a seemingly abandoned factory in the heart of City 17's industrial comple...4.9k downloadsupdated 5 y ago
• BBaltiyskayaby blue mondaySomething happend on a combine occupied metro station, like unexpected xenfestation attack. Investigate place, make it out alive4.6k downloadsupdated 4 y ago
• RResistance Revenge 3: The Finaleby 76561198344122478my epic website: If you want to know how I made this map or any of my other maps, then click on the google drive link below. I have any of my addons uploaded there. Feel free to copy ideas or anything else and have fun making your own maps or feel free to use them for SFM animations! This is the...4.5k downloadsupdated 4 y ago
• TTheatre Maniacby HerneeriusA pistol-only map where you are trapped in a theatre and have to escape. This is my first map and I hope you enjoy playing it! I would appreciate any feedback I get.4.3k downloadsupdated 3 y ago
• HHalf Life: Interloper - Map 1 "Black Mesa" (Project on Hiatus)by DeegsWork in progress 3883 01010011 01101111 01110010 01110010 01111001 00100000 01100110 01101111 01110010 00100000 01110100 01101000 01100101 00100000 01110011 01100011 01100001 01110010 01100101 00101110 00001010 00001010 01010011 01101111 01110010 01110010 01111001 00100000 01100110 01101111 01110...4.0k downloadsupdated 20 mo ago
• FFast Headcrab Restoredby Resonλnce‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ "Almost immediately we cut the fast headcrab and the fast zombie from Half-Life 2. The shock of having that guy come around the corner and latch onto you before you'd even know what was going on...3.7k downloadsupdated 2 y ago
• BBiohackingby 76561199105877270Small update (see the changelog) Still it's not a DEFINITIVE VERSION. I am sorry but the final update is taking longer than expected Alyx Biohacking is a 4 hour sequel to the original campaign that combines ultra-realistic with surrealism. This mod contains many custom mechanics. Most notably, It...3.2k downloadsupdated 18 mo ago
• SSavage Sewersby PrivateHorseLegsAs you make your way to the Vault, you, Alyx Vance, decide to take a detour by going en route via the sewers. Hi, everyone. Just to let you all know that this is my first time making a map for HL:A, which took around 3 weeks to make! Because of that, don't expect it to be completely perfect as yo...3.1k downloadsupdated 6 y ago
• XXombiesby NeonYou need to leave your safe hideout and fight your way trough the Zombie infested parts of Quarantine Zone. It's my first map with any gameplay value. Any feedback would be greatly appreciated!3.1k downloadsupdated 6 y ago
• NNOVA PROSPEKT REMAKEby CatBaitPreface (optional to read) It's been so long since I last published my work in the workshop, and it wasn't without reason... In fact, I've done Nova Prospekt twice. Because the first time I lost the map files (and in general the source files of all my addons). Thank God I still have the old sourc...3.0k downloadsupdated 14 mo ago
• AAntlion Arenaby XuothMap Story You're a combine soldier in an outpost surrounded by 3 antlion nests, your job is to defend it at all costs. Features -There are 5 manhack you can use, just throw them! -Face many enemies at the same time, make sure they don´t surround you! -Fight as a combine soldier. -Working Strider!...2.9k downloadsupdated 6 y ago
• FFirst Sectorby VokbertsHello! This is my fisrt map. Alyx is trying to survive and escape from the dangerous "First" sector. The duration of the game is 1-2 hours. I created a classic Half-Life Alyx style gameplay with original music and some horror moments. I recommend you playing on normal or high difficult. I hope yo...2.7k downloadsupdated 23 mo ago
• FFIRE FLIGHTby I_Monarch_IYou've made it to the quarry under the cover of darkness. Tread lightly, move slowly, this district doesn't feel right... The the gateway is here. Find the multi tool, hack the door... ----------------------- There are branching and looping paths through the environment that can really change you...2.6k downloadsupdated 4 y ago
• RRiding Shotgunby λrokhYou are Alyx Vance, after you managed the Combine situation using grenades, the tunnel collapsed. Your mission is to send a secret message using Combine Tech. The gravity gloves have the signature to activate handscanners. - Find/Use biometrics to access and lower force fields - Restore Combine T...2.6k downloadsupdated 5 y ago
• SSCAVENGER - A Custom Half Life Alyx Campaignby razolisWithin the Null-Sector of City-24 lies an unknown vortigaunt Capture operation consisting of numerous Combine forces. These operations have helped fuel local Combine Sub-Citadels by draining captives of their vortal powers with torturous machinery. You as a lone scavenger have set it upon yoursel...2.2k downloadsupdated 2 y ago
• GGet out the Houseby WydropTry to get out the other side of the house. Find keys, kill zombie, solve puzzles but don't die!2.2k downloadsupdated 4 y ago
• AANTLION ARENA 3 XENby XuothMap Story After accepting Gman's "job offer", Combine AHS-ZRX37 has been deployed on a Combine outpost on Xen to defend a rare Xen crystal that can provide an enormous amount of energy. Features -Xen Healing Pool -Antlions can jump over the walls -Difficulty selection system with 4 difficulties t...1.9k downloadsupdated 5 y ago
• CCombine Interventionby ProbablyOKA short map with the intention of delivering the most fun components of HL: Alyx with the addition of other interesting concepts. BY THE WAY! Perhaps don't immediately throw away the red and yellow keycards, you might need them! Prefab used:1.9k downloadsupdated 6 y ago
• MMy Final Mapby 76561198836606621Finally, after 8 Months of work, it is done. To those who have already played my previous 2 Maps, this might seem familiar, reasion being that its just a combination of both with a few tweaks, fixes and additions here and there. I really hope you enjoy it :) Special thanks to Siegfried and Günthe...1.8k downloadsupdated 2 y ago
• ZZombie Cityby 76561198346727802A headcrab infestation has overtaken the city. Find the warehouse that your rebel friends are calling an evacuation and escape. NOTE: This is the slightly more polished version of the entry to the 2nd vaultmaps competition, trapped. Made by DatoneCatintheCorner / FunkySkunk. 2nd NOTE: This is a r...1.8k downloadsupdated 6 y ago

82 xenfestation 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.