OpenXcom base facility mods

• FFinal Mod Packby Solarius_ScorchA multi-level megamod, composed of various community mods which are balanced against one another and topped with a lot of extra original content.88.4k downloadsupdated 4 mo ago
• TThe World of (Terrifying) Silenceby NordExpansion of original TFTD game, explaining the origin of TFTD technologies such as flying submarines, and adding some depth in a game.55.5k downloadsupdated 1 mo ago
• XXross's XCOM Visual Upgradeby Xross28Upgrades core graphics in XCOM1 and simply updates UIs and adds character shadows in TFTD. Enjoy the XCOM graphic remake! Current State: Gold20.4k downloadsupdated 10 mo ago
• RReaver's Faithful Megamodby thereaverofdarknessThis mod preserves the original feel of the game while making sweeping changes to balance and adding content to fill in several holes in the original game. It is better iterated and far better balanced than the true vanilla experience.15.2k downloadsupdated 22 mo ago
• RReaver's Harmony Megamodby thereaverofdarknessA massive expansion to X-Com which stays true to the original spirit of the game, yet greatly increases the amount of content, options, and length of the game.13.1k downloadsupdated 22 d ago
• XX-Com: From the Ashesby FinnikX-Com's initiative failed, alien agents infiltrated Council of Funding Nations. You face a threat of total extermination, recover from the crushing blow, and find a way to continue the fight against aliens in a new setting.11.1k downloadsupdated 4 y ago
• XXCOM Multimodby cevaralienThis is an integration of some other mods and parts, alongside to changes of game mechanics and graphic rework of the original XCOM ufo defense game, including new weapons, aliens, effects, xcom base maps and much more.8.9k downloadsupdated 5 y ago
• XX-Chroniclesby NordFantasy-themed overhaul. OXCE only.6.8k downloadsupdated 1 mo ago
• TThe Hybrid Mod 3.74 Megamodby MutantlordThe Hybrid Mod 3.74 Megamod6.2k downloadsupdated 4 y ago
• TThe Hybrid Mod version 3.7.5 + Brutal OXCE 6.6.2by MutantlordThe Hybrid Mod version 3.7.5 + Brutal OXCE 6.6.24.9k downloadsupdated 3 y ago
• UUFO: Alien Takeoverby CooperTheChryssalidA strategy horror total conversion mod with lots of new content. Players face powerful aliens and scarce resources, with gameplay starting in close combat and later evolving to include longer-range weapons.4.6k downloadsupdated 5 mo ago
• ((Archive) Hanger Expansion Mod [X-Com Files]by ZER0C00LHanger Upgrade Expansion pack for X-Com Files REPLACED BY: X-Com Files Facility Expansion Pack as of 19 Feb 20244.4k downloadsupdated 3 y ago
• MMinimods Collection for 40K and Rosigmaby RangerhThis is a collection of several minimods to customize and tweak a bit the mega mod 40K and its mega expansion Rosigma3.9k downloadsupdated 16 d ago
• XX-Com TFTUby EtherealsThe main purpose of the modification is to combine UFO and TFTD, realizing the potential of OXCE+.3.6k downloadsupdated 15 mo ago
• IImproved Living Quarters & Large Storesby KingMob4313[Posted with Dioxine's permission] Adds two new facilities: A large Living Quarters and a Large Storage. Also adds bathrooms and showers to existing living quarters.3.4k downloadsupdated 7 y ago
• XX-Piratez Nerfedby RSSwizardSome of us just want the adventure and not the challenge, due to stress over personal or world events. Pads difficulties. Compatible L10.3+2.9k downloadsupdated 5 y ago
• FFactions and Mission Expansion DLC Stargate Vr 1.9by MutantlordAdd a lot of Factions and Mercenary Missions into the vanilla game or mod. Now, Stargate Missions. Stargate update is only for Universal and Hybrid mod version, not Rebel, due to lore incompatibility.2.6k downloadsupdated 4 y ago
• BBuilding Mod Packby BiggieboyUpgraded (higher capacity), Deployed (faster building) and Large version of buildings, General Building, new items for building, many Research and UFOpedia, please like and subscribe for new release!2.5k downloadsupdated 3 y ago
• XXeno Operations LEGACYby B1ackwolfMajor Conversion of vainilla XCOM: new sprites, weapons, technologies, lore and integration with OXCE. The mod is a continuation of the work previously done by XOPS2.3k downloadsupdated 18 mo ago
• TTFTD Easier by Reaverby thereaverofdarknessMakes TFTD easier and less unfair.2.0k downloadsupdated 5 y ago
• XXbase Terrain Condensedby thereaverofdarknessEnables adding 47 more terrain tiles to the Base Defense missions.1.8k downloadsupdated 6 y ago
• KKronos mod 2.46by Kronos913This mod is for those who find the bases too small and cramped. Buildings now have more power, but also more cost. Alien vehicles cannot be reproduced. But there are new weapons and tanks1.8k downloadsupdated 2 mo ago
• [[I.D.T.] Terminator: Tech-Commby HobbesTerminator Future War total conversion for OpenXCom. 30 years after Judgment Day, Skynet prepares the final offensive to eradicate humanity. John Connor and his Tech-Comm unit are the only hope of mankind to defeat the machines.1.8k downloadsupdated 17 mo ago
• UUNEXCOM: Directorate 17by fatsycophantThe year is 1958. As the KGB's Directorate 17, unravel a fascist conspiracy in Europe and its alien puppeteers. Prequel to UNEXCOM Bureau 11 and UNEXCOM proper.1.6k downloadsupdated 14 mo ago
• FFacility Expansion Pack [X-Com Files]by ZER0C00LAdds additional facilities to the X-Com Files Mega Modpack. REQUIREMENTS: BRUTAL 8.2 (OXCE 7.11 ) X-Com Files 3.2 or newer1.6k downloadsupdated 3 y ago
• AAwesome Gunsby ontariobeaveran awesome modification of the OpenXcom game1.6k downloadsupdated 7 y ago
• HHQSounds by Daedalusby hellrazorReplaces all Ingame effect sounds with better quality Versions.1.4k downloadsupdated 6 y ago
• XX-PirateZ v.N8by rezereThe year is 2601. The Earth has been long conquered by aliens. You run a gang of mutant pirates. Rob aliens and their human proxies for fun, profit and power. But that is only just a beginning1.4k downloadsupdated 3 y ago
• EExpanded Ubase Reworkedby hellrazorMore Alien Base Maps in N,S,W,E configuration. Reworked Routes for more tactical maze! You will love it or you will hate it. Adds 84 maps to the vanilla 16, soo 100 total =)1.3k downloadsupdated 14 mo ago
• HHQSounds Final Mod Pack by Daedalusby hellrazorReplaces all Ingame sounds for a better quality Version. Version for Final Mod Pack.1.2k downloadsupdated 6 y ago
• RReturn to The Deepby NastyKhanMake TFTD less annoying and more fun by rebalanced difficulty, more intuitive tech tree and expanded lore.1.1k downloadsupdated 5 y ago
• RRecruitment Officeby BiggieboyRecruitment Office1.1k downloadsupdated 8 y ago
• RReworked Facility Expansion Pack [for X-Com Files]by LoneScavengerA copy of the Facility Expansion Pack mod by 0xEBJC. Features original starting conditions, fixed middle game research issues and craft compatibility with hangars.1.0k downloadsupdated 8 mo ago
• OOXC FACTIONSby Luke83Hybrid Mod of UFO & TFTD with an Alternate timeline. What if the Aquatic Aliens awoke early and help win the first war, what if our planet was conquered & our civilisation was lost ? Are you Brave enough to rise up and lead the resistance?940 downloadsupdated 7 y ago
• TTFTD Cheat Suiteby starslabSimple vanilla CheatSuite to make all aspects of the game easier and faster891 downloadsupdated 7 y ago
• OOrion's Shadowby IovanNew campaign. Rival faction to XCOM that must be defeated while the alien threat is ongoing or risk losing before ever reaching mars.886 downloadsupdated 22 mo ago
• XX-Com Files: Damaged Facilitiesby KozinskySubmod for "X-Com Files" mod. When defending a player's base, now, during active hostilities, base modules are replaced by damaged ones, rather than destroyed completely.856 downloadsupdated 22 mo ago
• XX-Com Files: Air Raidsby KozinskySubmod for "X-Com Files" mod. Alien retaliation missions now have the ability to launch missiles or bombs that destroy base facilities without a base defense battle.768 downloadsupdated 22 mo ago
• XXcom Base Facilities Visual Upliftedby B1ackwolfA complete overhaul of the entire Xcom base mapblocks, using terrain tiles and assets from TFTD to achieve a more grittier and compelling appearance including tons of animated props, leaving behind the dull, cartonish and static style from vainilla.711 downloadsupdated 21 mo ago
• OOpenXcom Extended Coop Modby xcomcoopteamOpenXcom Co-op Mod (OXCE) adds cooperative multiplayer to UFO: Enemy Unknown (UFO Defense) and X-COM: Terror from the Deep. Play the main campaign or custom battles with a friend over TCP/IP via the in-game Co-op menu.613 downloadsupdated 3 mo ago
• MMedical Bayby DBarizoBased on the Sick bay from The X-Com files, adds an in-base medical facility581 downloadsupdated 8 mo ago
• MMars-comby NordX-com on Mars. After the TFTD, before the Interceptor and Apocalypse. From the author of TWoTS and X-Chronicles. OXCE only.581 downloadsupdated 1 mo ago
• XX-Com Files: Realistic Air Defense Systemsby KozinskySubmod for "X-Com Files" mod. Player's Air Defense Systems has ammo and requires time and ammo for rearm.432 downloadsupdated 3 y ago
• MMuton Warlordsby HobbesOXCE. Muton UFOs can bombard XCom bases, either partially or even totally destroy them. Muton Commander/Leader added.373 downloadsupdated 17 mo ago
• UUnited Nations TFTDby BulletdesignerAdds 1 hwp, 2 xcom craft´s and an one base facility borrowed from the UN363 downloadsupdated 7 y ago
• ((Discontinued) OpenScarfComby greenscarf(Discontinued) Total Conversion for QOL & Replayability351 downloadsupdated 3 y ago
• XX-COM Terror from the Deep Relaxed and Refreshedby LordKane773Changes Terror from the Deep to be less artifically hard and more like UFO Defense in a few ways.286 downloadsupdated 4 mo ago
• Iimproved hangarby WBembi10 aircraft for 1 hangar instead of 1. Allows you to get more space for other buildings. For XPiratez239 downloadsupdated 3 y ago

57 base facility 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.