ModsGalactic Civilizations IV
Galactic Civilizations IV 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.
1,740 mods, most downloaded first · newest update 1 Oct 2026
All Ships903Civilizations525Medium Ships185Tiny Ships162Large Ships147Small Ships143Huge Ships142All Phenotypes119Ship Styles100Cargo Ships71Humanoid56Starbases52Cybernetic19
- Dominion of Chainsby michael.michinobu.adkinsA relentless empire, forging control through conquest, exploration, and unwavering authority across the cosmos.159 downloadsupdated 14 mo ago
- The Asari Republic Styleby ArdoniaThe Asari Republic Style158 downloadsupdated 2 y ago
- United Federation of Planetsby 76561199069544226The United Federation of Planets, founded by humans, welcomes all species as members. Their mission: to unite diverse civilizations in peaceful coexistence.157 downloadsupdated 12 mo ago
- Lyrian Star Conclaveby RiscoUKThe Lyrian Star Conclave, a devout and traditionalistic faction of carbon-based beings, emerges from the depths of space, driven by hope to establish their dominance in the galactic race for supremacy.157 downloadsupdated 3 y ago
- Roboship Fighterby Smersh157 downloadsupdated 3 y ago
- Qhenkophinby kylerpinkertonA species of flame dragons.157 downloadsupdated 2 y ago
- Star Cutter M655by ip8562Mid-range ship set up for beam weapons and shields. It's earned its name.157 downloadsupdated 3 y ago
- Xi'kar Nanobotsby SmarterThanMeThe Xi'kar are nanobots of unknown providence. Their motives are absolutely inscrutable. Created with AI.157 downloadsupdated 21 mo ago
- CDF. Schlachtschiff M0by akurpiszGroßes mit kinetischen Waffen ausgestattetes Schiff, das jede Menge kinetische Energie auf Feinde schleudern kann.157 downloadsupdated 18 mo ago
- Babylon 5by Omnibus157 downloadsupdated 8 mo ago
- Celestial Ascendancyby TurbulanceCelestial Ascendancy, a faction of ethereal beings, harnesses the power of the cosmos to ascend beyond mortal realms. Their adaptable nature and peaceful approach make them formidable contenders in the galactic race for dominance.156 downloadsupdated 3 y ago
- Explorerby raykirk2020Equipped with a Precursor Survey Module, this ship is designed to explore anomalies.156 downloadsupdated 3 y ago
- Pachby <CDN>Ellirium113Klingon Raptor Class frigate.156 downloadsupdated 2 y ago
- Darlockby ken-lebelDarlock is a race of secretive and malevolent beings. They hail from the Promethion system and are carbon-based life forms. Their ultimate goal is to dominate the galaxy, no matter the cost.156 downloadsupdated 3 y ago
- The Imperium of Manby ReinoldThe Imperium of Man, also called simply the Imperium, is a galaxy-spanning, interstellar Human empire, the ultimate authority for the vast majority of the Human species in the Milky Way galaxy in the 41st Millennium A.D. It is ruled by the living god who is known as the Emperor of Mankind.156 downloadsupdated 22 mo ago
- Mechwarriorsby davidevilMechwarriors are the brave pilots of mighty Battlemechs weighing up to 100 tons.156 downloadsupdated 2 y ago
- Arc Freighterby Omnibus156 downloadsupdated 19 mo ago
- CDF. Warstar Ares IIby akurpiszA long ranged vessel suited for mapping the stars and running away from things.156 downloadsupdated 18 mo ago
- Honorable Blade Dominionby ZeroshadeThe Honorable Blade Dominion, known as The Vizjura, is a feudal society driven by honor, warfare, and a strict code of traditionalism in their quest for domination.156 downloadsupdated 21 mo ago
- The Enslavedby michael.michinobu.adkinsSlaves for sell - prized possessions of molluscoid aliens156 downloadsupdated 13 mo ago
- Hiver Imperiumby Marvel97goThe Hiver Imperium is a unified hive mind with advanced cybernetic enhancements, driven by a relentless pursuit of progress and expansion across the galaxy.155 downloadsupdated 3 y ago
- batcruescby klatufbbattle cruiser with new turrets and escorts155 downloadsupdated 3 y ago
- F-107 Star falcon M306by ip8562Short range space superiority fighter equipped with a beam weapon.155 downloadsupdated 3 y ago
- Trappist_LV5B_Starbaseby warblefly41.45155 downloadsupdated 2 y ago
- Diamondby JamitePROFILE: Octahedron HULL: Medium FUNCTION: Advance Tactical155 downloadsupdated 2 y ago
- United Empireby RidderA ruthless totalitarian Empire led by the Emperor Zelevas seeks to assert its dominance over vast regions of the Galaxy.155 downloadsupdated 21 mo ago
- Arc Tri-Fighterby Omnibus155 downloadsupdated 20 mo ago
- Arc Pariah Dreadnoughtby Omnibus155 downloadsupdated 19 mo ago
- Accensus-class Frigateby Sir Arthur E. LathamWhile working on a custom Terran civilization, I wanted a ship set inspired by (if not exactly the same as) the design of Star Trek's Federation Starfleet, but still maintained the Terran Galactic Civ 4 aesthetic. These ships are the result of hours of kit-bashing Terran design parts. Based on th...155 downloadsupdated 9 mo ago
- Cosmic Unionby ThothCosmic Union: A harmonious alliance of diverse worlds, united in exploration and cooperation. Their starfaring society seeks to uplift all beings.154 downloadsupdated 3 y ago
- Explorer M2by urbenaEquipped with a Precursor Survey Module, this ship is designed to explore anomalies.154 downloadsupdated 3 y ago
- NFH-04 Ayumu Ueharaby warblefly41.45Nijigasaki Huge Mixed - Titanic vessel designed for all forms of warfare. Capable of killing you in many, many ways.154 downloadsupdated 3 y ago
- Colony ship M0by Navaro (cz)Rychlejsi colony ship154 downloadsupdated 3 y ago
- Harbingerby JamitePROFILE: Complex double tetrahedron within double tetrahedron frame HULL: Medium FUNCTION: Command & surveyor. The most complex geometric vessel designed by Borg. While not the largest or most powerful vessel, it is considered by enemies, the most dangerous... Borg experts fought among themselves...154 downloadsupdated 2 y ago
- Venom Fighterby Omnibus154 downloadsupdated 15 mo ago
- Babylon 5-S4by Omnibus154 downloadsupdated 8 mo ago
- Terran Empireby BocaanThe Terran Empire, a formidable force in the galactic race, prides themselves on their carbon-based prowess and unwavering dedication to absolute control. Their militaristic dominance strikes fear into the hearts of all who oppose them. this is my nazi terran empire i do not endorse nazism as i o...153 downloadsupdated 3 y ago
- NFL-01 Fedir Shchusby warblefly41.45Nijigasaki Large Beam - Premiere area dominance starship designed to control parsecs of space with its deadly beam energy weapons.153 downloadsupdated 3 y ago
- Matriarch Battlecarrierby Omnibus153 downloadsupdated 21 mo ago
- Lunanya Prismaticaby Apples4Holo(ホロ)A updated, and hopefully improved, version of my last attempt. AlienGPT description: Charming catgirl idols unite for galactic influence through culture, trade, and heartfelt connections. ***I own all the DLC prior to "Tales of the Terran Alliance" and I don't know if they are needed for this to...153 downloadsupdated 17 mo ago
- Sharlin Warcruiserby OmnibusMinbari Sharlin Class Warcruiser153 downloadsupdated 7 mo ago
- Tzenketi Domainby MuzolfAn absolutist regime emerging from the green hell of Shikara, with the Felinoid empress reaching out for the stars, to sink her claws into anyone standing in their way.152 downloadsupdated 3 y ago
- Thalan Contingencyby CouncilWorkerThe enigmatic Thalan Contingency, driven by a fanatical belief in preventing The Terran Crusade, seeks to harness destructive powers that could unravel the universe. (This update features their fleet from GalCiv3...Yes I need to do the stations and Miner and Caretaker ships.)152 downloadsupdated 3 y ago
- Gladius F-1by WilsonatronShort range space superiority fighter idealy equipped with a kinetic or beam based weapons.152 downloadsupdated 3 y ago
- Donetsk LV3D SBby warblefly41.45Undeclared ship class. Upgrade with specific class in order to build at shipyard.152 downloadsupdated 3 y ago
- Tribble Enclaveby GrathockeAn advanced evolution of beloved Tribbles, the Tribble Enclave, affectionately known as "Furball Collective," are furry beings with an unrivaled talent for rapid reproduction. Their empathic nature fosters a strong sense of unity and cooperation among their vast numbers.151 downloadsupdated 3 y ago
- BSG Pegasus Cby michalkosarTitanické plavidlo určené pro všechny formy boje. Dokáže vás zabít mnoha a mnoha způsoby.151 downloadsupdated 3 y ago
- Mat'Haby <CDN>Ellirium113Klingon Heavy Raptor frigate.151 downloadsupdated 2 y ago
1.7k 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.