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
- Klingonby davidevilTheir society is based on war and combat; ritual suicide is often preferred over living life as a crippled warrior, and may allow a warrior to die with honor. To be captured rather than killed in battle brings dishonor to not only the captive but his descendants. Death is depicted as a time for c...280 downloadsupdated 2 y ago
- Viper VIIby Omnibus279 downloadsupdated 16 mo ago
- Turian Hierarchy Styleby ArdoniaThanks to those ship designers who shared their designs in gal civ 3 work shop and I was able to export to gal civ 4 and have uploaded them so it's easier to obtain them on the gal civ 4 workshop. Namely; Omnibus seven2221 artur0d Dan ScarlettDarling Goblin BigVeg TakarisDrow FLSoz topper22_1984...278 downloadsupdated 2 y ago
- Turian Hierarchyby luekMy attempt at creating the Turians from Mass Effect. I'm planning on making more/all of the races from the game. Known for their discipline and militaristic societal model, the Turians are largely respected throughout the galaxy if not admired. Often appearing emotionally cold, and intellectually...278 downloadsupdated 2 y ago
- The Sith Empireby PrometeoThe Sith Order is depicted as an ancient cult of warriors who draw strength from the dark side of the Force and use it to seize power by any means necessary, including terrorism and mass murder; their ultimate goals are to destroy the Jedi and rule the galaxy.278 downloadsupdated 2 y ago
- Imperial Creed Battleshipby Omnibus278 downloadsupdated 10 mo ago
- The Prothean Resurgenceby ArdoniaHaving survied the Reaper War Javik sought out any other Protheans in hybernation.Javik located a few thousand Protheans in serveral hybernation bunkers scatered across several former Prothean colonies. The Prothean survivors are determined to rebuild their fallen civilization.277 downloadsupdated 2 y ago
- EAS Heavy Frigateby OmnibusEarth Alliance Artemis class Heavy Frigate277 downloadsupdated 8 mo ago
- Eoniden Imperiumby Sterbehilfe4uDas Eoniden Imperium, eine uralte und mächtige Zivilisation, beherrscht seit Jahrtausenden weite Teile der Galaxie mit ihrer überlegenen Intelligenz und Technologie. Dennoch sind sie ihrem Wesen nach gutmütig und friedliebend.276 downloadsupdated 3 y ago
- Valcore Corvetteby Omnibus276 downloadsupdated 22 mo ago
- The Ashen Pactby mastarfin---------- NOW WITH 52 CITIZEN PORTRAITS ---------- In the ashes of the Old Republic, the Ashen Pact unites. Fleeing warlords and distrusting authority, these diverse outcasts fight for survival. Bound by paranoia and a fierce love of freedom, they navigate the galaxy's shadows, a thorn in the si...275 downloadsupdated 3 y ago
- EFF-BB-100Aby RED-0712사망의 빔 에너지 무기로 공간의 파섹을 통제하기 위해 설계된 프리미어 지역 지배 우주선.275 downloadsupdated 2 y ago
- Borgby 76561199069544226Humanoids with cybernetic enhancements. They do not reproduce naturally, but assimilate others and sometimes clone their drones.275 downloadsupdated 2 y ago
- Imperial Vanguard-Primeby Omnibus275 downloadsupdated 19 mo ago
- battlestar galacticaby ip8562Carries fast and deadly assault fighters that seek to destroy high value enemy targets.274 downloadsupdated 3 y ago
- Idris FF-1by WilsonatronMedium-size General purpose-warfare ship. Can put a lot of ordinances into space very quickly.274 downloadsupdated 3 y ago
- Arc Deceptorby OmnibusArc Deceptor class Flagship274 downloadsupdated 20 mo ago
- The Andorian Empireby ArdoniaThe Andorian Empire, a blue-skinned race of fierce warriors and cunning negotiators, seeks to expand their influence through trade and strategic prowess.273 downloadsupdated 3 y ago
- ISA White Starby OmnibusExperimental White Star Attack Cruiser273 downloadsupdated 7 mo ago
- Snathi Revengeby CouncilWorkerThe most Evil sect of an already Evil race, the Snathi Revenge, has spent the last millennia imprisoned by the Precursors on a distant world. Free at last, they will show the galaxy the true face of Evil. (Now once again united with their fleet designs from GalCiv 3). Let the Revenge begin!271 downloadsupdated 3 y ago
- Rapier Fighter Shuttleby OmnibusTerran Combat Shuttle271 downloadsupdated 3 y ago
- Eradion Swarm Styleby 76561198816571131Eradion Swarm Style271 downloadsupdated 3 y ago
- Entomo Sectoid Unity Hiveby Thomas the TeabaggerLarval Unity Hive: Insectoid collective, driven by unity and expansion. Mysterious, manipulative, and fiercely protective of their hive. Unnerving foes and allies alike.270 downloadsupdated 3 y ago
- EAS Assault Carrierby OmnibusEarth Alliance Averger Assault and Support Carrier270 downloadsupdated 7 mo ago
- Eternal Synthesisby TurbulanceEternal Synthesis, known as Necrons, are a formidable faction driven by synthetic evolution. Inspired by ancient wisdom, their unyielding loyalty and belief in the insignificance of existence fuels their relentless pursuit of dominance.269 downloadsupdated 3 y ago
- Cosmic Cartelsby GrathockeThe Cosmic Cartels, the audacious masters of the interstellar black market. These crafty space pirates thrive on cunning deals and brazen thefts, amassing wealth by any means necessary.269 downloadsupdated 3 y ago
- Rebel Allianceby shadowdmThe Rebellion, or Rebel Alliance, is a brave coalition of freedom fighters, former senators, smugglers, and defectors united against the tyranny of the Galactic Empire. Rooted in ideals of liberty, justice, and democratic governance, the Rebellion operates from hidden bases across the galaxy, usi...268 downloadsupdated 15 mo ago
- Quarian Admiraltyby luekMy attempt at creating the Quarians from Mass Effect. Lore wise, this is how I imagine their civilisation might act after/if they reclaim their homworld. Tali is their leader, which probably doesn't make lore sense, but it makes it more fun. Aiming to create more/all of the big mass effect races.266 downloadsupdated 2 y ago
- Subjugator Dreadnoughtby Omnibus265 downloadsupdated 18 mo ago
- The Progress Engineby 76561198816571131After its near destruction by the surviviors of the civilization it extingushed, Phyrexia was left in a weaken state. Pooling most of its resources, it launched thousands of probes to new worlds in an attempt to survive. One probe would make to Ailerion. When it touched down on the ocean world th...264 downloadsupdated 3 y ago
- Scyla Battleshipby Omnibus264 downloadsupdated 22 mo ago
- EAS Missile Cruiserby OmnibusEarth Alliance Sagittarius class Missile Cruiser262 downloadsupdated 8 mo ago
- Titanby smiles19Titanic vessel designed for all forms of warfare. Capable of killing you in many, many ways.261 downloadsupdated 3 y ago
- Astro-Syndicateby VARCODE*This Custom Civ have custom portraits generated by AI - Lore (generated by In-game AI) : Astro-Syndicate: A formidable faction born from the union of humans and navigators, wielding advanced technology and a collective mindset. Masters of engineering, they pursue galactic domination with ancient...261 downloadsupdated 2 y ago
- Myrkalfarby 1WildCatThe Mykalfar a group of former Elvish warriors. The Mykalfar were elite soldiers, differentiating themselves from their brethren with their sheer ferocity. Their desire and ability to wipe out other races is extreme.261 downloadsupdated 2 y ago
- Rachni Hivesby ArdoniaThe Racchni are a Insectoid race led by powerful brood mother queens, excelling in engineering and construction, united by a collective mind. Having thrown off the yoke of Reaper control after the Reaper War the rachni want to rebuild all what they have lost and have recolonised their homeworld S...260 downloadsupdated 20 mo ago
- Millennium Falconby Omnibus260 downloadsupdated 4 mo ago
- Cosmic Ascendancyby RemiwinksThe Cosmic Ascendancy, known as "Eat My Shorts," is a enigmatic faction driven by an insatiable hunger for power, their ruthless pursuit of dominance fueled by their unique perspective on existence.259 downloadsupdated 3 y ago
- Hanar Confederationby ArdoniaThe Hanar Enlightenment, a society of aquatic pink jellyfish, revere their ancient uplifters and uphold traditional values in their quest for galactic dominance.259 downloadsupdated 20 mo ago
- I.S.S. Sableby OmnibusTerran Frigate259 downloadsupdated 11 mo ago
- UEF Gremlin Fighterby Omnibus258 downloadsupdated 15 mo ago
- Thunderstone Hive Mindby VARCODE*This Custom Civ have custom portraits generated by AI - Lore (generated by In-game AI) : The Thunderstone Hive Mind, born from a stone girl statue animated by a mysterious thunderbolt, unite as a hive mind. Together, they seek dominance through their enigmatic origins and unwavering unity.257 downloadsupdated 3 y ago
- The Courts of Dekuunaby ArdoniaThe Elcor are a tranquil and stoic race, resembling elephantine beings with a penchant for archaeology and a deep sense of empathy. Having survived the Reaper War and the desruction of the mass relay network the elcor seek to reconnect with the rest of the galaxy and rebuild what was lost.257 downloadsupdated 2 y ago
- gorthugalby klatufbTitanic vessel designed for all forms of warfare. Capable of killing you in many, many ways.256 downloadsupdated 3 y ago
- Aethius Security Shuttleby Omnibus256 downloadsupdated 2 y ago
- DRG Mining Syndicateby RiscoUKThe DRG Mining Syndicate, known as "space dwarves," are a resilient, industrious faction with deep expertise in resource extraction and a strict hierarchical structure.255 downloadsupdated 3 y ago
- Assemblyby RidderForged in the long wars on RD-13, assembly leaders believe in the necessity of war and conflict and the subsequent reassembling of warring sides into a new, perfect form.254 downloadsupdated 2 y ago
- Borg Collectiveby BlazeingCrowBorg Collective is a powerful and relentless force, always seeking to assimilate new technology and life forms into their collective consciousness. Their unyielding pursuit of perfection makes them a formidable foe in the galaxy.253 downloadsupdated 3 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.