🎮 Galacticcivilizations3 Mods
Galactic Civilizations III mods — browse the best free Galactic Civilizations III mods, ranked by downloads.
130+ mods · Free downloads · Install guides included
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Ship Component - world flipper
This is a wingame-command level cheat. Worth playing, once, when you are in the mood to rampage thro

Ender's modpack revised
Planned translation of Ender's Mod Overhaul Pack. But during playthrough I decide to change few game

Federation Ship Pack
A pack of over 60 ship templates from Star Trek for your custom United Federation of Planets faction

Bigger Nebulae
The vanilla game has these tiny nebulae which don't really present much of an obstacle, especially w

Thulium Blue
Changes thulium deposit color on main map from dull blue green to bright blue.

Ender's Mod Overhaul Pack
Overall, I overhauled the game to accomplish the following:Remove restrictions on technology that we

Battle Viewer Mod
Removes damage values, "Deflected", and "Missed" text popups from the battle viewer.

Custom Home System
Update 07/04/2022: Added a 2nd custom Home System; A 26 tile Home World and some asteroids. Called T

Carrier Fighter Tweaks
My attempt to "fix" carriers. Fighters will load weapons appropriate to what weapons you've research

Ship Animation Speed
Accelerates the movement speed of ships by 2 times.

Fast Commanders
Increased speed and range of commanders.

Race Trait Improved
Changing racial traits. Racial bonuses now have a tangible impact and are useful.

Normal Trade
Removes the increase in the cost of trading with AI on high difficulties.

Removable Buildings
Allows you to remove most buildings.

Ideology Cost
Updated Simple Ideology mod for the current version of DLS Retribution.

Enhanced Terraforming
Adds 5 repeatable terraformers, allowing you to terraform the planet eventually completely.

Reasonably More Exp Reward
Updating the mod for the current version (these files infrequently required updating). Requires DLS

Overpowered Racial Ability and Extremely Powerful Starting System Mod
This mod adds "Overpowered" racial ability that gives you a plethora of bonuses in pretty much every

Red Earth Mod
Note: haven't updated but if anyone wants to use this tell me and I will.Tweeks I've made including:

Events Improvements and Fixes for Full Game
Attempt to balance, fix, make worth wile in game events of all kind (colonization, early events, meg

Planets Traits-Features-Icons Improvements for Retribution
Extra Extreme planets, more icons and some traits/features balancing

Full 8-planet SOL system
Full 8-planet SOL system

Alert System Improvement for Retribution
Alert system upgrade

DD's Civs
Adds two new human civilizations to the game: Star Federation and War Clan. These are added via the

Prepared Ability
Adds "Prepared" civ ability:"Starts with Militarization, Weapons Systems, Defense Systems, and Orbit

Fun Again
Simple but significant changes to make the game fun again. Removes adjacency system, changes one-per

Farming Freedom
Removes the prerequisite for Arable Land from Farms.

Wonderful Galaxy
Changes one-per-galaxy buildings to one-per-player.

Artifacts tweaks for Retribution
Artifacts tweaks

Shipyard Missions upgrade for Retribution
Shipyard Missions upgrade

Traditional Farming for Retribution
Traditional farming/arable land construction for Retribution

Government rework (with delayed WAR version) for Retribution
Government rework, with delayed WAR version

Expanded Human Citizen Names
Expands the possible combinations of human names for Citizens (Crusades Expansion) and "Word on the

Simple Ideology
This mod makes ideology cost cheaper. (from 10/20/30... to 10/15/20...)

Colonize Dead Planets
This mod allow you to colonize Dead Planets.

Star Gate modules for military starbases
Makes Star Gate military starbase modules available for instant one-way travel to other owned planet

GalCiv 3 Ship Design Expansion Pack
Provides around 400 new ship designs to play with as alternatives for the regular ships, as standard

Colony Capital Relocation
Allows to destroy colony capitals and rebuild them elsewhere on the planet. Still does not allow to

Guardian of Orion - MoO mini-mod
Adds a non-playable race long time gone called the Orionites. Their abandoned homeworld of Orion has

Mossman's Galactic Civilization 3 Overhaul
An extensive overhaul of Galactic Civilization 3 for the purpose of balance and internal consistency

United federation of planets
This mod adds United federation of planet faction crossovered with mass effect races. Featuring: Ass

Bluestar Tech and Stuff
Requires Crusades.Not greatly balanced but its something that I made for myself and decided to let o

No Mercenaries
This removes mercenaries while still allowing the Mercenaries DLC.

Population Rebalance
Rebalance the game around the new lowered population count

MercRoleMod
Fixes many of the combat roles mercenary ships have to make them more useful.

Population to Raw Production at -.75 exponent
Crusade removes the need for this, as the modifier is now 1.0. Increase Raw production effect from p

General Pants' Return of the Immense Map
This mode brings back the old 'immense' map, without doing away with the 'ludicrous' map. Basically,

Breen_vs_Xindi_300.zip
A GC3 save game, around 300 turns in.

General Pants' Scientific Accuracy Mod I Stars
Substitutes true RGB colors, proportional sizes and intensities for stars. Also enables multiple new

Expanded Cities for GC3 Crusade
Provides new city types that give you more granular control over a planet's population.

Reasonably More Exp Gain from Combat
Speed up you (and your opponent)'s Exp gain from combat by giving exp bonus from beating "Experience

Sexy Leader Citizen Portraits - EXP2 Crusade 🔞
Citizen Portraits for use in the Sexy Leader Universe of GalCiv III Crusade expansion
Resource Mission Mod
This mod adds Shipyard Missions that award resources. The total of 12 new missions are available upo

Sid Meier's Galactic Civilization III
What happened following the colonization of the Alpha Centauri system...

Commander Mod for Gal Civ 3 Crusades
A mod that changes how the basic command ship works as we'll as completely changing the Martyr upgra
Crusade Anomalies Mod
This mod is a collection of three mods that add anomalies for greater variety. The Resource Anomali

Administrator Training Institute for GC3 Crusade
Adds a colony unique improvement that trains one administrator for a colony.

SyrkresCivAdminPortraits.zip
Collection of Citizen Portraits which allows you to customize Human civs. Portraits created from EVE

Sexy Leader Anomalies
This mod adds a ton of extra Anomalies to GalCiv III

syrkresFactionImages02.zip
A collection of Faction Images for developing factions.

MinorFactionImages.zip
A collection of images for Minor Factions (Foregrounds and Logos - 99 images of each). Random Minor

Cybran Race Animation

Sexy Leader Minor Races 🔞
Created to round out the Sexy Leader Universe of currently 59 races, with 39 Sexy Leader Minor races

Dominion of the Korx
Adds the Korx race of previous Galactic Civilizations games as a playable faction with their Korx sh

StarWars and StarTrek Race Content
Some logos, portraits, and backgrounds from Star Wars and Star Trek. All rights reserved by their re

Simple Custom Race Animation - 2
Noss Directive Leader

Simple Custom Race Animation
Monolore Synthesis

SyrkreIcons04.zip
Multiple sets of logos #101 - 161, #162 - 215, minorFactions (50 icons)

SyrkresIcons03PirateNation
Collection of Pirate Nation Icons for Galactic Civ II (or other games).

SyrkresIcons02.zip
50 new logos - more evil in nature

SyrkresIcons01.zip
A bunch of icons I use, many are custom.
YorSchism
The Yor have experienced a with a schism and gone in different directions that disagree on how they

Tech Tree Viewer - Editor
Latest Version 0.1.8.4Small fix for missing Text, TraitsCreate custom Tech trees, modify existing on

Official Sounding Star Names
Provides "realistic" sounding star names for the entire 3,790 possible names that shipped with Galac

Named Bayer Stars Only
Provides actual "real" names for 2,170 stars in Galactic Civilizations III

My Milky Way
Basically... our Milky Way for Galactic Civilizations III!

TechCostModifier
Adjust tech costs for a longer (or shorter) research game. No modding experience needed. No need to

SaladinTheKind's 100 (plus 12) custom races pack (adult content included) 🔞
This archive contains 100 custom races. I tried to give original thought and design to each and ever

MyMilkyWayGalaxyMod
This mod is designed to create an immersive experience for the player, it adds some graphic assets,

Better Construction Modules
This mods adds five tiers of construction modules that are unlocked through the mining tech tree. Th
Tactical Combat Re-balance
Re-balances ship weapon and defense modules based physics concepts and starbases based on large asse
Better Galaxy Mod
A mod to change star and planet diversity and density, plus racial traits changed

DH13 Logos for GC3
New custom race logos created with the amariah graphic design software

Dead Planet Colonization Module
A tier 3 mercenary ability allows for the colonization of dead planets on the map. Added module and

More Hull Types
The original game has 6 different hull types, tiny, small, medium, large, huge and cargo. This Mod i

GalCiv3 TechFix - Vanilla
Vanilla game files

Stellar Coherence
Adds Venus, Uranus and Neptune to Solar system. Also adds a lot more star variations for gameplay an

Hereward's Planet Features
Additional planet features and a bug fix.

Hereward's Stratus Urbanites Faction
The Stratus Urbanites are a peaceful race relying on tourism and trade. They have fully utilized sci

Hereward's Rwaddi Shrewdness Faction
The Rwaddi Shrewdness are a race of arboreal primates more at home on their jungle world of Juelow t

Hereward's Pharaonic Malignity Faction
Having heavily polluted their homeworld with the consumption of hydrocarbon fuels the Pharaonic Mali

Hereward's Naeb Aggregation Faction
The Naeb Aggregation are a peaceful aquatic race driven by the necessity to adapt and colonise other

Hereward's Faction Mods
A collection of faction mods that uses my Planet Traits mod for their homeworlds and for one faction

Hereward's Planet Traits
Additional planet traits and slight modifications of stock planet traits. Version 2 introduces Almos

Hereward's Star Types
Star definition types have been modified to reflect real star ratios regarding size and abundance. T

Hereward's Spiral Galaxies
Adds three additional spiral galaxy masks to the game. When Spiral Galaxy is selected for a new game

Hereward's Star Map Reduced Nebula
Star Map Reduced Nebula Mod reduces the nebula in the star map background.

Hereward's Star Map No Nebula
Star Map No Nebula Mod removes the nebula from the star map background.

Hereward's Galactic Modifications
A collection of mods that alter the galaxy environment.

GC3 Logos
A small collection of logos for GC3.
Focus Mod
A small mod that makes 4 changes: All focuses set to 100% Colony hubs give social manufacturing inst
Jump Gates 1.0
this mod adds JumpGate Starbases to the game.

Ginufe's Racial Diversity
Adds 17 new unique foregrounds and leader avatars to them for you to choose from!

Peregrine's Battle Behavior Mod
Battle behavior is changed for all ship roles in order to add tactical depth.

New GalCiv3 Logos
While making races for GC3, I usually look for a new logo. As I search, I find, crop, and size many
Star Names Text
Star names for GC3.
OneDot3NearlyUsable - Less Suck Governors
a fast pass through GovernorBonusDefs.xml to grant them earlier & make them actually useful for huma
ILO Insane - loose clusters - occasional
overhaul of the tech tree and some starbase/shipyard stuff to accommodate insane, loose clusters, wi
Marigoldran AI mod
A small mod that makes the expansionist AI play as Marigoldran for the opening 50 turns. It just chu

Stellar Diversity
A small mod to add diversity during map creation.

More Anomalies
The More Anomalies mod does just that, adding multiple new anomalies of all types.

Mobile Asteroid Processor Module
This mod adds a new module and number of custom ships to the game. The new module provides unlimite

Budroi's Map Pack
A small collection of custom maps.

Gauntlet's Race Mod
Additional content for custom races including portraits, logos, backgrounds, and, most importantly,

Steam Logos
Steam Emoticons for use as Civilization Logos in packs of 100.

Planetary Diversity
Expands upon the variety of planetary types available in game with an append style mod

Steam Backgrounds
100 Steam Backgrounds for use as Leader Backgrounds.

Propaganda Center Improvement
This mod eliminates the LEP by way of a simple planetary improvement
Insane-abundant balance Mod
the Insane-Abundant Balance mod created to balance the game for larger maps.

Glamour Model Factions 🔞
GC3 factions of glamour models to play as, or against.

Galactic Diversity Custom Traits
The goal of Galactic Diversity is to expand upon the original custom race traits and provide some in

New Republic
Formerly an industrialist movement founded on Wisp, the New Republic seceded from the Altarian Repub

New GalCiv3 BG's
Assortment of new backgrounds

Macs Larger Planets and Genesis Project
MOD: Macs Larger Planets Mod v2 MOD TYPE: Planetary Improvement - Larger Planets Genesis Project All

Starfleet Academy
Starfleet Academy planet improvement

New Sexy Leaders 🔞
More Sexy Leaders.

Sexy Leaders Races 🔞
Races for GalCiv III made using the "Sexy Leaders", "New Sexy Leaders", and "New GalCiv3 BG's" files

Palette - A Ship Appearance Overhaul
Changes the GradientMap files in GFX to a standardized graphic for use in the original game, and in

GalCiv 2 Mod Items
Usable logos, portraits, ect., from Galactic Civilizations 2

Asterit Crystals
Asterit crystals have learned to master hypnotic powers to force any species passing through their s
How to Install Galactic Civilizations III Mods
How do I get started with Galactic Civilizations III mods?
Install via a mod manager (Vortex or Mod Organizer 2). Most mods drop into the game folder.
Are Galactic Civilizations III mods free?
Yes. All mods listed here are free downloads. We link to the official pages.
What are the best Galactic Civilizations III mods for beginners?
Use the sort dropdown above to find the most-endorsed or highest-rated mods — these are community-tested and ready to go.