Master of Orion
Master of Orion mods
A mod changes the game itself, so it is tied to a game version and to whatever loads it. Filter by both and you get the list that will actually load, not the list that mentions your version somewhere in a description.
- Corrected Growth Tooltip Modby MetneferThe stock game tooltips for Growth Rate are misleading and inaccurate. These tooltips have been changed in this mod to display correct and accurate information.563 downloadsupdated 10 y ago
- ALL AI by Dazgrum (Collector edition)by dazgrumDiscription: This version of AL LAI (edited mod by Raccoon) is separate galaxy generator mod. Mod incrise number of enemy races for base maps to stable maximum. Circle small - 9 Circle medium - 9 Circle large - 11 Circle huge - 11 Spiral medium - 9 Spiral large - 11 Spiral huge - 11 Claster mediu...562 downloadsupdated 10 y ago
- MeVII - Xtra Powerful Capitolsby MeVII******* Xtra Powerful Capitols - MeVII ******* v01.07.04.21.13.50 Summary This mod makes capitols a significant place of great power in an empire. Conquering capitols, along with defending your own, now have a much greater strategic importance. Xtra Powerful Capitols - MeVII Location By default t...562 downloadsupdated 5 y ago
- Supernova Chaosby Spud DastardlyThe galaxy is exploding! With this mod, starting from turn 100, a supernova event will happen every 10-25 turns or so. The events are harder to stop. You only have 10 turns to stop it, and it takes 300 RP to stop it instead of the usual 150. You should be able to turn this mod off mid game if you...550 downloadsupdated 9 y ago
- Skyscrapingby bowen324This mod is a totally unbalanced cheating mod. It adds a race perk to the race perk menu called Cheat: Skyscraping. This perk grants you a the ability to build a building which adds room for 100 billion more people to the planet. As long as you can feed them then you can house them. If you like t...541 downloadsupdated 4 y ago
- SlowTechby MartinThis Mod is designed to greatly slow down the pace of Master of Orion. Technology gains are slowed down signficantly compared to either production or population. The idea is that eventually you will run out of things to build in your colonies, and rather than give up any advantage by starting to...540 downloadsupdated 10 y ago
- cheapomniby borgarSets cost for Omniscient to 1. Shouldnt conflict with any other mods unless they specifically alter Omniscient racial perk.532 downloadsupdated 9 y ago
- DHG v0.05by Davoodinator454 stars - 50 - 70 stars per cluster 90 stars - 10 stars per cluster 45 stars - 5 stars per cluster 27 stars - 3 stars per cluster 18 stars - 2 stars per cluster 9 stars - 1 star per cluster524 downloadsupdated 10 y ago
- Shield names = Damage absorptionby Red EarthChanges shield names to reflect their function. The default shield names are taken directly from MoO2 so the numbers don't actually reflect what they do. This mod changes that so the number of the shield is equal to the amount of damage that the shield absorbs. I dropped the roman numerals becaus...515 downloadsupdated 10 y ago
- More Like MOO2 . Weapons .by thekomasterChange the stats of missiles and augment the range of energy weapons. The missile was too powerful and energy weapons was useless in "pseudo tactics" combat the change re-balance that. the missile still good in early game and are balanced in mid and late games. missile and energy weapons are now...515 downloadsupdated 10 y ago
- Long range missileby Shinogu1This is Old ver. do not use. missile and torpedo and fighter get LONG RANGE as MoO2.512 downloadsupdated 10 y ago
- Diverse Specials Lite v2.5 - 5XUCP Compatibleby 76561198327470169(This is Diverse Specials with NO MASSIVE PLANETS) Compatible with 5X v4.4.1 This mod adds over 100 new specials that can appear on planets in game! Between the Advanced Resource Extraction tech field and a few others, I've added 13 technologies which will allow you to utilize (or help neutralize...508 downloadsupdated 7 y ago
- Very Slow Research Speedby K_RLThis mod changes the research points needed to get a tech. Very slow takes 10 times longer and slow 5 times.507 downloadsupdated 9 y ago
- cheaptelepathyby borgarTelepathy costs one racial point. Should work with any mod that doesnt touch telepathy specifically.501 downloadsupdated 9 y ago
- Better Space Battlesby K_RLRebalanced ships, modules and weapons to make battles last longer, have more projectiles and making positioning more important. ##Changes Ships Ships now have 10x more HP Ships now have 2X more space Movement and rotation speeds halved Modules Modules costs rebalanced to accommodate for the new s...490 downloadsupdated 3 y ago
- Disable Bad Random Eventsby Mituna**Updated to work in 2026 - now with support for UCP events!** This disables all bad random events. It works by setting the minimum turn before any bad event can happen to 999999999. If the game rolls a bad event nothing will happen unless you play over 1 billion turns. This is different from my...488 downloadsupdated 6 mo ago
- ALLAI by Dazgrum (RoA + terrans)by dazgrumDiscription: This version of ALLAI (edited mod by Raccoon) is separate galaxy generator mod. Mod incrise number of enemy races for base maps to stable maximum. Circle small - 9 Circle medium - 9 Circle large - 14 Circle huge - 14 Spiral medium - 9 Spiral large - 14 Spiral huge - 14 Claster medium...484 downloadsupdated 10 y ago
- Colony Bases - 5X,UCP,Split Tech Treeby 76561198366365659Colony Bases v1.6 - 5X/UCP/Split Tech Tree Colony Bases v1.6. 5X, UCP, 5X UCP Comp, and 5X Split Tech Tree compatible (all are required for this mod). Load this mod at the end of your other mods. Requires starting a new game. Do you miss colony bases from MOO2 like I do? This mod creates a new 'S...478 downloadsupdated 21 mo ago
- Damperfieldby EichiAnother Orion and Antaran Tech I missed the Damperfield. I do not know how to get a quarter of damage so I created a shield which block many damage but has less strength. You can get the Damperfield like the Particlebeam by defeating the Guardian. If you want the Particlebeam AND the Damperfield...472 downloadsupdated 10 y ago
- 99_0 Chippoka Images For Modsby ChippokaMaster Of Orion Images (Load 99_0). This mod provides updates some of the images used in default game (such as shields and computers) and well as those used in my Mods. It can can be accessed by other modders by calling the Steam folder number for this mod (298050/3137617814) inside the YAML file...458 downloadsupdated 18 mo ago
- Single Citizen Home Planetby javierotaHome planets of all races will have a single initial citizen.451 downloadsupdated 10 y ago
- Unique Weaponsby Shinogu1This mod can not use v45.6 or after. Low-cost type ships Long range type ships Rapid fire type ships Let's make various types of ships. fusion_beam weaponRange 55>70 ion_pulse_beam size: 20>10 plasma_cannon cost: 22>11 laser_cannon tacticalCooldown: 6.0>3.0 mass_driver weaponRange: 50>65 neutron_...442 downloadsupdated 10 y ago
- Flagship - Simple Modby WarlockThis mod adds a heroic Flagship. It is a modified cruiser, has 50% more space & triple hull strength. Uses 1 command point. This is an unique ship, so you can only build one of them. Requires advance construction technology. This version is not compatible with any mod that has other custom bluepr...427 downloadsupdated 3 y ago
- Shield Variantsby CendBuilding on the mod by Sunshine and Happiness i added different kinds of shields to make for a bit more variety. Currently it only adds all the different shields when you unlock the correlating tech. I may change this to add research fields so the more powerful shields become available only after...426 downloadsupdated 9 y ago
- Rebuild Volcanosby nameistoadThis adds the ability to change Volcanic worlds into Barren, and the ability to turn any world into a Volcanic paradise for the Silicoids. It was designed for the Tech Tree Rebuild mod uploaded by derKoMaN to Steam. Please let me know if you have any issues with it.395 downloadsupdated 8 y ago
- Equal Growth on All Planet Sizesby nameistoadThis mod is copied from one on nexusmods made by SpudDastardly. I only edited it so that it doesn't change anything except the amount of food necessary to grow from one population unit to the next. (original version on nexusmods sets many unrelated things about planets to the defaults) Original d...391 downloadsupdated 7 y ago
- MeVII - Xtra Orbitsby MeVII******* Xpanded Xtra Orbits - MeVII ******* v01.05.10.21.19.04 The game mod display screen cannot parse Steam Workshop text formatting. It will expand parsing commands adding unreadable clutter, and, add extra return lines. Read this information on the mods Steam Workshop page to avoid those issu...388 downloadsupdated 5 y ago
- Single Warpgate Systems (5X)by Spud DastardlyThis mod forces every star system to have one warpgate. The exception is if the galaxy has unstable star lanes, which have a separate gate to each system they connect. This significantly reduces the travel time of fleets traveling through multiple systems and makes systems much more defensible. I...387 downloadsupdated 21 mo ago
- It's Rocket Time!by George ZavatskyAdd-on to mini-mod S-400. Increase by a little missile moifications cost, but gives additional improvements: MIRV inflicts extra damage to shields due to synchronized impacts from several sides; Speed also increases max flight range; Heavy Armor increases warhead's enemy armor penetration. Altern...382 downloadsupdated 8 y ago
- Terraform unique biomesby optwoodThis allows Tropical and Grassland biomes to be terraformed into the Terran biome. It also allows the Cavernous biome to be terraformed into the Arid biome.377 downloadsupdated 4 y ago
- Enhanced ECMby Red EarthAdds 25 to the missile avoidance of the three ECM jammers. Changes to missile avoidence: ECM jammer: 25 - 50 Multi-Wave ECM jammer: 50 - 75 Wide Area jammer: 75 -100 Now make like Bob Marley and get jammin.375 downloadsupdated 10 y ago
- 03 Jump Gate Tweaks (Load 3)by ChippokaMaster Of Orion. LOAD 3 (load order with my other mods). Summary: This mod increases the speed through Jump Gates. It increases the Marine training output. See Read Me file and below. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....374 downloadsupdated 6 y ago
- Biological Warfareby Spud DastardlyThis mod removes the diplomatic penalty for biological bombs and stellar converters and sets the AI to use bio bombs on all cruiser and titan blueprints (some races may use them on additional ones). Default player blueprints have them as well, as do pirates. All races will equip doomstars with a...368 downloadsupdated 8 y ago
- Laser And Nuclear(v55.1 Ready)by Shinogu1Laser and Nuclear get 100 damage The damage status of this MOD does not change. There is a change only in the battle result.368 downloadsupdated 10 y ago
- Uber Converterby George ZavatskyBuffes stellar converter, allow to shoot from it more often, with more accuracy, inflicts more damage and practically at any distance. It's really possible to crash a planet with toy like this. Alternative links for direct download Google Drive Nexus Mods References Mod have been tested on a Stea...353 downloadsupdated 8 y ago
- [OBSOLETE] Death To Spiesby raccoonRemoves spies from the game. Quick and dirty. Sets maximum number of spies to 0. I need sleep and this mod needs testing (it could totally break something). Game version 51.2. Globals.yaml modified.351 downloadsupdated 10 y ago
- Monster Plagueby hans-peter.engelhardtTry to be the last surviving sentient race. (Hint: The enhanced military outpost!)340 downloadsupdated 8 y ago
- [OBSOLETE] Custom Race Cheat To The Stars v 1.01by raccoonv 1.02 available v 1.01 Added creative to the second warlord. Does anybody know how to update MoO mods? :D Benefitial perks from two categories cost -100 points. Meaning they give you 100 points. Added a level to some perks, added a second warlord perk (you can take it with the first one). It inc...337 downloadsupdated 10 y ago
- Colony Bases - Vanilla,UCPby 76561198366365659Colony Bases v1.4 - Vanilla/UCP Colony Bases v1.4. UCP compatible (UCP is not required). This mod is compatiable with the vanilla version of MOO. Load this mod at the end of your other mods. Requires starting a new game. Do you miss colony bases from MOO2 like I do? This mod creates a new 'Sublig...337 downloadsupdated 5 y ago
- Silicoid Madnessby WhatIsSolThis is just a for fun mod. Allows the Silicoid to convert all planets to Inferno. A lot of planets this is a disadvantage as max population will go down.332 downloadsupdated 9 y ago
- 10_2C New Ship Engines 5X-UCPby ChippokaMaster Of Orion (Load 10_2C), original game with UCP. This creates new engines for the colony and scout ships. The Colony Engine is 25 percent slower than normal. The Scouts Engine Booster increases speed by 50 percent. This also adds an Augmented Engine Booster and Engine Core Upgrade. In some c...329 downloadsupdated 3 y ago
- cheapsubterrby borgarSets Subterranean racial perk cost to 1. Shouldnt conflict with any other mods unless they specifically alter the Subterranean racial perk.299 downloadsupdated 9 y ago
- Flagship - 5X Versionby WarlockThis mod adds a heroic Flagship. It is a modified cruiser, has 50% more space & triple hull strength. Uses 1 command point. This is an unique ship, so you can only build one of them. Requires advance construction technology. This version works with the 5X- Ultimate Balance Mod and will freeze whe...293 downloadsupdated 3 y ago
- SmallFleetsby MartinThis Mod is designed to make fleets roughly half the size, by doubling command point costs. Base ship production costs are also doubled - but only the base cost, which results in maybe 5-10% more cost. Ships are meant to be come a valuable commodity that are painful to lose. Make use of your smal...288 downloadsupdated 10 y ago
- ALL AI by Dazgrum (ROA - no terrans)by dazgrumDiscription: This version of ALLAI (edited mod by Raccoon) is separate galaxy generator mod. Mod incrise number of enemy races for base maps to stable maximum. Circle small - 9 Circle medium - 9 Circle large - 13 Circle huge - 13 Spiral medium - 9 Spiral large - 13 Spiral huge - 13 Claster medium...282 downloadsupdated 10 y ago
- Harder Difficultiesby Spud DastardlyIs Extreme too easy for you? Maybe you tried the 5X mod and still Impossible difficulty offers no challenge? Then this mod is for you! I can't fix the lackluster AI in this game, but I can always give it more unfair bonuses! This mod adds 4 difficulties beyond Extreme. Here's the bonuses the AI g...273 downloadsupdated 9 y ago
- Cheat Bilding´sby +Troll+wie der Name schon sagt ... gibt Credits. Food. Produktion. und noch ein paar Sachen mehr. 50 Perk Punkte. Biosphäre hat +50% Bevölkerungswachstum. Die Bauzeit für Outpost und Jump Gate ist halbiert und können überall gebaut werden. Dieser Mod soll das Spiel ein wenig einfacher machen... es ist n...262 downloadsupdated 4 y ago
- 18 Diplomacy Tweaksby ChippokaMaster Of Orion (load 18). This mod tweaks the diplomacy settings. It was lifted from my mod: "Angry Galaxy Lite." . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Location: This mod s...261 downloadsupdated 2 y ago

