Mods

• IImmersive Shrinesby ahmedabouleneinAdds new shrines to all pre-EOTI nations, each featuring thematically appropriate deities. Some existing shrine deities have been changed for better thematic cohesion. It also reduces the number of shrines you can build in a city to one per culture level, which gives you a maximum of four just li...235 downloadsupdated 7 mo ago
• イイベント部分だけ日本語化MODby OkohaYugure_OWイベント部分だけ日本語化するMOD231 downloadsupdated 4 y ago
• SSupply Linesby neattackCities need to be connected for accessing the repair project. Riders always have access to the repair project as a consequence of always being connected. Normal repair (1 HP/turn) is not affected.231 downloadsupdated 3 y ago
• GGay Marriage Fixby IchangedmynamelolThis mod allows female couples to have children, which is Gay Marriage mod unable to do. Warning: currently this mod is kinda broke for working too well, aka female couples have too many children. Edit: add dependency for Gay Marriage. This mod requires Gay Marriage to work.230 downloadsupdated 14 mo ago
• FFaster Vegetation Regrowth - updated 1.0.76679by eddieballgameShrubs and Trees regrowth is now, potentially, faster. Original Shrubs (20) and Trees (40) modifiers have been adjusted to Shrubs (10) and Trees (20).227 downloadsupdated 20 mo ago
• DDoubled Tech Costsby Dale KentAll techs (except tier 1 techs) have doubled science cost. All tech bonuses (except tier 1 bonuses) have doubled science cost.226 downloadsupdated 16 mo ago
• CCascadia Mapby ЧАДЫРБЕКUp to 8-player map based around Puget Sound and the Georgia Strait. Developed based on GIS data for as close to a realistic depiction as possible.226 downloadsupdated 4 y ago
• Ccourt tutorby kanadexu新增加一个宫廷教师岗位，可以指导学生，同时移除了指导的所有花费。 该mod致力于培养你的王室成员，加强他们的三围能力，加强游戏的RPG性。 请注意：因为旧世界王室成员属性对科技影响极大，推荐在AI高优势难度及以上开启。 A new position of Court Tutor is added. The Court Tutor can provide guidance to students, and all the costs for this guidance have been r...225 downloadsupdated 18 mo ago
• TToneUpColorsby modymodyTweak the colors of selection, tile highlight, and health max224 downloadsupdated 4 y ago
• MMore Starting Unitsby peequiAdds 2 Settlers once you found a city. This effects AI player as well. You can edit this number by going to the file. I included the lines for scout, worker and slinger (these numbers are not changed, I just added the lines so that they can be changed.) This mod is included in the larger "Balance...224 downloadsupdated 17 mo ago
• NNo Bonus Techsby Fimbulvetr_Removes all* trashable Bonus Tech cards from the game. Allows you to focus on teching up without any distractions. *3 Bonus Techs from Events are still in the game (only BtT) So there should be no more Biremes stranded in lakes (unless from even...222 downloadsupdated 4 mo ago
• LLechia - Slavic Nationby HemarAdds Lechia — the ancient realm of the Slavic Wends — as a new playable nation to Old World. Dodaje Lechie — pradawne krolestwo slowianskich Wenedow — jako nowa grywalna nacje do Old World. The Lechians dwell in the primeval lands between the Odr...220 downloadsupdated 5 mo ago
• SStronger citiesby WashiCity base Strength from 80 to 100 City strength per level from 5 to 7 City base hp from 20 to 25219 downloadsupdated 4 y ago
• MMap Searchby 76561199101298499Adds a map search panel to Old World. Search for cities, units, improvements, resources, and terrain by name, then click a result to jump the camera straight there. Features Search across five categories: Cities, Units, Improvements, Resources, and Terrain Click any result to instantly pan the ca...219 downloadsupdated 3 mo ago
• FFaster Tech +2 Citizens - updated 1.0.76679by eddieballgameResearch is 2x faster and 1 extra tech to choose from. Cities start with 2 citizens.219 downloadsupdated 20 mo ago
• AAncient Greece (10p)by InconmonA large map of mainland Ancient Greece with the Cyclades Islands. Starting locations are random for all nations and in Corcyra, Pella, Larissa, Delphi, Athens, Sparta, Olympia, Corinth, Delos, and Ambracia. This map contains 13.5 cities per player. If you find any inaccuracies, please let me know...219 downloadsupdated 18 mo ago
• AAGs Tweaks Modby amateurgamer88AGs Tweaks Mod is meant to be an experimental mod that tries various things to see their impact on the game. This doesn't necessary suggests that the mod lacks focus. The mod hopes to achieve the following goals: -Nerf the importance of war. Currently, war has too much emphasis and, for me person...217 downloadsupdated 4 y ago
• LLower Base Damageby Willys776Now the attacker deals damage to the defender according to the formula 5 * (Attacker Strength) / (Defender Strength) Previusly was 6216 downloadsupdated 4 y ago
• DDisable Fortsby Fimbulvetr_Just disables Forts.212 downloadsupdated 4 y ago
• WWonder Info (German)by IRevanIFügt Beschreibung des Wunders bei Fertigstellung hinzu.209 downloadsupdated 4 y ago
• FFatigue -1by WashiReduce by 1 the fatigue for all the vanilla units. Compatible with other mods209 downloadsupdated 4 y ago
• SSimple Shrine Namesby Outis73Changes national shrine's deity name to generic shrine class name - i.e. Shrine of Fire instead of Shrine of Nuska/Atar/Sol. Complements 'Simple Family Names' mod by fluffybunny.204 downloadsupdated 7 mo ago
• AAncient Greece (10p)by InconmonA large map of mainland Ancient Greece with the Cyclades Islands. Starting locations are random for all nations and in Corcyra, Pella, Larissa, Delphi, Athens, Sparta, Olympia, Corinth, Delos, and Ambracia. This map contains 13.5 cities per ...204 downloadsupdated 16 mo ago
• DDisable city open audioby FluffsterDisables the sound effect that plays on opening a city203 downloadsupdated 23 mo ago
• FFar away harvestby WashiFull harvest and remove vegetation distance changed from 8 to 12 Harvest Max distance changed from 24 to 32202 downloadsupdated 4 y ago
• SSimple Family Namesby FluffsterChanges family name to family class name - i.e. Artisans instead of Magonids. If you don't want to have to remember whether the Achaemenids are Riders or Statsemen, this is for you.196 downloadsupdated 7 mo ago
• OOne Turn Undoby Dale KentThis mod's only change is to store a single turn of Undo data in save files (vanilla is 5 turns). This will reduce save file size.195 downloadsupdated 2 y ago
• DDeutsch-Fix Dynamic Units und Dynamic Worldby Groo the oneACHTUNG! Szenarios sind seit einem bestimmten Update nicht mehr mit meinen Mods kompatibel! Zur Zeit muss der Host bei Verwendung der Mod "Königreich der Mitte" (Middle Kingdom) in einer Mehrspielerpartie ganz unten im Menü der Spielerstellung die verwendeten Mod(s) separat unter "Mods auswählen"...193 downloadsupdated 15 d ago
• SSame-Sex Marriageby 76561199101298499This is a beta release with limited testing so far. Please report any issues you run into. Let gay and bisexual characters marry same-sex partners and have children. A character's orientation determines which suitors they are offered and whom they can marry. Straight characters are unchanged from...192 downloadsupdated 3 mo ago
• 日日本語修正Modby 76561199032677432「Version: 1.0.78053 release (2025-05-28)、Main Branch 1.0.78070 Release 2025-05-29に対応」 【注意事項】 ・ゲームシステムの仕様上、MODはチュートリアルやシナリオに対しては機能しません。（英語になってしまいます。） 公式日本語翻訳をベースに、個人で、より理解しやすい日本語に変更しました。 Notepad++などのフリーソフトで編集すると、自分用にカスタマイズできます。 主な変更 木立→果樹園 プロモーション→強化 巻き込み→散弾 劈開→展開 家長→宗主 店主→商人 首長→族長 スパイ長→諜報長 その他は、フ...191 downloadsupdated 17 mo ago
• AAegean Sea (10p)by InconmonA large map of coasts around the Aegean Sea with a focus on naval supremacy. Starting locations are random for all nations and in Troy, Pergamon, Ephesos, Halicarnassus, Thessaloniki, Athens, Peleos, Arethousa, Rhodes, and Delos. This map co...190 downloadsupdated 16 mo ago
• IImmersive Shrinesby spiderJ90Adds new shrines to all pre-EOTI nations, each featuring thematically appropriate deities. Some existing shrine deities have been changed for better thematic cohesion. It also reduces the number of shrines you can build in a city to one per cultu...189 downloadsupdated 6 mo ago
• EEmbarking Costs Movement Pointsby Fimbulvetr_adds Movement Cost to Embarking, adds discounts for Amphibious Units. requires Better AI Base DLL Embarking costs 1 Movement point, like crossing a river. Amphibious Units can cross Rivers, and Embark, without extra Movement costs. Roads wit...186 downloadsupdated 4 y ago
• SSand Damageby jllawheadEnding movement on sand does -1 HP/Turn, just like a marsh.186 downloadsupdated 4 y ago
• PPlato's Caveby EmergentDo you have what it takes to exit the cave and venture into the outside world? Leave behind the shadows on the wall and explore a new way to win the game by journeying outside of the cave and founding Plato’s Academy. SUMMARY: This is primarily an event chain added into the game that presents a n...186 downloadsupdated 13 mo ago
• NNational Wondersby ahmedabouleneinOverview: This mods limits the building of wonders to historically accurate nations. Naturally that means some nations end up with more wonders than others, which may affect game balance. If that's the sort of thing that bothers you, think of it as one of the many levers you can pull to adjust ga...186 downloadsupdated 16 mo ago
• SSlower Game Speedby makemodsSlower Game Speed aims to recreate the deliberate pace of the Civilization series' slower game speed options, accounting for the unique systems in Old World. Across nearly every game mechanic, the associated costs, build times, bonuses, and thres...185 downloadsupdated 15 mo ago
• BBig Empire Corruptionby WashiCities have higher maintenance and yield loss the further away from the capital they are. (Culture, Mantainance, Science, Civic, Training and Orders) Connected cities have 15% less mainteinence and get back some orders.184 downloadsupdated 4 y ago
• TTien Shan: a map for eight playersby ЧАДЫРБЕКExperience the ancient Silk Road with this immersive map, competing with up to eight players for control of strategic mountain passes, important trade resources, and Lake Issyk-Kul at their centre. Real-world naming of landforms, cities, and topographical features complements terrain, resource di...183 downloadsupdated 4 y ago
• UUnlimited Autosavesby Fimbulvetr_This mod is now retired. To get more than 10 autosaves, you need to go to %USERPROFILE%\Documents\My Games\OldWorld\ and open the file GameOptionsSave.xml where you can find the line with the numAutosaves tag. If it's not there yet, you need to ...182 downloadsupdated 4 y ago
• NNo Civics from Poetsby Fimbulvetr_Reverses the recent change that gave Master/Elder Poets Civics yield per Citizen. They give Culture per citicen again, and Philosophers get their Civics per Citizen yield back. (old and abandoned, now part of Specialists Yield Mod)182 downloadsupdated 4 y ago
• EEgyptian Desertsby spiderJ90Grants the entire nation of Egypt the ability to build urban improvements on sand tiles because I hate picking clerics.182 downloadsupdated 17 mo ago
• BBIg Empire Double Corruptionby Willys776The same as Big Empire corruption but with double corruption in everything but science Cities have higher maintenance and yield loss the further away from the capital they are. (Culture, Mantainance, Science, Civics, Training and Orders) Connecte...179 downloadsupdated 4 y ago
• AAdjacency Matters by Emergentby EmergentSUMMARY: Lower yields from improvements with higher adjacency bonuses, encouraging adjacency planning and optimization. Lower yields if unoptimized, standard yields if simple optimized (e.g. triangle adjacency), increased yields if optimized (e.g....179 downloadsupdated 3 y ago
• Sstart with spymasterby kanadexu是否觉得原版科技中间谍长科技太靠后而导致阴谋家前期完全沦为白板？是否不好对付家族族长和宗教领导人？启用这个mod吧!玩家开局即可拥有间谍长，无视科技需求!Ever felt that in the original game's tech setup, the Spy Master tech comes way too late? Because of that, the Conspirator is basically useless in the early stages! And i...174 downloadsupdated 18 mo ago
• DDisable city open audioby fluffybunnyOldWorldDisables the sound effect that plays on opening a city174 downloadsupdated 23 mo ago
• BBelow The Neck (6p)by InconmonLore accurate map based on George R R Martin's A Song of Ice and Fire. For balance reasons additional city sites were added in some areas (identifiable due to default nation names) while many towns and castles are represented by named resources. The southern part of Westeros from the Neck to Dorn...174 downloadsupdated 14 mo ago
• KKarnakby spiderJ90Adds the Karnak seven-tile mega wonder from the Egypt Scenario into the base game. Only the center tile counts as a wonder, the others are improvements that need the center tile built first. They have adjacency requirements in an attempt to redu...173 downloadsupdated 15 mo ago

663 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.