Mods / Alternative History

• TThe Death of Honor: Legacy of Wall Street Crashby 76561198419873222DISCLAIMER: The Demo v.0.3.1. for DOH is playable, but it has some unfinished skeleton content, so you have to take it with a grain of salt, if you see some inaccuracies gameplay-wise. The reason for that is that our dev team is currently small, with over 1/4 devs being active, so you have to kno...17.8k downloadsupdated 4 mo ago
• 【【IMB】我即浪潮/原版法国拿皇线拓展by 76561199185748092qq群：774872797，欢迎大家来玩啊 -------------------------------------------------------------- 模组介绍: 工业线 缩短时间并增强了工业线的收益，科研槽更容易获得。添加了对待殖民地问题，可以通过释放傀儡建立经互会获得傀儡国工厂。并解锁发展殖民地决议，可持续性薅羊毛。 政治线 拓展了拿破仑线，并给与了适役人口等加成。在成功傀儡德国瑞士意大利西班牙低地三国后，可以通过国策获得他们的核心。在对英宣战后，可以获得当年诺曼公爵征服领土的核心。 军事线 重置了陆军线，分成了坦克线和炮兵线。坦克线给与坦克加成，炮兵线给与炮兵加成...17.7k downloadsupdated 12 mo ago
• GGEACPS Plusby 76561198822696871!!!! IMPORTANT !!!! ONLY USE ONE OF THEM AT A TIME USE THIS MOD FOR COMPATIBILITY PATCH WITH RK+ CRIMSON EDITION USE THIS MOD FOR COMPATIBILITY PATCH WITH RK+ (CRIMSON EDITION) =========================================================================== GEACPS+ Dystopic Name Submod From the creato...17.7k downloadsupdated 11 mo ago
• 东东方红日by 76561199227629825下定决心，不怕牺牲，排除万难，去争取胜利！ ——毛泽东《愚公移山》 同志，倘若你喜欢这个模组，就请点个赞吧，方便更多人看到。 本次为2025年下半年第一次更新（当然不会是最后一次），在这次更新中新增中国科学家部分，更换了地图，并对先前制作的内容进行了一些调整。欢迎同志们在使用这一模组的条件下充分对模组的内容进行评判！ 本模组在2025年8月17日的更新中更换了游戏地图，使得楚科奇半岛等北极地区展示更为完整，在此对作者表示感谢！（相关模组链接： 此外，在本次更新后，本模组的所有科学家头像授权工坊全体马列毛同志免费使用，但希望各位同志在发布时候特别注明。 关于模组问题可以在评论区留言，也可到...17.7k downloadsupdated 14 mo ago
• MMusterkolonie for Kaiserreduxby IratePirateNOTE: YOU MUST PLAY THIS WITH KAISERREDUX. IT IS A SUBMOD, NOT A FORK. PLEASE PLACE THIS SUBMOD AFTER KAISERREDUX IN THE LOAD ORDER. YOU CAN HAVE THIS SUBMOD ACTIVE EVEN IF YOU DO NOT PLAY AS A RELEVANT COUNTRY OR HAVE OTHER SUBMODS ACTIVE, AS IT IS NOT PARTICULARLY INVASIVE AND ITS FILE STRUCTUR...17.6k downloadsupdated 6 d ago
• RRoman Empire: Resurgenceby RedCometWhen Mussolini first came to power just a few short years ago, many thought he would reign supreme. They were mistaken: in 1934, a rebellion broke out in the city of Rome, and rapidly spread thought southern Italy, Malta, the Dardanelles and Tripoli. In 1935 a peace accord was struck between the...17.6k downloadsupdated 7 y ago
• CChant of the Forgotten [DISCONTINUED]by 76561198353403393Welcome to "Chant of the Forgotten" a mod that aims to give new focuses and ideas to all those countries that have been abandoned by Paradox, or have received pitiful DLC focuses. [11.0.3] "Salve a Espada" 19/11/21 -The mod is not suited to be played in 1939. -The AI of Austria is set to follow t...17.5k downloadsupdated 5 y ago
• IIron Alliance - Old World Bluesby Nord17Добавляет для Железного Альянса сюжет и древо фокусов. Немного дополняет лор(выдуманный автором). Мод повествует об становление одного "рейдерского государства", коих на пустоши не счесть. Которое до недавнего времени было союзом трех племен, и использовали лук и стрелы, а сейчас они не могут жит...17.5k downloadsupdated 7 mo ago
• SSpecial Research Division: Revivedby Lord VesporeonSpecial Research Division (is now) Revived! This mod is a personal favourite of mine for its fun and ambitious, albeit focused, premise. Who can hate the idea of French mechs marching over the Rhine, Romanian techpriests holding the line against the Soviet Union, and Belgian drone planes shreddin...17.5k downloadsupdated 4 y ago
• SShattered Landby OrphanmakerSHATTERED LAND is an alternate history mod for Hearts of Iron IV, which brings the chaotic and turbulent events of Indian independence and partition right into the middle of World War 2. Shattered Land includes 13 national focus trees for India, Pakistan, Bangladesh, Burma, Ceylon, Afghanistan, T...17.5k downloadsupdated 2 mo ago
• HHearts of Augmentationby FoxyishaHearts of Augmentation is a mod that aims to fully augment the game, improving historical accuracy and adding new alternate historical paths to explore. Quick Warning: This mod contains imagery and references to events that some players may find offensive or upsetting The British focus tree has b...17.5k downloadsupdated 9 y ago
• UUnited States Expandedby 76561199121647968The United States Expanded offers much more content to the USA and Philippines such as a whole new focus tree, ideas, events, decisions, and more! Mod Content An expanded democratic tree with more emphasis on limited intervention A NATO sub-branch that allow the United States to battle the Soviet...17.4k downloadsupdated 25 d ago
• KKurtuluş 1920by BatuuKYsTürkçe: En Kapsamlı Türk Kurtuluş Savaşı Moduna Hoş geldin Asker! Hearts of Iron IV Tarihinde Bugüne Kadar Yapılmış En Kapsamlı Kurtuluş Savaşı Senin Abone Olmanı Bekliyor! Yenilikler: 1915-1935 Arası Yeni Teknoloji Ağacını Yeni Odak Ağacı: Türkiye Yeni Odak Ağacı: Yunanistan Yeni Odak Ağacı: Erm...17.4k downloadsupdated 4 y ago
• MMan In The High Castleby Ryman(THIS IS NOT MY MOD I ONLY REUPLOADED AND UPDATED IT TO WORK ON THE CURRENT GAME VERSION) I did NOT make this I simply reuploaded it and updated it to the current version. I am not very adept at modding so I probably won't be able to add to this mod so you get what you get. If the original owner...17.3k downloadsupdated 8 y ago
• LLOS - Old World Bluesby Nord17You wake up and realize that you are in a Los city prison... Oh, I'm sorry, another piece of paper... The ruined pre-war city of Los is under your control here... or what's left of it. A city that is not marked on the maps. The city of which the last memory was 81 years before the Great War. And...17.3k downloadsupdated 3 mo ago
• LListenbourgby Issac411MOD DEVELOPPMENT STOPPED 16/08/2024: - Fixing focus effects on wrong states - fixing claims and cores for releaseable states 25/07/2024 : - The mod is now working again ! 09/07/2023 : - Add ethnical tree, it will be improved later - Correcting communist Listenburg picking monarchist advisor 01/07...17.3k downloadsupdated 2 y ago
• DDivide - Old World Bluesby Nord17В этом сабмоде вам предстоит управлять Разломом, месте где уже 200 лет бушуют непрекращающиеся бури. Делать выбор по какому пути двигаться вашему немногочисленному сообществу, сделайте все возможное чтобы обеспечить им достойное место на просторах Мохаве. Вы можете стать новым бастионом указывающ...17.2k downloadsupdated 14 mo ago
• DDisaster: Death of Peaceby 76561198390725571Current Version: BETA0.1 "AJAM" This is the beta for Disaster: Death of Peace. Disaster explores a world in which the negotiations of Versailles broke down, causing the existing postwar chaos in Europe to spiral out of control. The USA was plunged into instability by Wilson’s failure and largely...17.2k downloadsupdated 2 mo ago
• ZZombie Virusby The Last Another Crystal WingsSayoLab Creation. A WIP but Playable zombie mod in latest game version(1.16.*). —— Story: An old ancient ice virus came quietly into this unpeaceful world. All is too late. After it has been found in Socotra, You have no time to prepare. —— Feature for now: A zombie country randomly spawn several...17.2k downloadsupdated 17 mo ago
• KKR汉化版中国地区自改Modby 76561198991510966最新： 此MOD已经严重落后于KR主MOD的版本，除了使用旧KR主版本以外没有完美适配的方法，本人最近忙于学业没有时间进行更新，请大家见谅。 重要声明！！！！！ 1. 没有“常规边境巡逻”的决议可能是因为MOD没有成功加载； 2. 虽然我descriptor里写了dependencies了，但好像还是不能确保优先读KRCN，然后读我的MOD，不太清楚这里面的机制； 3. 请大家先看一下游戏里FNG的国策树有没有变化，如果没有变化的话就是MOD没加载成功； 4. 建议MOD没加载成功的，可以把我MOD文件夹里的文件直接复制覆盖到KRCN的文件夹里，然后只勾选KRCN进游戏，这样应该可以解决...17.1k downloadsupdated 6 y ago
• 三三国雄心by YuanShou17.0k downloadsupdated 7 y ago
• 11984 - 革命 / 1984 - Revolution 汉化包by 76561198967918487注：模组内容灵感源于小说《1984》 ---------------------------------------------------------- 此汉化包已整合辅助mod： Modifier Icons 汉化版 数据图标 无需再次订阅 ---------------------------------------------------------- 子模组：1984 革命 - 燃棘之垒（内容为乌克兰反抗军）(2026/3/31 已整合进原模组 已毕业) ---------------------------------------------------------- 198...17.0k downloadsupdated 1 mo ago
• MMillennium Dawn Classic [Legacy 1.8.2]by JagyMillennium Dawn Classic THIS IS NOT MY MOD! ALL CREDITS GO TO TED52 AND MD DEV TEAM! Hello, this is 1.8.2 legacy edition of MDC. Lot of people wanted 1.8.2 version, so here it is. Any comments regarding compatibility with newer versions will be deleted. For the current version, go here:16.9k downloadsupdated 7 y ago
• EERX Super Eventsby PoliceGuyNKA super events mod for Enclave Reborn Redux With Events For Wars with the Axis of Evil and Reconstructing America Currently adds 44 super events Russian Translation:16.9k downloadsupdated 23 mo ago
• 假假如列宁没有死？by 76561199026218573· 假如列宁没有死？ 我们设想了假如列宁没有死，世界局势会有什么变化。目前我们只做完了西班牙，法兰西，德意志，苏联和中国苏区，但已经可以正常游玩，欢迎各位提意见帮助我们完善该MOD！ · 【山雨欲来】版本背景预览 面对纳粹对德国工人革命的镇压和西班牙局势的风起云涌，列宁领导的苏联应该如何在新一轮资本主义危机中保卫无产阶级祖国并输出革命？随着共产国际第七次代表大会和新一届苏维埃大会的召开，列宁领导的苏联将在社会实践中对这个历史之问作出回答。 全世界无产者，联合起来！ · 2026年2月18日更新简介 新增苏联自动点外交国策，修改部分国策效果 新增巴黎公社，法国左派将在红色西班牙支持下发动反...16.9k downloadsupdated 3 mo ago
• TThe 2021 Afghanistan War (1.10)by Se_RThis page is discontinued check out new page: but i still hope to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to declare to...16.9k downloadsupdated 5 y ago
• AAttack on Titan Redux (WIP)by 76561199024489750Attack on Titan Redux Attack on Titan Redux is standalone mod based around Hajime Isayama's Attack on Titan Universe that aims to depict the universe with an expanded lore based around our adaptation of what was missing in the Attack on Titan Universe. This mod aims to bring the story of Attack o...16.9k downloadsupdated 22 mo ago
• SScotland Foreverby Antonius MagnusIn the Easter Rising of 1916, an ambitious leader, whose name is lost to history, prompted multiple groups across Scotland to join the rebellion against the British state. These groups eventually consolidated, and the free state of Scotland was formed. This state carried on a long and bloody war...16.8k downloadsupdated 9 y ago
• NNew Horizonsby 76561199067875075DEVELOPER NOTES: We are Aware of the Crashes, we are working on the clock to fix it. We are currently narrowing down the possible issues, as, in 2 weeks of tests, we haven't been able to pin point the exact issue yet... Summary: New Horizons is a Hearts of Iron IV overhaul mod built for immersive...16.8k downloadsupdated 7 d ago
• HHololive of Ironby 76561198441232711Hololive of Iron: Unique mod version - Dawn of Resistance 6.6.2023 Latest Major Update New formable nation: You can support me at: Hololive of Iron (Old Version) 1.10.816.8k downloadsupdated 3 y ago
• UUSSR Reworkedby LunathecatteUPDATED TO 1.10! The Mod This mod Completely reworks the Soviet Union and gives it a brand new focus tree, because i thought the old focus tree was a bit lacking, also the mod adds some new releaseble countries in to the game such as kazachstan and moldova. and the mod reblances some states so th...16.8k downloadsupdated 6 y ago
• MMillennium Dawn: Rise of the Vaticanby Angriest BirdEver thought it would be fun to play as the Pope and then become a Caliph? Well, now you can! Features: - Focus Tree - Unique Wargoals - Decisions - Some Events Future Plans: - Communist Vatican ...16.7k downloadsupdated 5 y ago
• SSpecial Research Division [LEGACY for version 1.10.X]by FreikWont be continued. A version for 1.11.X can be found on the workshop Do with it whatever you want Thanks to The Iron Workshop for making GREAT educational videos they helped me get into hoi 4 modding Thanks for all the great people who are working on the Hearts of Iron 4 wiki Thanks to all the co...16.6k downloadsupdated 6 y ago
• WWarhammer The Great Crusade Reborn [OLD]by D@niilMOD HAS NEW VERSION: Mod: The Emperor and His Advisors Appearing in the Himalayas in 1936 Mod Version: 0.0.5a Alpha Supported Languages: - English - Russian Content: - 3 models for guardsmen (from Dawn of War) - Focus tree with over 250 focuses - Superweapon - Extensive technology tree - New advi...16.6k downloadsupdated 18 mo ago
• SShadow of Sèvresby NovaBased on the Scenario: What if the Treaty of Sèvres was successfully implemented? The Discord Mod Features Independent Caucasian nations & Kurdistan 5 Unique Focus Trees: Armenia, Azerbaijan, Georgia, Greece & Turkey Custom Generic Focus Tree for Kurdistan Releasable Countries: Central Asian Fede...16.6k downloadsupdated 4 y ago
• [[OUTDATED] The American Civil Warby Microsoft Word----------------------------------------------------------------------------------- NOT MEANT TO OFFEND ANYONE MADE FOR ENTERTAINMENT PURPOSES The year is 1936. Suddenly, the United States goes back to 1861 and the American Civil War starts all over again. How will history unfold this time? Subsc...16.6k downloadsupdated 5 y ago
• 11870 Mod - A Franco - Prussian Warby 76561198331372081Welcome into my new mod : 1870 Mod - A Franco - Prussian Mod where you can play in the Victorian Era // THE MOD IS STILL IN DEVELOPMENT. ACTUALLY JUST IS IN 0.2 \ Infos Status : In development Actual Version: 0.2a [u16.6k downloadsupdated 9 y ago
• SScandinavian Unionby Herman LindqvistUpdated mod continues here: Chinese Players: Go and check out Scandinavian Union(Ver.CN)Double Zeta Kai's great translation for you if you want to play it in Chinese (And many thx to him and his outstanding job) Hi Guys, so after some time away I taken a lot of your suggestion, reworked the focus...16.6k downloadsupdated 9 y ago
• ((NO LONGER UPDATED) Better German Alt-History + Bavariaby 76561199136209842THE GERMANY REWORK IS OUT NOW STEAM WORKSHOP FRONT PAGE THANK YOU SO MUCH EVERYONE! :) THIS MOD IS NOW COMPLETE AND WILL NO LONGER BE UPDATED. However, I may spin off the Bavaria part of the mod, but we'll see. To say the least, the German alt-history path is dated. Therefore, I decided to make i...16.5k downloadsupdated 2 y ago
• DDer Traum des Kaisersby 76561198975072314Der Traum des Kaisers - The Dream of the Kaiser - HOI4 1.16.* The main objective of this mod is to make a more fun world, for a total conquest with MONARCHIST Germany. ATTENTION: You must annex everything in the peace conference, then the DECISIONS will show up. If you try to puppet them via peac...16.5k downloadsupdated 14 mo ago
• YYoujo Senki | Redux CN（已过时）by 76561198811708715Youjo Senki | Redux 简体中文汉化（旧页面） 本项目已经迁移至 新页面 ！ 为避免冲突导致汉化无法加载，请在订阅新汉化模组前取消订阅本模组！ 由于官中支持现已完全，为减小模组大小和汉化维护成本，v3.3.4 版本及此后的汉化模组将作为仅支持官中的外挂式模组，于 新页面 继续更新。 本页面此后将停止继续更新及对英语环境下使用汉化的支持。16.5k downloadsupdated 3 y ago
• RRise of Belarusian Sunby 76561199173947345Rise of Belarusian Sun (v2.1.1) In this mod you can play as an independent Belarus in 1936. Independence was not easy for this country: rebellion, German control, occupation by the Soviets, betrayal of Poland, and a virtual draw in the war with the USSR. Belarus gained its independence and came t...16.4k downloadsupdated 3 y ago
• IImproved Israelby Floyd1337⠀⠀⠀⠀⠀⠀⠀ Improved Israel v0.22 Added new national focus tree Added realistic flags, names and portreits of real leaders of party for the corresponding ideology (for israel an16.4k downloadsupdated 7 y ago
• LL’Empire Éternel | A French Mainland & Colonial Expansionby 76561199133260718L’Empire Éternel The year is 1936. The Third Republic, born from the ashes of Sedan, now teeters on the brink of collapse. The Great Depression has shattered its economy, the streets of Paris echo with the marching boots of paramilitaries, and the colonies—from the cedar groves of Lebanon to the...16.4k downloadsupdated 17 mo ago
• ~~IRIS~ 九色堇之心by 76561198358982820有问题请进: Q群:787742827 IRIS的Discord 没问题也欢迎围观 如果您对该MOD感兴趣的话欢迎点赞并将它收藏起来，感谢您的支持。 -------------------------------------------------------------- "~IRIS~ 九色堇之心"，简称“IRIS”，是一个大型架空世界ACGN题材MOD，在捏他了大量ACGN作品的同时也拥有独特的原创内容。 （说白了就是个异世界二次元MOD捏） 我们有一个伟大的理想，就是融合型月、少战、车万、月计、米哈游、鹰角、Cygames、BA、舰B、舰R、ALICESOFT、leaf、柚子社、...16.3k downloadsupdated 3 mo ago
• MMillennium Dawn Classic - Expandedby JagyMillennium Dawn Classic: Expanded Please if you like the Mod, give it a Thumbs UP and share it with your friends!. Thanks With the removal of MDC by Generalis, I asked Ted52 for permission to reupload the MDC mod and he said "go for it". So if you have any problems please download the reupload. M...16.3k downloadsupdated 6 y ago
• AAhnenerbe (Occultism in Germany)by dopamineOccultism in the Third Reich In the alternate reality of 1939, the secret SS organization Ahnenerbe achieves incredible success in occult research. Nazi Germany, using ancient artifacts and forbidden rituals, seeks to turn the tide of World War II by unleashing forces that defy the laws of physic...16.3k downloadsupdated 20 mo ago
• OOld World Blues: A Northern Fairy Tail, A The Faithful and The Salted Expansion Packby Kiltwearer4The Latest Expansion for the Faithful and the Salted Series, going from Utah and Nevada and putting you in charge of the strong and primal forces of the supermutants in the troll warren. 110 new focuses 25+ new Events New decisions New Units New Ideas if you want to support more art and resources...16.3k downloadsupdated 20 d ago

799 alternative history 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.