Mods / Alternative History

• MMD: Brotherhood and Unityby 76561198868034789This Millennium Dawn submod focuses on Bosnia, Serbia, unification of Yugoslavia and Yugoslavia post-unification. Focus trees can sometimes be bugged in the country screen, but all of them show up in the focus tree unless you use cheats. added: >more descriptions (for resources in Bosnia) Next ne...11.8k downloadsupdated 23 mo ago
• SStrasserreichby GoldwasserHITLER AND PAUL VON HINDENBURG ARE DEAD Message to all citizens of Germany. On July 28th 1935, Hitler was assassinated by a ex-freikorp member named Beppo Rohmen. A month later; Paul von Hindenburg dies, without filling the role of chancellor, with the two deaths combined; this results in extreme...11.8k downloadsupdated 7 y ago
• --Youjo Senki- (anime version)by Micteca幼女戦記（Saga of Tanya the Evil）の世界を再現するModです。 アニメの地図の再現を目標にしているため、独自フォントを使用していたりアニメの設定にない地域は空白になっています。 世界大戦は協商連合のNFとイベントから始まります。（現在1920年からのプレイを推奨） 新規追加国家 帝国:Vaterland 共和国:François Republic 連合王国:Commonwealth 協商連合:Regadonia entente union ダキア:Großherzogtum Dacia ルーシー連邦:Union of Rat Socialist Republics...11.8k downloadsupdated 9 y ago
• DDokkar's Playable Lithuaniaby DokkarVersion 1.4.1 What does this do? This mod makes Lithuania a somewhat playable nation. Added: National Focus tree, new leaders with portraits (photos cause I'm not an artist, sorry), new political advisors, generals and other minor things Currently there are 4 available leadership routes: Monarchy...11.8k downloadsupdated 5 y ago
• SShadows over Europeby Spazz MaticusShadows over Europe: No Victors, No Vanquished What if no-one won WW1? The Great War would not end. The struggle of the Entente and the Central Powers continued to stalemate across the rivers Somme and Meuse for years, while no front in all of Europe could deliver a decisive blow to either of the...11.8k downloadsupdated 3 mo ago
• MMongolia National Focusby AUGFeatures: Unique focus tree for Mongolia including many political choices Semi-unique focus tree for Mengjiang/Mengkukuo Many new leaders with portraits New generals Government-specific country names for Mongolia and Mengjiang Focus tree for East Hebei Englsh/Simp-Chinese localisation Extra Featu...11.8k downloadsupdated 2 y ago
• PProductiveMod2by LopoverMod for Non Historical MP games. Changes: ENABLE HOST TOOL AT BOTTOM OF CUSTOM GAME RULES DOWNLOAD ADOLF HABSBURG --->11.7k downloadsupdated 2 y ago
• BBrasil - A House Dividedby .DuKe.### Updated to 'Thunder at our Gates' ### ### Overwrites most of 'Trial of Allegience' content! ### Welcome! 'Brasil - A House Divided' is an alt-history mod in which Brazil did not hold itself together and was dismantled, province by province, during the 19th Century. Now, the lands of the forme...11.7k downloadsupdated 4 mo ago
• TThe Giant of South Americaby Ricardo B. Cruz11.7k downloadsupdated 8 y ago
• TTürkiye Turan Focusedby Onur KağanIn this mode, Turkiye begins the world of 1936 with a focus on establishing the unity of Turan more easily. Languages: English, Turkish DLC requirement : "Battle for the Bosporus" Innovations -If Turkiye takes over Iran's territory, it can reach the Asian Turks across the border. In turn, the sol...11.7k downloadsupdated 4 y ago
• DDreams of Poland (DoP)by Mr.ShadeOWelcome to Dreams of Poland Brought to you by the team behind Dreams of a White Russian Victory Our Discord: Our discord is the best place to report bugs and to give suggestions! Reupload Round 2, Electric Boogaloo Ownership of Dreams of Poland has transferred back to my hands and this is the ver...11.7k downloadsupdated 5 y ago
• FFormable Nations (Chinese)by 76561198322989053建立歷史上的國家 漢化版 From : By GeniusChenXW11.6k downloadsupdated 2 y ago
• OOWB - Tunnel Snake Submodby TiredThe OWB mod has a great, and almost unrivaled lore, tech tree, focus trees, map, and many more things. But there is one glaring thing that is missing. This mod wishes to fix that. In this mod the most important faction from the Fallout world, her lore, her true borders, and her incredible saying,...11.6k downloadsupdated 9 y ago
• NNumerous Nationsby ChillmaxxerUpdated for 1.7 with fixes for ideologies with fitting names and portraits being added. Next update will be more nations. Oh yeah, and PRUSSIA IS NOW A DARKER COLOR! Variant of this mod where all NN countries already released: Will be adding version where all NN countries and ALL VANILLA COUNTRIE...11.6k downloadsupdated 7 y ago
• TTNO: The Community Expansionby Belarus Fart GeneratorNOW COMPATIBLE WITH SILICON DREAMS! Our Discord: The year is 1962, and Europe rests under the jackboot… ...but you’ve heard this one, haven’t you? The New Order: The Community Expansion is a constantly evolving submod for The New Order: Last Days of Europe that adds years of content for nations t...11.6k downloadsupdated 4 y ago
• SShattered Empireby Kurt SchuschniggThis mod is my first attempt at a full overhaul of HOI4, I know its buggy and that research is a little rough, but with your feedback and help I am sure we can make this mod one of the best of its kind. The year is 500 AD, the once great Roman Empire lies in ruins, tribes and raiders have come an...11.6k downloadsupdated 8 y ago
• NNordics Reworked-Open Beta-1.1 (Only for 1.12- DISCONTINUED)by 76561199142634914Welcome to Nordics Reworked! The Nordic Nations were historically, home to several battles and wars during the Second World War. From the German Invasions to the Lappland War, brave men from Scandinavia gave up their lives to fight against the Nazi and Communist Terror. We are however, unsatisfie...11.6k downloadsupdated 4 y ago
• PPurple Dawn: Rome in the Modern Era - Beta (Dev Build)by BasileusRexThis is the dev build and likely has several bugs. For the main version, see here. With the newest update, this mod is no longer compatible with most map mods that aren't specifically made for Purple Dawn. It probably won't crash but you will get graphical errors. Remember to rate up! Unless you...11.6k downloadsupdated 4 y ago
• YYamunoki's Releasable Nations [discontinued]by иo_voIMPORTANT: With further changes/rebalances from paradox, it effects 'state' files I use in this mod. Paradox does not make it easy for me to keep up with what exactly has been changed. New 'state' files change other ones (like Afar). I think the future of this kind of mod lies in my other, 'Forma...11.5k downloadsupdated 4 y ago
• TTerrible History 1.1.6by BluejamathonsWhat is Terrible History? Despite it having terrible in the name, this mod strives to add quality but expansive content to the world of HoI4. Currently, the only nation I've added anything for is Italy. They always seem to get the short end of the stick when it comes to this game, so I figured wh...11.5k downloadsupdated 4 y ago
• HHungarian Focusesby Tai (Kiri)IMPORTANT This mod is no longer being updated, as the Death and Dishonor DLC has unique mechanisms and focus trees for most Central European powers. If you intend to use this mod: - Disable the Death and Dishonor DLC in the launcher - Select this mod from the launcher - Ignore warning about mod b...11.5k downloadsupdated 10 y ago
• TThanos Polandby MartimDev"Balanced", as all mods should be. Features: -Custom focus tree -Field marshall Thanos -Democratic, fascist, communist Thanos -Black Order advisors -Snap decisions want sum *FAQ*? -Snap decisions do not show up, what do I do? You can try to save your game and load that save to fix it. Remember th...11.5k downloadsupdated 7 y ago
• FFeierwon: Luxembourg Expandedby Skip(this mod is deprecated and superceded by the luxemburg content in Road to 56, im keeping it up because of the good memories, thanks for understanding c:) Current Release: STABLE 1.31 Changes: 1.9 Compatibility Feierwon: Luxembourg Expanded is a rework of the nation-state of luxembourg, focusing...11.5k downloadsupdated 7 y ago
• 【【停更】The Century of Spark and Blazeby Iserlohn‘s Marisa由于现在版本的一战MOD和本MOD制作时的版本差距过大。更新周期太长。加上我主要做的是EU4天朝日不落的MOD。所以经过判断，本MOD现在无限期停止更新。 ——给您造成的不便，本人深刻致歉—— ——给您造成的不便，本人深刻致歉—— ——给您造成的不便，本人深刻致歉—— 停更版本的MOD已经发布在讨论群。大家有兴趣可以自取。有缘再见。 讨论群：645059897 ！一战MOD，时政禁止，遵守群规，和谐讨论！ 小说《火热的年代》同人作品，感谢作者富春山居的创作以及书友的热情。 原著正版全本传送门： - 初步更新到最新版本，但是没有测试过，有问题评论区和QQ群反应； - 新版一战对中国方面变动...11.5k downloadsupdated 4 y ago
• MMillennium Dawn: Chernarus Submodby ablietskiAdds Chernarus to the theater. MOD IS IN EARLY ALPHA! EXPECT A LOT OF CHANGE! Chernarus is an ex-soviet fictional country from the arma universe. A civil war broke out in 2009 between the CDF (Chernarussian Defence Forces) and the ChDKZ (Chernarussian Movement of the Red Star). Current features V...11.5k downloadsupdated 10 y ago
• CCzechoslovakia Completeby BlushWelcome to Czechoslovakia, otherwise known as Germany survival simulator, this is designed as a challenge. This mod is aimed to create a unique experience based off one of the successors states to Austria-Hungary, which was one of the first victims of WW2.11.5k downloadsupdated 10 y ago
• TThe Republic of Texasby Texan DededeThe Republic of Texas For over a hundred years now the Republic has existed in its current form, shrinking down to the borders seen today by the ever expanding US. Despite winning its independence against Mexico, and securing it during its second war against Mexico, the Republic has stagnated int...11.4k downloadsupdated 8 y ago
• 11.2.0 Test Mapby ElderbarkUpdate 1.2.0 Changelog The majority of the work over the past 3 months has been rebuilding the process that makes these maps so that it can utilize more CPU cores and have better architecture in general so most of the improvements wont really be evident in the maps themselves. Additions: - A brie...11.4k downloadsupdated 8 y ago
• AAustria-Hungary Lives!by Clink123Back in development! After the defeat of Austria-Hungary in World War I, Kaiser Charles I pressed for Austro-Hungarian independence. The Entente Powers agreed to let Austria-Hungary retain autonomy, but liberated all former nations that were under their rule as well as completely dismantling the...11.4k downloadsupdated 8 y ago
• TThousand week reich : A New Europe,Reloaded (outdated)by 76561198799343578WARNING! i do not intend to steal anything and simply want to restore a old mod all credit goes to the original creator, Riphog (836498373). orginal mod I may change some things but when i update this submod it will mostly be bugfixs If you have any bug reports put them in the comments please Thi...11.4k downloadsupdated 4 y ago
• TTropico!by R E D L I N KWelcome to the tropico mod El Presidente! I would recommend using the "Free South America" mod as well. This is optional but it's fun to take over some of your neighbours without the US getting involved ;)11.4k downloadsupdated 8 y 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.