Mods / Utilities

• CColored Railwaysby Racer911-1The current Railways are too boring and can sometimes be too hard to differentiate between all the elements within the game. This Mod gives each Railway level a different colour that will make it easily distinguishable from eachother This mod is Ironman Compatible43.8k downloadsupdated 4 mo ago
• AAdditional Ship AND TANK Slots ++Updated++by AlicePracticeUltimate Tech Tree: New Horizons Edition here If you want a version with just additional Tank slots, head over here :) ++NEW++ Tanks now have 11 Special slots instead of 4! I also removed some restrictions on some components like secondary turrets for all tank types. Renault ft with 11 extra turr...43.7k downloadsupdated 4 y ago
• BBetter Mechanics : MIOby 76561199068700672This mod adds several new MIOs for each piece of equipment. Each MIO has a custom design and art. Infantry Equipment Manufacturer Support Equipment Manufacturer Motorized Equipment Manufacturer Mechanized Equipment Manufacturer Transport Equipment Manufacturer Railway Gun Manufacturer Light Tank...43.0k downloadsupdated 5 mo ago
• FFocus Tree Backgroundsby 76561198837827133This mod upgrades the user interface with new immersive focus tree backgrounds! Focus Tree Backgrounds, as the title implies, adds a whole array of new art that appear as the background of national focus trees, featuring official HOI4 wallpapers adapted to their appropriate countries for maximum...42.9k downloadsupdated 17 mo ago
• RRP Tools/ AÇIKLAMAYI OKU!by 76561199231867189ULU ÖNDER MUSTAFA KEMAL ATATÜRK’E YAPILAN BU TERBİYESİZLİKTEN ÖTÜRÜ GELİŞTİRME VE MODUN İŞLEVİ ASKIYA ALINMIŞTIR English Player Led Peace Conference National Ideas Mod Write Letter State Transfer Tool Core with pp Country Formation Send civillian factory Send military factory Send dockyard Embarg...42.9k downloadsupdated 1 mo ago
• DDecision Cheat Modby MrDuckFINToggleable cheats for practically every modifier in the game. Out of development.42.9k downloadsupdated 6 y ago
• CCores & Claims GUIby AUGOverview This mod adds two new features: the ability to make core states and to fabricate claims such as in EU4. The AI can also use these features, but you can prevent this with custom game rules. You need got enough PP to active core function. I do not own this mod, I just fit it to current new...42.8k downloadsupdated 10 mo ago
• ((UPDATED) 50 Building Slotsby 76561199067875075UPDATED TO 1.19.* CHECK OUT THE COLLECTION (also for specific submods): This Mod Makes Max Building Slots 50 instead of 25 Making maximum factories of each type (civs, mils, dockyards) in a state 25 instead of 20 As well as balancing costs of some buildings... File Changes This mod edits all the...42.4k downloadsupdated 5 mo ago
• BBetterSupplyby 76561198844244541BetterSupply Mod Upgrade your supply game with BetterSupply! BetterSupply is a Hearts of Iron IV mod that aims to improve the supply system in the game. With this mod, you'll experience better supply flow and more strategic gameplay. Here are some of the improvements you can expect from BetterSup...42.3k downloadsupdated 2 mo ago
• IInternational Arms Marketby MaximusParadox has decided to add an "International Market" in the next update. Despite this, I am still working on this mod for the foreseable future. Please report any bugs in the comments or in my discord. the screenshots presented above are obsolete. the new mod uses much better UI. Welcome to the I...41.7k downloadsupdated 3 y ago
• NNo Guaranteeingby PITROX™Guaranteeing by diplomacy is disabled. Countries can guarantee only by focus tree. In vanilla version of game all guarantees on start are revoked. Rate if You like!40.9k downloadsupdated 8 y ago
• EExpanded Designers Combined [Outdated]by 76561198815141356From the creator of NSB Tank Designer Rebalance, BBA Aircraft Designer Rebalance and MTG Fleet Designer Rebalance: Expanded Designers Combined Expanded Designers Combined is a vanilla overhaul mod for all the designers and combat systems in the game. Main purpose of this modification is to delive...40.5k downloadsupdated 2 y ago
• AAnime no Isekaiby 76561198837827133The world of anime has been isekaied! Welcome to Anime no Isekai Take control of waifu-led nations in the fantasy world of Equestria in this whacky mod I made for April Fools! From the freezing lands of Olenia to the lush forests of the River Coalition, choose your favorite anime characters, each...40.4k downloadsupdated 5 y ago
• OOWB - Wider Eventsby Samwiz1Are you *That Guy?* Do you make it your explicit and stated goal to go out of your way to talk smack about people for making too long events because your tiny baby PC has a tiny baby monitor that can't handle the magnificence of white walls of text? Well, complain no more! Now (specifically for O...40.4k downloadsupdated 3 y ago
• FFaster War Goalsby bencefice31Faster justification and creates less threat40.2k downloadsupdated 7 y ago
• UUniversal Formable Nationsby 2017 honda civicTired of never being able to form cool mega-states in your favorite mod with the regular formable nations mod? Despair no more! I have went through the pain-staking effort to make a formable nations mod that is compatible with all major mods on the workshop. Based on the 3rewster formable nations...40.1k downloadsupdated 4 y ago
• BBetter Preset Colorsby AyzoSimple mod that changes the preset colors for command groups. =================================== Why ? Some color shades in the game have similar border/highlight on the map (e.g. blue, navy and purple all have dark blue borders) To avoid that, I've been setting colors manually using the sliders...40.0k downloadsupdated 4 mo ago
• FFPS boost by Harvey [outdated]by вайб пораженияThis modification gives a little FPS, which will make the game more comfortable and pleasing to the eye. This modification changes fonts. Changes the appearance of the world map. Making graphics more cartoonish and more pleasing to the eye. Replaces the texture of the water with a darker and more...39.8k downloadsupdated 6 y ago
• RRealistic State Integrationby 76561198342774452What is the Mod About I noticed that most State Integration mods only really offered one choice, and had requirements that took way too long. With this mod, I wanted to offer a more realistic solution to integrate states by allowing the player to have the choice between forceful or peaceful integ...39.2k downloadsupdated 23 mo ago
• WWalkers Special Projectby kovaHave you ever wanted to equip your army with formidable (though rather clumsy) machines - walkers? This mod will allow you to do it! Mod features: - New special project You will be able to study the technology of walkers through the research institute in the special projects menu - New unit and t...39.0k downloadsupdated 2 y ago
• BBetter Mechanics : Extended Units Lightby 76561199068700672Extended Units Light version is a mod the removes the need to research units and upgrade them, giving more freedom to the player. AI Usage Guidelines Better Mechanics : Extended Units is the full version with all content. DO NOT RUN BOTH OF THEM TOGETHER Should be compatible with any mod that doe...38.8k downloadsupdated 4 mo ago
• [[Abandoned]50 Construction Slots - Cheaper Construction Costsby MrBlazzar™I am no longer modding or playing HOI4 if someone wants to continue these mod be my guest either get the files form the steam download or my git This mod makes the maximum number of building slots in a state 50 instead of 25. It also makes it so you can build 40 of a factory instead of just 20. A...38.5k downloadsupdated 20 mo ago
• FFlickering Flags Fixby Chairman MeowIMPORTANT: As of Kaiserreich Alpha 0.4 (Pax Americana), this mod is not required in combination with Kaiserreich any longer. Using it may cause compatibility issues! Turn this mod off when playing Kaiserreich! This mod intends to fix the flag flickering when zooming in or out. You are free to inc...38.4k downloadsupdated 9 y ago
• RRealistic Resourcesby AdiKqMod Version 0.6.2 - Coal and South America The mod attempts to balance resources in Hoi An 4 for realism and gameplay, which is a very difficult challenge. - Germany has some oil and rubber. - Italy has resources like tungsten, and they aren't empty like in the base game. - Africa is worth fighti...38.3k downloadsupdated 9 mo ago
• FFormables Map Modeby KraheThis mod adds a map mode that show up country's possible formables, what their requirements and end effects. By formables in the mod meant formables that give new cores, like Greater Italy or Baltic Federation, and not just fancy cosmetic tags, like Third Rome or Greater German Reich. Currently d...38.2k downloadsupdated 20 mo ago
• GGeneric Focus Tree Rework (Updated & Rebalanced)by ErkkiKurkku [FIN]🎯 This is an updated and rebalanced version of the original mod for version 1.19: Generic Focus Tree (Old Version) 📌 Major Features: • Completely overhauls the Generic Focus Tree with 223 focuses (by current count). • Adds a decision to switch to the new tree for any country at any time (until us...38.1k downloadsupdated 3 mo ago
• CCreate Factions = Yes Decisionby AeneasXIThis simple Mod adds a new Decision to allow the Creation of Factions for any Nation! Compatible with Save-Games & most other Mods! (not Kaiserreich) Ai won't use it! (Fuer Deutsche Beschreibung bitte weiter unten schauen!) Some countries have National Focus Tree Paths that do not let them create...38.0k downloadsupdated 7 y ago
• SSS Angriffby ADLERAdds additional factories, developments & tech to focus on elite unit production for any nation. It also adds defence units & shock-troops to any nation you are playing & SS Divisions for Germany to the game with unique skins & stats. (1.19+) Recommended for use with my DIE KRIEGSMARINE MOD & DIE...37.7k downloadsupdated 5 mo ago
• HHearts of Gamblingby 76561199185487160I am thinking about 300k special but I don't know if anybody is alive here ツ Wanna play UNO card game in Hearts of Iron IV ? Link to the mod: Hearts of UNO UPDATE 14.11.2025 - NEW GAME ADDED !! It is "Higher or Lower" Here is the description of rules: Your task is to guess if the next card has hi...37.4k downloadsupdated 30 d ago
• CChange Puppet Leadersby Pro SkepticThis mod adds a decision menu that allows you to change the leaders of your puppets, so no more boring leader portraits. I have also added a few custom portraits from other mods as well. Available for all major nations. All countries and releasable nations are supported. I will be updating this m...37.0k downloadsupdated 5 y ago
• HHoi4 Plusby CocoI am releasing the secret formula/recipe of HOI4 Plus. This mod only has a few of the mods this was the original list but I didn't update it when I removed or added mods. (The entire list in not in the description because steam has a limit on how many words you can have.) HOI4 PLUS OFFICIAL DISCO...36.8k downloadsupdated 4 y ago
• WWolfenstein Music [OBSOLETE]by 76561198894299486IRONMAN & ACHIEVEMENT COMPATIBLE Add Wolfenstein music, enjoy. Compatible with other music mod Music List Wolfenstein Radio - House of the Rising Sun - Wilbert Eckart & Volksmusik Stars Wolfenstein Radio - House of the Rising Sun Remix - Ayden George Wolfenstein Radio - Toe The Line - The Bunkers...36.8k downloadsupdated 5 y ago
• PPrimo Victoriaby 76561198819919862Welcome to the home of the new Endsieg mod: Primo Victoria! We are happy to see you here. You can find our discord here. If you have any questions, suggestions, bugs or want to become a dev feel free to join us! If you are looking for help with modding, go to the HOI4 Mod Coop. If you want to tha...36.5k downloadsupdated 4 y ago
• 建建筑扩展by 76561199190817295原版建筑补充包 你是否在为本土资源不足而烦恼？你是否为买不到资源而烦恼？有了这个mod，你就可以修建各种炼化厂来生产资源。 PS：可选择AI是否使用 PS： 兼容KX、KR PS：修正了AI不会使用的问题 PS：用1920x1080分辩率就可解决图标显示问题 PS：可用于其他mod，而无需询问授权 2025.4.27更新： 1.16.x适配36.5k downloadsupdated 18 mo ago
• AAbility to readby El.bar.de.los.muchachosCongratulations! If you made it to this mod page, you have proven that you know how to read! If you're wondering why this mod page exists, its so that users read the descriptions of the mod they want to use. Go back and read that mod's description if you don't know why you're here. Original idea...36.2k downloadsupdated 5 y ago
• AAI Shacklesby RingwraithAI Shackles is a simple mod. It limits the ability of minor nations without any relevance to the war (like El Salvador) to produce equipment and field massive armies. Those useless armies are a great portion of why the game crawls to a halt in the late game. It means that those countries will be...36.2k downloadsupdated 4 mo ago
• RReduced Lagby cb23229Mod that gives you a decision to remove all the "useless" countries from the game in order to make the game run much faster. - Not Ironman Compatible. - Not Cross-Compatible with other Mods. Comment any bugs found.35.9k downloadsupdated 3 y ago
• TToolpack Equipment Expansionby marijn211This mod is a submod to Toolpack without the Errors that adds adding equipment to your nation or removing it. Design year determines what tier of equipment you receive, "Any" means all tiers of equipment when removing it while going for the newest tier available when adding it. Submod for Road to...35.8k downloadsupdated 3 mo ago
• SScenario:Koreaby LouDisclaimers - This mod is an attempt to recreate an historical event. As such it depicts historical people, actions and events which may be pretty heinous. As the mod creator I DO NOT endorse any of the extreme ideologies, actions or beliefs that it depicts. The main goal of the mod is to present...35.6k downloadsupdated 18 mo ago
• 55x Research, National Focus, and Political Powerby RaphlupusBasically First of all, yes it is updated for 1.9 It is what is says, here is what it does specifically: - Makes focuses complete 5x faster (if a focus is 70 days, it will be 14 days with this mod) - Makes research 5x faster - Makes Ahead Research Penalty reduced by 5x - you gain 6 political powe...35.2k downloadsupdated 6 y ago
• VVic2 to HoI4 Converterby idhrendurVic2 To HoI4 Converter Welcome to the Vic2 to HoI4 Converter project! The goal of this project is to allow a Victoria 2 campaign to be transferred and continued in Hearts of Iron 4, so you may continue your game uninterrupted, from 1826 to 1950+, and further using our other converters from Crusad...34.8k downloadsupdated 5 y ago
• MMillenium Dawn: Modern Day Mod: Russian Localisation/Translateby 76561198332881057Discord - Millenium Dawn: Modern Day Mod - это, мод который показывает всю современность с нового тысячелетия до ядерной войны! Русская локализация от po1tman. Локализация находиться в альфе, почти с каждым днем будут выходить обновления по локализации. Мы все знаем локализация от "Alfabet", у эт...34.8k downloadsupdated 6 y ago
• SSmarter Aiby TheGamingNotSmarter AI Best AI For HoI4 Compatible Mods At The Bottom Of The Description If you found a bug and want it fixed fast, or just to hear me yap join my Discord If you want to support me for making mods and help me buy future paradox games to mod Patreon you'll get a role in my discord which would...34.2k downloadsupdated 22 mo ago
• CCheat Mod (NO Ironman)by jocking*** NO, IT IS NOT IRONMAN COMPATIBLE. *** *** NO, IT IS NOT IRONMAN COMPATIBLE. *** *** NO, IT IS NOT IRONMAN COMPATIBLE. *** This mod is not made by me, I just made it to work with the latest version of the game and uploaded it to the Steam Workshop. Features: - Construction speed boost - Produc...34.1k downloadsupdated 6 y ago
• TTNO: Next Frontierby NIKA7227Per Aspera Ad Astra Ever since humanity was just born on the plains of Africa, the stars shining brightly in the black night sky have always been a symbol of dreams and hope. At last, humanity has the power to bring us closer to the objects of our longing, and now we're leaving our cradle, Earth,...34.0k downloadsupdated 22 mo ago
• AAge of Absolutism (1444-1480) [OPEN ALPHA]by 76561199226219202⚠️ IMPORTANT DISCLAIMER This mod is NOT compatible with HOI4 version 1.17 or any update beyond it. To play Age of Absolutism, you MUST roll back to version 1.16.10 in Steam’s Beta tab. Future compatibility will arrive once Paradox stops shaking the game map like a snow globe. AGE OF ABSOLUTISM –...33.7k downloadsupdated 6 mo ago
• SState Transfer Updatedby 76561198997642546Updated version a mod State Transfer Tool Working mod on 1.19.* Compatible with almost all mods Use Ctrl+Shift+h to hide the on/off button so that it doesn't obstruct the view MULTIPLAYER VERSION: Обновлённая версия мода State Transfer Tool Мод работает на версии 1.19.* Совместим почти со всеми м...33.7k downloadsupdated 5 mo ago
• RRename Country Leaders (with keyboard!)by Yard1IT'S NOT POSSIBLE TO RENAME NATIONS USING THIS TECHNIQUE. RENAMING CITIES IS TECHNICALLY POSSIBLE BUT WOULD NOT ALLOW FOR AN USER FRIENDLY IMPLEMENTATION, THEREFORE I WILL NOT DO IT. Also check out my other Rename (with keyboard) mods: Rename your current country leader to whatever name you want,...33.7k downloadsupdated 6 y ago

388 utilities 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.