Mods / GameplayHearts of Iron IV mods
Hearts of Iron IV gameplay mods
Everything filed under gameplay by its own author, ordered by how much it is used.
1,163 gameplay mods, most downloaded first · newest update 31 Oct 2026
AllGameplay1.2kAlternative History799Graphics759National Focuses678Events649Historical588Balance555Map534Military491Fixes467Utilities388Technologies357Translation292Sound269Ideologies225Music10submod5Alternate History5
1.2k gameplay mods
- Across The Dnieper (Old version)by 76561198401527123Development has ended. WORKING MOD LINK: “The old world is dying, and the new world struggles to be born; now is the time of monsters.” - Antonio Gramsci Decades on from the collapse of the Soviet Union, Europe once again finds itself in a time of peril. Domestically, many countries have been cha...42.6k downloadsupdated 2 y ago
- 10 Support Companiesby 7656119834205219410 Support Companies Not compatible with Ironman Compatible with versions Hoi4: 1.17 6 Support Companies updated: 8 Support Companies updated: Old World Blues 10 Support Companies updated: 12 Support Companies updated: WTF No Limits - Political Power/Command Power/Experience WTF Black Friday 50%...42.5k downloadsupdated 7 mo ago
- The Great Sandbox Modby Snusmumriken den GråWelcome to the Great Sandbox Mod! This is an alternative history, or rather sandbox, mod with all nations in the world balkanized into smaller or larger states. However, the names are merely placeholders for the nations they represent, as all history, context, events etc. have been scrapped in fa...42.5k downloadsupdated 22 mo ago
- Millennium Dawn: Fires of War Overhaulby DuckoTHIS MOD IS IN PUBLIC ALPHA AND REQUIRES MILLENNIUM DAWN!! IMPORTANT ANNOUNCEMENT ON ERRORS: THE VAST MAJORITY OF ERRORS ARE CAUSED BECAUSE THE GAME DOES NOT LIKE SUBMODS. ERRORS THAT ARE AFFECT GAMEPLAY WILL BE FIXED, WHILE THOSE THAT DO NOT WILL NOT. As the fires of war begin to burn across the...42.4k downloadsupdated 10 y 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
- The Fire Rises Moe Reduxby 76561199191892165Our author's account is blocked so new version here ↑↑↑ BOTH should be subscribed. QQ group：958683107 ========================================================================= The MOST PERFECT anime mod for The Fire Rises in workshop! Welcome to The Moe Rises Redux as TMRX, a mod which replace gf...42.4k downloadsupdated 11 mo ago
- TWR GDP screenby 76561199029718968Allow TWR GDP ranking to be used in vanilla and other mods. And extend the GDP system. GDP is calculated mainly by civilian and military factories, amount of resources, etc. GDP per capita varies with population and the amount of GDP. ・Civilian Factories GDP increases by 1B per Civilian Factory....42.4k downloadsupdated 3 y ago
- Escalation '84 (EAW)by Euro_General“Oh god... Please... Tell me this is a bad dream...” NORAD operator 1982 1982 Two military exercise of big scales and border incidents lead to the unthinkable. In less than a month the world is only a ghost of its former self. 1984 Two years later... As the nuclear winter is approaching, the remn...42.3k downloadsupdated 7 d ago
- BetterSupplyby 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
- Extended Timeline: The Cold War and The Modern eraby PapiricohExtended Timeline: The Cold War and The Modern era This mod is in alpha phase of development The mod allows us to travel temporarily with the historical events and their respective alternative paths, the temporary space from the beginning (1939) to 2019 Currently the mod only covers from 1939 to...42.0k downloadsupdated 7 y ago
- International 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
- 56 RolePlayby Cycrpt41.7k downloadsupdated 5 y ago
- Old World Blues: Wasteland Economyby ThorikGifts of the Wastes Ever wondered why Water - the most precious of Wasteland resources - has no real use? Ever wanted to do something with that 100+ reservoir sitting on top of your production panel? Well, now you can! This mod checks your resource every month and grants bonuses according to rese...41.7k downloadsupdated 7 y ago
- Peace Mid warby 76561198963444520Did you ever want to peace out during war? This mod allows you to peace out with your enemy mid war! My alt history mod: Because of the 1.9.3 patch some parts of the mod may not work41.5k downloadsupdated 7 y ago
- Better Mechanics : Battle Indicatorsby 76561199068700672In real life, generals and field marshals are not omniscient. They must rely on scant information from battlefield reports and imperfect, often faulty battlefield intelligence. In HOI4, the player has godlike powers of prescience. The game's combat UI shows a number/percentage indicating how clos...41.3k downloadsupdated 3 y ago
- The Fire Rises: Korea Plusby 76561198906855160Support Version: 1.19 The Fire Rises: Korea Plus Fire Rises at Korean Peninsula... The Fire Rises: Korea Plus depicts the saga of a South Korea standing on the precipice, set within the grim timeline of The Fire Rises, where the COVID-19 pandemic has swallowed history whole. The situation on the...41.1k downloadsupdated 30 d ago
- Hearts of Iron: Age of the Steam Mashinesby g-pilotThe Age of the Steam Mashines mod tells the story of an alternate universe that somewhat overtakes the real XIX century. The discovery of Leupoldite, as well as the later arrival of Europeans in the lands of Amazonia and Cromwland, have given rise to a different view of the world and its contents...41.0k downloadsupdated 8 d ago
- Better Laws for Road to 56by 76561198342580028A mod that expands the rudimentary law system into a well connected, intriguing web of choices that are balanced and impactful but also friendly to role play. Inspired by these mods: Better Mechanics : Civilian and Military Laws Better Government Pax Brittanica Millenium Dawn TNO Compatibility Co...41.0k downloadsupdated 3 y ago
- Better Mechanics : Buttonsby 76561199068700672This is essentially an update of WW's Buttons to be compatible with current hoi4 This changed the toolbar to something more varied and beautiful, resembling the old style of buttons pre-La Resistance. Also made the buildings look less cartoony and more in line with HOI4's art style (s/o to Gold B...40.9k downloadsupdated 2 y ago
- Pride and Fall: The Last Days of Polandby HerderUPDATED TO 1.19.2 MOŻNA GRAĆ PO POLSKU, POLSKA GUROM Welcome, travelers to a fairy tale land where magic happens on a daily basis. This mysterious country is called Poland. It is known that Pride comes before the Fall. And The Fall came really abruptly. In 2025, the ruling Law and Justice party r...40.8k downloadsupdated 17 d ago
- OWB - Darkness Fallsby SilverHoodOWB - Darkness Falls ------------------------------ 9th July - Hotfix Disabled custom load screen and music as they could cause pipeline failed errors when looking at province building screen. 12 June 2026 - Hotfix - Update for new version of OWB / HOI4 - Removed some AI portraits for Cause Leade...40.6k downloadsupdated 4 mo ago
- Better Mechanics : Elite Forcesby 76561199068700672Created by amazing mod tester and developer Vonkaja How many times would you have liked to deploy the Elite Forces of one of the Major nations on the battlefield? ELITE FORCES allows you to do this with the right balance between historicity and playability. In reality, some nations had Elite Forc...40.6k downloadsupdated 5 mo ago
- Expanded 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
- Embargo Modby PlayerIf you enjoy this mod please rate it so that others can see it on the workshop and enjoy it as well. This mod will allow you to issue an embargo against other nations to prevent them buying resources from you. The AI will also embargo other AI and non AI countries to prevent them from buying reso...40.4k downloadsupdated 3 y ago
- Faster War Goalsby bencefice31Faster justification and creates less threat40.2k downloadsupdated 7 y ago
- The Resource Warby TomatoHistorically, World War II was a war of economics. Britain’s blockade on Germany motivated their gambit to seize the Ukraine, while German convoy raids brought the British to their knees. Copper shortages were only narrowly avoided – the Soviets demanded copper-rich territories from Finland to he...40.1k downloadsupdated 8 y ago
- Second Sengokuby 76561199099957545Welcome to Second Sengoku **Update 1.16.2** What if the Shogunate won the Boshin War In 1867 a rebellion broke out in Japan. A group of daimyo tried to restore the emperor and depose the shogun. Despite the odds, however, the Shogunate was able to prevail thanks to reforms created by Léon Roches...40.0k downloadsupdated 16 mo ago
- Pax Britannica: Legacy Editionby New GrestinThe Legacy Version of Pax Britannica is currently no longer in development, but now available again on steam in conjunction with the release of Pax Britannica: An Imperial Timeline. Please note that this mod does not function on current versions of Hearts of Iron 4. “Were you to read the British...39.7k downloadsupdated 8 y ago
- Rise of the Lion - Czechoslovakia Reworkby 76561198879298887Rise of the Lion features a completely new focus tree for Czechoslovakia and Slovakia. The new Czechoslovakian focus tree consists of the following paths: 1. Communist path - Embrace the revolution through its various interpretations and ally or fight the Soviets 2. Democratic path - Join the All...39.5k downloadsupdated 3 mo ago
- Courier Six Reduxby MandoChillyUPDATE, OCT 21 2026: Fixes: Updated for latest OWB version Fixed tech tree issues This is an updated version of the old Courer Six mod: Credits go to the author 'steedless' for making the original mod. Mod Features: Overhauled Vegas tree with paths that unlock tech/rewards for certain playstyles:...39.5k downloadsupdated 16 d ago
- Historical Immersion Event Packby CSRZFINAL UPDATE ________ COMPATIBILITY ISSUES: - none ________ Pack of historical events that were mostly cut or completely omitted from the newest Hearts of Iron game. Intended to be used with "historical focus" on (now it works with historical focus off too - so if you want to see weird stuff like...39.5k downloadsupdated 6 d ago
- Medals For Everyoneby Racer911-1Ever felt like you are being scammed out of your political power? Ever thought to yourself why you can only choose a limited amount of Medals? Ever wished to decorate your troops in Medals like Zhukov? Well this mod does it right for you. All Medals are now FREE and they can be handed out for EVE...39.5k downloadsupdated 1 mo ago
- The Rise of Romeby CaS35OUTDATED, IN DEVELOPMENT AGAIN Patience is a virtue. One must not forget his priorities in life. Hence, development of this mod has been paused for admittedly too long. We all want to see this mod prosper and grow to its full potential. Bear with me. This journey will be continued, and we will en...39.4k downloadsupdated 9 y ago
- Tiberium Alert [Public Alpha]by Wurt [BY][] Welcome to the world of Command and Conquer: Tiberium War. The year is 2045. The world is shattered — not just by war, but by the crystal plague called Tiberium. Entire continents are scarred. Governments have collapsed. Survivors cling to life in fortified Blue Zones, while the rest of the pl...39.3k downloadsupdated 16 mo ago
- Realistic 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
- Classical Musicby TheRealReineDeL'EauClassical Music from the Boroque to the Contemporary Era! Info: Monthly Updates Song Suggestions Compatibilities Ironman All mods Track List Disclaimer: Thanks to ✠TheWhisperingDeath✠ for the inspiration in making this mod. You can find his (legacy) version here. Note: Please use the discussions...39.1k downloadsupdated 5 y ago
- The Age of a New Beginning: Betaby GhostIf you enjoy this mod please rate it so that others can see it on the workshop and enjoy it as well. This will also help us work faster and better, because motivation matters. Check our Discord for the Next Major Update: Announcement: The Mod IS compatible with By Blood Alone. NOTE:Before random...39.1k downloadsupdated 11 mo ago
- Resistance Not Allowedby JagyResistance Not Allowed Resistance Not Allowed (formerly known as the "No Resistance mod") is a simple mod that adds a new occupation policy, which completely bans resistance (by the power of LAW!). What does the new occupation policy do? It completely removes any resistance and raises compliance...39.0k downloadsupdated 10 mo ago
- Better Mechanics : Commanders Limitby 76561199068700672Hey, Everyone; I made a small mod that changes how many units leaders can command. Kaiserreich Patch : 1. Improves Immersion As the generals command a larger historical army, it doesn't feel right to fight a world war with only a handful of generals needed. 2. Re-balancing By reducing the average...39.0k downloadsupdated 3 mo ago
- Walkers 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
- [OBSOLETE, INCLUDED IN THE MOD ITSELF] Kaiserreich Custom Country Pathsby OctotoOBSOLETE OBSOLETE OBSOLETE Note This submod is now adapted into the base game, so it is no longer needed. Thank you for all your support!!! For additional country paths, check out this submod made by HS1san in the link below: Kaiserreich Custom Paths 2: Electric Boogaloo Requires: Hearts of Iron...38.8k downloadsupdated 7 y ago
- Better 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
- Realistic 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
- Kaiserredux - A Rising Dragonby 76561198846601644We are a submod for the mod Kaisseredux that focus' on adding more content to asia. We plan to further expand this content and refine it till you get the best. Come join the wackiness and play the mod. Content added for release: Socialist Content For Legation Cities Philipines Content Burma Tree...38.2k downloadsupdated 3 mo ago
- Generic 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
- Create 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
- 2x faster buildingby arcaFor people that wanted faster bulding for 2x faster research and national focus. - Increases speed of building by 2 times. Everything builds now 2 times faster. Global version, should work with most mods.38.0k downloadsupdated 3 y ago
1.2k gameplay 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.