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.
AllGameplay1.2kAlternative History800Graphics760National Focuses679Events650Historical589Balance555Map535Military491Fixes468Utilities388Technologies357Translation293Sound270Ideologies225Music10submod5Alternate History5
1.2k gameplay mods
- Mankind's Valhalla: The New German Order (EAW)by 76561199138451403IMPORTANT, READ BEFORE PLAYING: This mod must be played alongside Equestria At war (YOU WILL CRASH IF YOU DON'T ENABLE EAW). And other mods must be disabled. We will not accept any crash/bug reports if you have not turned on historical AI while playing this mod, or have enabled any other mod besi...18.3k downloadsupdated 27 d ago
- Release Foreign Territoryby Sniff2001Release Foreign Territory _____________________________________________________ ★ No DLCs Required ★ Supports 1.7.1 ★ 100+ Nations and capitals! _____________________________________________________ Release Foreign Territory is a mod I've worked on for a long time in my spare time, but now I'm pr...18.3k downloadsupdated 7 y ago
- Total Mobilisationby Tegridy FarmsUpdated June 2026 Discord: Total Mobilisation provides a true military, economic and political simulator during the World War 2 era. The entire combat system has been reworked from scratch to create realistic and deadly combat similar to those used in operational wargames set in the period. Total...18.3k downloadsupdated 2 mo ago
- Tensions on the Korean Peninsula [North Korea Reset]（English version）by 76561198970429456Tensions on the Korean Peninsula Let's start with our favorite nation icons from the new DLC (scratch that)! Which one appeals to you the most? Some nation icons and art Introduction Five thousand years of civilization once nurtured a brilliant galaxy on this land known as the "Three Thousand Mil...18.3k downloadsupdated 2 mo ago
- The Battle of Stalingradby 76561198379908997if you like this mod, please rate it :) Version: v1.3.1 "Little Saturn" 22 November, 1942 In a move completely stunning the German Army, the Soviet Union have launched an offensive aimed at encircling the Axis soldiers in Stalingrad. An Operation that Zhukov had planned since September, codenamed...18.3k downloadsupdated 6 y ago
- US Reworkby 76561199384885816This mod aims to completely overhaul the United States, providing players with a better gameplay experience while maintaining moderate balance. Current progress: New Political National Focus Trees: Democratic Path: Completely reworked national focus tree, with hundreds of new focuses; different e...18.2k downloadsupdated 2 mo ago
- Fast Manpower (Can Disable/Enable at will)by LimitspassedIn this mod you can gain weekly manpower faster. - Only affects the Player AI is not affected. - These are done via decisions which add an idea to your nation which can be removed via the remove decision that appears. - If you remove the idea via the decision the modifier stays active until the m...18.2k downloadsupdated 7 y ago
- Finnica Fortitude: A Total Finland Reworkby Hauki ><>----DISCONTINUED SINCE AAT!---- All assets free to use for anyone to use for any purpose. Also updating the mod is allowed if someone wants to do it. Finnica Fortitude is a total rework of Finland. The mod is still in development, so any feedback is appreciated. And in the case you like the mod,...18.2k downloadsupdated 3 y ago
- Bicycles for everyone (1.10)by LegendarymarvinAdds a decision for everyone to get the (formerly) Japan-exclusive Bicycle-Unit. The AI will not take the decision. You need support equipment researched to be able to use bicycle battalions.18.2k downloadsupdated 6 y ago
- More MIOsby 76561199093906499Have YOU ever felt like the concept of MIOs cool, but the way it was implemented was somewhat generic and lacking? I have. So I made this mod. The More MIOs mod adds new Military Industrial Organizations (MIOs) to many minor and major countries, as well as new icons and traits for already existin...18.2k downloadsupdated 5 mo ago
- The Rising Sunby Chinese GodfatherOld World Blues - The Rising Sun When the bombs fell, the members of the yakuza syndicate's American branch were chased out of the West Coast's great metropolises, finding refuge only in the remote mountains of Nevada. Two centuries later, they still endure. With their leaders gearing for war and...18.1k downloadsupdated 2 mo ago
- Game of Thrones Legacyby 76561198829648359Game of Thrones Legacy Introduction Welcome to Game of Thrones, a complete overhaul of Hearts of Iron IV, bringing the epic world of Westeros to life. Immerse yourself in the brutal politics, legendary battles, and complex alliances of the Seven Kingdoms. Dive into an experience where knights rid...18.0k downloadsupdated 18 d ago
- Better Mechanics : Ultimatumsby 76561198392304827Better Mechanics: Ultimatums Diplomacy is the art of saying 'nice doggy' until you can find a rock. Fed up with the binary choice between "Justify War Goal" and "Declare War"? Ultimatums drops a deep, realistic, high-stakes diplomatic layer straight into Hearts of Iron IV. If you've used other de...18.0k downloadsupdated 3 mo ago
- [Abandoned]++Easybuff - Endsiegby 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 Requires the original Easybuff mod to be active. This edits a few of the files in the original Easybuff mod to have it work for Endsiegs ideologies, Fac...18.0k downloadsupdated 6 y ago
- Player-Led Peace Conferences (Legacy)by NeutrinoThis is the legacy version of my Player Led Peace Conference mod, for players on versions 1.10 or 1.11. This mod gives players full and direct control of peace conference proceedings in wars they are involved in. IMPORTANT: You may need to press "Pass" a couple of times before the AI gives you th...17.9k downloadsupdated 4 y ago
- BSR Public Beta 3.0by John Lights-OutDiscord: Application form: IMPORTANT NOTES: This mod is not compatible with Road to 56, Kaiserreich, TNO, Great War Redux or most mods which change leaders, states, national focuses and such Colorize Your Country is integrated into the mod already, don't use it separately. Description: The Best M...17.9k downloadsupdated 5 y ago
- More Research Slotsby Dman1791Adds an event on game start allowing you to add extra research slots to the world. Adds up to 2 slots per major and 1 per minor. Should work with any version of the game and shouldn't conflict with other mods.17.9k downloadsupdated 4 y ago
- Colourblindness Mod (1.7.1)by wemigemi-Note, This mod is designed for deutans (red-green colourblindness) although it should help anybody struggling to see the colours. - Ironman compatible. I only updated this mod for me and the few that wanted it, the original mod is below. Partario's 1.6 version -17.9k downloadsupdated 7 y ago
- [DEPRECATED] Updated German Focus Tree Iconsby 76561198958503272WARNING As of version 1.15, this mod's status is now deprecated due to the new focus tree that, quite frankly, completely blows my work out of the water. If any of you so wish to, you're free to use this mod in yours however you may like as long as you credit me. ─────────────────────────────────...17.8k downloadsupdated 2 y ago
- RPG Modeby VeydemAdvanced combat system for Hearts of Iron 4 Required version of HOI4 (1.12+) Compatible with many global mods, vanilla and Expert AI. Not compatible with "The Road to 56" . The Waking the Tiger DLC is required to select leader traits. Language support: Russian, English, Portuguese, French, German...17.8k downloadsupdated 4 y ago
- Mini-Mod: Game Speed Boostby Rico DandelesThis mod may boost your speed by an absurd amount if you click on the red speed. However if you use a poor computer, it will minimally boost speed. This mod achieves an increased game speed by a not-so-complex throttling rule implemented by the custom file in this mod. Currently Supports: 1.12.11...17.8k downloadsupdated 4 y ago
- Division Limits++by ScrambleAs the title says, removes the division limit from field marshals, generals, and navy commanders. Generals must be promoted to field marshals first, as having generals with no limit messed up the AI. Promote to field marshals first, then use them as generals.17.8k downloadsupdated 4 y ago
- Economy in HOI4by Alex_URFAThis is a Beta, exists a possibility from error, report all errors please. I am sorry, the next actualization is for July, but I'll keep working on it. PLUS ULTRA17.7k downloadsupdated 6 y ago
- Ukraine Focus Modby GandiDoorThis Mod is a complete do-up of Ukraine, Focusing mainly on Overhauling the Focus Tree and its Ideas. =======This is the repaired version======= Currently Contains: -Full Ukraine Focus Tree with Custom Icons and Ideas -Fully Integrated Event Chains for demanding and requesting territory, guarante...17.7k downloadsupdated 5 y ago
- Increased Resources Revivedby VinceRework of the Increased resources mod for 1.5.4 to 1.10.x. All credit for original values goes to LuckyLucaz. Please leave a comment if you find any issues with the mod and I will do my best to correct them. NOTE ABOUT COMPATIBILITY: Any mods that modify the states files in the history folder wil...17.7k downloadsupdated 6 y ago
- Hearts of Iron IV: The Great War_CNby imjxIMJX汉化组为您呈现 钢铁雄心4一战mod的汉化版 原mod： 使用时需要加载52汉化，无需加载原mod 文本：IMJX，callofduty8，iTrW，rickytse06，Tekggd，cryt0n，jishuzhai007，nysdgs 校对：IMJX，callofduty8 注：本汉化仍不完善，事件还有大量未翻译的部分，请多多包涵，日后会逐渐补上17.7k downloadsupdated 8 y ago
- -Historical German Flagby CalleahJust a small mod of mine for the proper flag use by the German's during WW2 and in the right position (unlike some others on the workshop). This only overwrites the German Fascist Flag, so you can enjoy with many other mods.17.7k downloadsupdated 5 y ago
- (WIP) World War Dinosaurby 76561198362644485NOW WORKS IN 1.9.*! Still EXTREMELY WIP. Join our discord here to get posted on updates and give your suggestions: discord.gg/zp67vek ****************************************************** Since this item is somehow getting popular again, I'll state here that this mod has not been in development...17.7k downloadsupdated 4 y ago
- Mercenaries & International Marketby theRealMaxAlexMercenaries and the International Market Current Version: v0.3.2, Compatible with v1.17.3 'Musketeer' This mod aims to introduce a mechanism of Mercenaries that allows players to convert manpower into tradable units on the International Market, enabling the rational exchange of surplus manpower f...17.7k downloadsupdated 8 mo ago
- Historical Poland: Reduxby BartiniWARNING! This mod is in an early state of development currently, and will have unfinished work! Current version: 1.2.4, released 04/08/2026 Compatible with: 1.19 Supported languages: English, Polish Historical Poland: Redux is a mod which aims to overhaul Poland in the Hearts of Iron IV while mai...17.7k downloadsupdated 17 d ago
- Vaterland - Restoration of Austria-Hungaryby sarahfawksVaterland - Restoration of Austria-Hungary Millenium Dawn - Submod Version 3.1 Update 3 > Reworked Military Focuses for Germany > Rebalanced AI chances to accept or refuse returning territory > Removed Economic Focus Tree in favour of making it available to every ideology The Vaterland Mod is aim...17.6k downloadsupdated 9 y ago
- OWB - Old World Roads [Integrated]by Standard UsernameA Supply Rework for Old World Blues This submod has been integrated into base Old World Blues, much thanks to the dev team for their work! Thank you for playing!17.6k downloadsupdated 4 mo ago
- EaW – Ghosts of Yoreby ElegioneerGhosts of Yore (GoY) is a narrative-driven submod for Equestria at War aimed at thorough improvement of underdeveloped nations of the world: expansive focus trees, frequent events, developing stories, and challenging gameplay opportunities await you. The current release 3.1.7.5 includes four rewo...17.6k downloadsupdated 29 d ago
- WH Market (Purchase of weapons, factories and resources)by Wh1teWullSummary: The mod adds a store to the Decisions tab, where the player can purchase various types of equipment, research bonuses, and research slots (Scientific department), as well as civilian factories, military factories, dockyards, refineries, boost your political power, and manpower (Investmen...17.6k downloadsupdated 9 mo ago
- Additional Ship and Tank Slots ++Ultimate Tech Tree: New Horizons++by AlicePracticeAs has been requested multiple times here's the Version for Ultimate Tech Tree: New Horizons the standalone can be found here Tank slot only version here17.6k downloadsupdated 4 y ago
- Old World Blues - Bone Cohortby Iván28/09/2025 Version: 2.5.3a Happy Birthday to me Just bugfixes and getting back in shape. "Two brothers. That's what they were, from where did they come from? Why they were here? And most importantly... will they survive what is to come? The Oregon wont be the same..." "I do not care what you say,...17.6k downloadsupdated 12 mo ago
- Roman 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...17.5k downloadsupdated 7 y ago
- Better MIOby deleone21This mod adds new Military Industrial Organizations (MIOs) for all four types, one for each type: 1. Bastion Armory(Tanks) 2. ArmadaCraft Shipbuilding(Ships) 3. Warhawk Dynamics(Planes) 4. Vanguard Armament Co.(Materiel) More realistic/hard version of this mod in my workshop The AI will not use t...17.5k downloadsupdated 22 mo ago
- Ultimate God Modeby RCH_02Ever thought about tiny countries such as Luxembourg could take on the whole world? This mod makes it far easier to do so and you can watch your country steamroll the continent satisfyingly. With a click or two, it maxes all the stats out and powers your country by a lot. Please Read Below Just a...17.5k downloadsupdated 3 mo ago
- Araxiel's Signal Company Buffby AraxielThis little mod buffs the Signal Company, for extra immersion, realism and historical accuracy. I always found the signal company to be massively underwhelming and a waste of time and resources. It is the most expensive support company to build and train and takes a lot of time to research and al...17.5k downloadsupdated 10 y ago
- Chant 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
- Kaiserredux Path Wheelby truck gamingEver felt so overwhelmed by the amount of content in Kaiserredux that you just don't know what path to play? Then just try your luck with this mod! This is essentially a tiny submod that changes the KX subreddit shortcut on the main menu to a wheel of fortune which includes all the paths made by...17.5k downloadsupdated 1 mo ago
- Additionnal Tank Technologiesby Edouard_SaladierThis mod add new technologies adding buffs to the different models of tanks you can research. Due to game limitations, which do not allow technologies to directly gives equipment bonuses, I had to use hidden ideas giving these bonuses, meaning that all the buffs will not be visible, but they will...17.5k downloadsupdated 7 y ago
- Hearts 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
- Ushakov's Expanded Buildings [Extended Hiatus]by 76561198411301360UPDATES: 2024 March 16: Updated for 1.14, increased compatibility. 2023 November 2: Construction BGs are now the correct size. 2023 October 14: Updated for AAT DLC. New Buildings: - Resource Plants -- Can be improved via technology - Synthetic Oil and Rubber Refineries -- Separated and can be imp...17.5k downloadsupdated 3 y ago
- Germany Expandedby 76561198333265937● Germany Expanded: A Complete Overhaul Let’s be honest, the vanilla German focus tree has started to feel a bit limited after all these years. We’ve all played the same few paths dozens of times, and I felt it was time for something that offered more depth and actual strategic choices. Germany...17.5k downloadsupdated 3 mo ago
- 1930by Count TymeThis mod starts the game in 1930 or 1933. Check out the change notes tab to see what I am currently working on. ---------------------------- LITE VERSION ---------------------------- I am working on getting all of the old features updated. You should expect to see more and more of the old events,...17.5k downloadsupdated 6 mo ago
- Special 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...17.4k downloadsupdated 3 y ago