For those looking for pre-made updated trees rather than making their own: Expanded Generic Focus Tree : Reworked in January 2026
Place the localization file into localisation/english/ . Ensure the file is encoded in , or the text will display as broken code in-game. ⚠️ Common Errors and How to Fix Them
: Some advanced trees (like France) now include scripts to "reset" branches after certain events, like a capitulation or a civil war, allowing for a fresh start mid-game.
The tool will generate a .txt file containing your focus tree code. hoi4 focus tree maker upd
Start by placing your anchor focus. This is usually the political or industrial starting point of your nation. : Click the grid to generate a new focus node.
: The map state selector was updated to match recent game expansions, ensuring newly added states can be targeted by focuses. Revamped Country Tool
If you are a modder for Hearts of Iron IV , you know that the National Focus Tree is the soul of any nation overhaul. However, scripting these trees manually—juggling hundreds of lines of code, brackets, and localisation keys—can be a nightmare. That’s where the comes in. And now, with the recent massive UPD (Update), the tool has evolved from a simple editor into a professional-grade IDE (Integrated Development Environment) for modding. For those looking for pre-made updated trees rather
Let’s walk through creating a simple 5-focus tree for a custom nation.
The tool will draw a red connection line between them, indicating to the player that they must choose one path. Step 4: Adding Rewards and Effects
Easily locate specific focuses in large trees using the new search bar. Batch Dependency Editing: Select multiple focuses to set shared prerequisites or mutual exclusivity rules in one click. Auto-Localization Export: The tool now automatically generates The tool will generate a
The localization text players see in-game.
are still functional for quick edits, they have been criticized for lacking advanced features like ai_will_do management and scripted effects. Operation Anvil and the new HOI4 Modding Tools for VSCode
The tool now creates separate, pre-formatted localisation files ( .yml ) for titles and descriptions, eliminating manual copy-pasting.