: Conversion tools improve rapidly. Check GitHub repositories (PortKit, PackConverter) regularly for new releases.
Import the broken .json model file generated by the converter. Go to and select Bedrock Model .
Highlight the .zip extension at the very end of the file name and change it to .mcaddon .
is a powerful, AI-powered conversion platform built specifically for transforming Java Edition mods into Bedrock add-ons. It currently achieves over 67% coverage across textures, models, recipes, sounds, language files, and entity behaviors. how to convert jar to mcaddon patched
Java uses a different naming convention. You may need to rename files to match Bedrock's texture mapping.
| Feature | Java Format | Bedrock Format | Action Required | | :--- | :--- | :--- | :--- | | | ModItems.register() (Java Code) | behavior_pack/items/*.json | Create JSON definition files manually. | | Recipes | RecipeSerializer or .json | behavior_pack/recipes/*.json | Reformat JSON structure to Bedrock standard. | | Entities | EntityType.Builder | behavior_pack/entities/*.json | Create entity JSON files and define behaviors. | | Logic | Java Classes | scripts/main.js | Rewrite logic using the Minecraft Script API (Gametest). | | Models | .java model files (Code-based) | .geo.json | Import Java model into Blockbench -> Export as Bedrock Geometry. |
Select both BP and RP folders → Compress into a .zip → Rename to my_addon.mcaddon : Conversion tools improve rapidly
Open the .jar with 7-Zip or WinRAR. Look inside:
Example BP/items/my_item.json :
JavaBE is free to use and particularly helpful for reducing manual setup work, allowing creators to test faster. Go to and select Bedrock Model
Here's a step-by-step guide on how to convert JAR files to MCAddon patched files:
Before we dive into the conversion process, let's briefly discuss what JAR and MCAddon files are.
If automated tools fail, you can build the .mcaddon manually. This is the best way to ensure the file is "patched" against texture glitches.
Even with the best tools, you’ll likely encounter problems. Here’s how to fix them.