Built using Java . It uses compiled bytecode ( .jar files) and relies heavily on community-driven modding APIs like Forge, Fabric, or NeoForge to inject code into the game.
How to Convert JAR to MCADDON: A Complete Guide for Minecraft Modders
Inside a new folder, create:
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Here is the step-by-step:
Not all Java features exist in Bedrock. You will likely need to adjust the functionality, especially if the mod relies on complex Java logic.
Each manifest defines crucial information: how to convert jar to mcaddon
If you plan to share your converted add‑on, and never redistribute without permission (see section below).
Rename the resulting .zip file to your desired name (e.g., MyCustomMod.zip ). Change the file extension from .zip to .mcaddon . Built using Java
models/entity/ or geometry/ (Contains your Blockbench exported models) pack_icon.png (A 256x256 square image for the game menu) Inside the Behavior Pack, create: manifest.json (The pack's identity file) entities/ (JSON files dictating how custom mobs behave) items/ (JSON components dictating item behaviors) blocks/ (JSON components dictating custom block properties) recipes/ (Crafting recipes) Step 4: Write the Manifest Files
And that is the true story of how an ancient fossil became a living addon. Not through magic, but through meticulous, loving, and slightly obsessive craftsmanship. Share public link Here is the step-by-step: Not