How to Convert a .jar Minecraft Mod to a .mcaddon

(JavaScript/TypeScript) or Bedrock's built-in animation controllers and entity files.

  1. Rename your file from mod.jar to mod.zip.
  2. Right-click and extract the files using a tool like 7-Zip or WinRAR.
  3. Look for folders labeled assets, textures, models, and a file usually named modinfo or similar.

file structure

If you have a specific mod in mind, I can help you look at its or explain how to translate a specific Java feature into a Bedrock component.

  • Create a new folder with a .mcaddon extension (e.g., MyAddon.mcaddon).
  • Inside this folder, create the following subfolders:
    1. If the Java mod was built using GeckoLib (a common animation library), check if the mod author has a Bedrock version.
    2. If not, you can use the GeckoLib Animation Convertor (available on GitHub) to convert the Java animation files (.java or .jem) into Bedrock geometry files (.json).