ABVME

Asset Bundles Viewer Modifier and Exporter

A simple tool for viewing, modifying, and exporting Unity Asset Bundles. Easy to use like AssetStudio, but focused on making asset modification simpler. Built with Python using UnityPy.

📸 Screenshot

Click to expand

Usage

• You can use the pre-built executables from Releases.
• Or, clone the repository and run from source:

  git clone https://github.com/com55/ABVME.git
  cd ABVME

  • Using uv (Recommended)

    uv sync
    uv run app.py

  • Using pip

    pip install -r requirements.txt
    python app.py

Features

• Asset Preview - View asset contents directly in the app
• Asset Export - Export single or multiple selected assets
• Asset Modification - Replace asset data with external files
• Bundle Saving - Save modified AssetBundles back to disk (all / selected / per-bundle)
• Column Filtering - Filter the asset table by Type and Source File
• Drag & Drop
  • Drop AssetBundle files onto the table to load them
  • Drop replacement files onto the preview to replace the selected asset
• Open from Explorer - Selecting multiple bundle files in Explorer and opening them loads everything into one window
• Supported asset types
  • TextAsset — view, export, replace
  • Texture2D — view, export, replace

TODO

• Mesh support
• CRC Corrector - Make CRC32 the same as the original file after modification
• Bundles Migration - Transfer modifications to new base files
• Atlas Image Unpacker
• SpineSkeletonDataConverter integration (add-on)
• SpineViewer to render preview file integration (add-on)
• BA-AD integration to find and download files when migrating to other platforms where they were not downloaded (add-on)

Contributing

• Found a bug or have a suggestion? Please open an issue
• Pull requests are welcome!

Acknowledgments

• AssetStudio - The main inspiration
• UnityPy - Core library
• PhotoViewer - PhotoViewer implementation reference

License

MIT