Scene.pkg Unpacker [new] Link

| File | Purpose | |------|---------| | *.toc | Table of contents – lists all resources with offsets, sizes, and EBX GUIDs. | | *.cat | Catalog of chunk IDs mapping to physical packages. | | *.pkg (or cas_*.pkg ) | Actual raw data storage, often compressed with or Zstandard , optionally encrypted with AES-256-CTR. |

This article explores the internal anatomy of these archives and the logic required to build an unpacker. scene.pkg unpacker

Frostbite uses (fast, low ratio) for runtime streaming assets and Zstd (higher compression) for archives. Decompression must handle: | File | Purpose | |------|---------| | *