Mod:Creation Kit/Archive File

File Extension: .bsa .ba2

The archive files store other files such as scripts, textures, materials, meshes, sounds, videos, and others to load during runtime. Archive files require a Data File of the same name to be activated or the archived content will be ignored.

Tooling

 * The Creation Kit includes tooling for working with game archives.
 * There are community software projects that provided tooling for working with game archives.