.BSA File Extension

Bethesda Softworks Archive

BSA files are game data archives for Bethesda games. They hold resources like textures and models. BSA files are not meant to be changed. But they can be "modded" to alter gameplay. Various programs u...

General Information

Title BSA File Extension
Extension .bsa
Full Form Bethesda Softworks Archive
File Type Game Archive File
Developer Bethesda Softworks
MIME Type application/octet-stream

File Function

Primary Function Store game data
Additional Functions Package textures, models, sounds
Features Compression, Bundling

File Characteristics

Quality High
Supports Layers No
Supports Transparency Varies
Editable With Tools

Use Cases

Game Modding Yes
Game Development Yes
Data Extraction Yes

Security and Practices

Security Risks Mod Tampering
Best Practices Verified Sources, Regular updates

Historical/Version Information

Initial Release 2002
Latest Version Depends on game

Associated Types

Similar Extensions .esp, .esm, .ba2

Software Compatibility

Software Usage Policy OS Compatibility
Bethesda Game Studios Games Game Purchase Windows, Console Platforms
BSA Browser Free Windows
Fallout Mod Manager Free Windows