File Extension Library

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.BSA File Extension

  • Developer by: Bethesda Softworks
  • Category: Game Files
  • Format: Binary

What are .BSA files and how to open them?

Can't open .BSA file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .BSA file.

What is a .BSA file extension?

.BSA file extension is created by Bethesda Softworks. .BSA has been classified as Game Files. The format of .BSA file is Binary.

.BSA is Bethesda Softworks Archive

Compressed game data archive used by Bethesda Softworks video games; contains 3d models, textures, sounds, and other data referenced by each game.

BSA files are not meant to be altered, but they can be "modded" in order to change the gameplay. Various programs exist to unpack and alter BSA files.

List of all softwares that can open the Bethesda Softworks Archive
Windows
BSA Commander
Fallout mod manager
FO3Archive
Bethesda Archive Extractor

How to fix problems with .BSA files

  1. You need to update the application that you normally use to open .BSA files. Only the latest version of the software supports the current .BSA file format
  2. You need to check the .BSA file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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