# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

.BSA File Extension

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File TypeBethesda Softworks Archive
DeveloperBethesda Softworks
4.1 (13 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryGame Files
File Format Description

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.

Program(s) that open .BSA files
Updated 7/1/2014