Windows
Compatible Applications
File Extension Details
The BGSM (Bethesda Game Material) file format is a proprietary data file used extensively by games built on the Bethesda Creation Engine, notably Fallout 4, Skyrim Special Edition, and Starfield. These files are essential for defining the visual properties and rendering behavior of materials applied to 3D models (NIF files) within the game world. A BGSM file does not contain the actual texture data (which is typically stored in DDS format) or the mesh geometry itself. Instead, it acts as a configuration file, specifying critical rendering parameters. These parameters include the paths to various texture maps (diffuse, normal, specular, environment maps), shader flags (e.g., transparency, glow, parallax, wetness), and specific color and intensity values (ambient, diffuse, specular colors). Modders and content creators rely heavily on BGSM files to customize the appearance of assets, ensuring that custom models integrate correctly and utilize the engine's advanced rendering features. They are crucial for achieving physically based rendering (PBR) effects within the game environment.
Programs that can open and work with .bgsm files
Compatible Applications
Compatible Applications
Compatible Applications
Mobile Applications
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About .bgsm files
To open a .bgsm file, you need compatible software. Here are some options:
To convert a .bgsm file to another format, you can:
Like any file type, .bgsm files can be safe or potentially risky depending on their source:
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