MB is a file extension commonly associated with Maya Binary Project Format files, hence its acronym.
The Maya Binary Project Format specification was created by Autodesk.
Autodesk Maya (also known as just Maya) is a computer program dedicated to the development of 3D computer graphics, special effects, animation and drawing.
Maya is characterized by the possibilities of expansion and customization of its interface and tools.
MB files belong to the category 3D Image Files.
This project contains 3D images of textures, with their colors and lighting included, and animation commands and all data saved in a binary format.
It is important to note that MB files are saved in binary format, unlike MA files (Also from Maya) that use ASCII text.
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