What are the various File type extensions for Import / Export from the Unity Pro.
The files generated during an export contain unprotected data and/or coded protected data.
The extension of each file is defined by its content that is to say by your position in the directory tree of the project browser at the time of the export.
Refer the attached file for various file type extension.
NOTE: When the first letter of the file extension is ’X’, this means that the file in XML format (extensible markup language).