By default, all software supports multiple file extensions. The Elder Scrolls III: Morrowind supports at least 3 different file extensions. The basic files that The Elder Scrolls III: Morrowind supports are .BSA. However, not all of the extensions listed on the list are always used to save the effects of work in The Elder Scrolls III: Morrowind. Very often, files with such extensions are used as source data files used by The Elder Scrolls III: Morrowind.
The Elder Scrolls III: Morrowind can be used to convert file formats between the file extensions listed below. You can open a file with one of the file extensions below via The Elder Scrolls III: Morrowind and try to save it in another file format, also supported by The Elder Scrolls III: Morrowind.