By default, all software supports multiple file extensions. Opens as a folder supports at least 1 different file extensions. The basic files that Opens as a folder supports are .LPROJ. However, not all of the extensions listed on the list are always used to save the effects of work in Opens as a folder. Very often, files with such extensions are used as source data files used by Opens as a folder.
Opens as a folder 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 Opens as a folder and try to save it in another file format, also supported by Opens as a folder.