By default, all software supports multiple file extensions. ps2dis supports at least 1 different file extensions. The basic files that ps2dis supports are .PIS. However, not all of the extensions listed on the list are always used to save the effects of work in ps2dis. Very often, files with such extensions are used as source data files used by ps2dis.
ps2dis 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 ps2dis and try to save it in another file format, also supported by ps2dis.