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