Usually FOSS applications save files in open formats. Usually closed formats are created by proprietary applications. You may be able to open the closed format created by a proprietary application, in an equivalent FOSS application and 'save as' an open format. | Usually FOSS applications save files in open formats. Usually closed formats are created by proprietary applications. You may be able to open the closed format created by a proprietary application, in an equivalent FOSS application and 'save as' an open format. |