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