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