By default, all software supports multiple file extensions. Sokoban++ supports at least 1 different file extensions. The basic files that Sokoban++ supports are .G4B. However, not all of the extensions listed on the list are always used to save the effects of work in Sokoban++. Very often, files with such extensions are used as source data files used by Sokoban++.
Sokoban++ 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 Sokoban++ and try to save it in another file format, also supported by Sokoban++.