By default, all software supports multiple file extensions. o2c player supports at least 1 different file extensions. The basic files that o2c player supports are .O2C. However, not all of the extensions listed on the list are always used to save the effects of work in o2c player. Very often, files with such extensions are used as source data files used by o2c player.
o2c player 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 o2c player and try to save it in another file format, also supported by o2c player.