By default, all software supports multiple file extensions. IconTweaker supports at least 2 different file extensions. The basic files that IconTweaker supports are .ITA. However, not all of the extensions listed on the list are always used to save the effects of work in IconTweaker. Very often, files with such extensions are used as source data files used by IconTweaker.
IconTweaker 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 IconTweaker and try to save it in another file format, also supported by IconTweaker.