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