This library can be distributed under the terms of the Ruby license. You can freely distribute/modify this library.
It is included in the Ruby standard library.
ftools adds several (class, not instance) methods to the File class, for copying, moving, deleting, installing, and comparing files, as well as creating a directory path. See the File class for details.
FileUtils contains all or nearly all the same functionality and more, and is a recommended option over ftools
then the File class aquires some utility methods for copying, moving, and deleting files, and more.
See the method descriptions below, and consider using FileUtils as it is more comprehensive.