Libidn is a package for internationalized string handling based on the Stringprep, Punycode, IDNA and TLD specifications. The library (libidn.a) is licensed under the GNU Lesser General Public License (see the file COPYING.LIB). The command line tool, self tests, examples, etc, are licensed under the GNU General Public License (see the file COPYING). If you need help to use Libidn, or wish to help others, you are invited to join our mailing list help-libidn@gnu.org, see . For more information, see .