All original text and design in this site was created in 2013 by Random Bozo and is licensed under the GPL General Public License. This means you can freely download and use the source code. It does not mean you don't have to pay to use this site.
All CSS techniques are acknowledged in the relevant source code.
History and culture material is adapted from Memory Alpha
Lessons and tests are adapted from The Klingon Postal Course
Some material is adapted from The Klingon Dictionary by Marc Okrand.
Fonts were obtained from Starfleet Command.
All other third-party copyrights are acknowledged both by Random Bozo and by anyone using this site.