DW-World.de
- Information on rituals, history, and culture, as well as an introduction to Germany for Klingons.
- http://klingon.dw-world.de/english

StarTrek.com: Library: Klingon Culture
- The official Star Trek site on Klingon culture.
- http://www.startrek.com/startrek/view/library/aliens/article/70638.html

Klingon Imperial Diplomatic Corps
- Klingon cultural resource about the Klingon society, traditions, and rituals.
- http://www.klingon.org/

Ex Astris Scientia - Galleries - Klingons
- A gallery with Klingon images.
- http://www.ex-astris-scientia.org/gallery/klingons1.htm

House of Kasara
- Well-respected family line within the Klingon Empire; best known for its Schools of Military Arts and Diplomacy as well as its large Merchant Marine Fleet. A matriarchal line that values honour and loyalty. An open house that is currently accepting new li
- http://www.housekasara.org/

Klingon Imperial Weapons Guild
- A not-for-profit organization dedicated to promoting and preserving the ancient art of Klingon bladed weaponry. The KIWG also has a private member's forum and mailing list.
- http://www.klingonimperialweaponsguild.org