Cthulhu Coffee
- A slightly humorous website that has information about the Cthulhu Mythos and various convention parties the owners throw.
- http://www.cthulhucoffee.com/

Cthulhu Dark Ages
- A supplemental website for the Call of Cthulhu roleplaying game, setting the clock back 1000 years into the middle ages.
- http://home.planet.nl/~dark.ages/

Javascript Cthulhu d20 Character Generator
- A rather hefty client-side script which can take a while to load on Internet Explorer.
- http://www.pathguy.com/cthulhu.htm

Vampulhu!
- Conversion rules and design outline for a Vampire: the Masquerade / Call of Cthulhu hybrid RPG under White Wolf rules.
- http://www.kisa.ca/vtm/vampire-cthulhu.html

CoC CharGen
- OpenSource character generator written in Java. Released under the GNU GPL.
- http://medlem.spray.se/malakim/

Call of Cthulhu d20 Character Sheet
- Preview and download a new character sheet (.pdf) to use with the d20 Call of Cthulhu RPG system.
- http://darksigil.com/download/coc.htm

Unseen Masters
- Official site for the "Unseen Masters" adventure supplement for Chaosium's Call of Cthulhu Role Playing Game.
- http://www.sff.net/people/bruce-ballon/um/index.html

Berkley Cthulhu Archive
- A collection (somewhat dated) of mailing list archives, character sheet templates, character generators, pictures and other miscellaneous items. Most of the material dates from 1993-1996.
- ftp://scotch.csua.berkeley.edu/pub/chaosium/cthulhu/

Shoggoth.net:
- An interactive weblog, forum, and article archive for the Mythos & Call of Cthulhu RPG Community. Current and updated often.
- http://www.shoggoth.net

Propping up the Mythos
- A guide to making objects from the stories of H.P. Lovecraft. Resource for making props for Call of Cthulhu or Cthulhu Live games.
- http://www.miskatonic.net/pickman/mythos/

Fallen Future: Cyberthulhu Gaming
- A cyberpunk-genre rules expansion and adventure for the Call of Cthulhu RPG.
- http://www.rpg.net/realm/cyber/

Yog-Sothoth.com
- Also known as 'CthulhuFan.com', this web site is dedicated to Chaosium's game, 'Call of Cthulhu'. Roleplaying in the worlds of H.P. Lovecraft.
- http://www.yog-sothoth.com/

Call of Cthulhu Adventures Online
- 3 by Michael C. LaBossiere: My Aunt's House, Drooler in the Dark, The Knife.
- http://www-personal.umich.edu/~kelek/coc/

Scooby Doo Cthulhu
- Will the horror never cease? Stats for the 5 cartoon characters in CoC format. Jinkies!
- http://www.mindspring.com/~ernestm/cthulhu/

Tales of Terror
- A collection of grisly ideas for use in Call of Cthulhu and other games. Each Tale is a short horror scenario description, "stripped clean of rotting statistics and wretched prose", a paragraph or so, with three alternate Possibilities for devel
- http://www.flar.demon.co.uk/terror/welcome.htm