RPG related
Open Game License
http://www.roleplayingtips.com
http://www.profantasy.com
Star System Generator
City Creator
Dugeon Generator, RPG Host
Dugeon Generator, The Demonweb
Dugeon Generator, Skeleton Key Games
Dugeon Generator, Age of Fable
Dugeon Generator, Gozzy's Cartographic Emporium
Dugeon Generator, Myth Weavers
Various Online Generators
Montana Role-Playing Calendar

Other
http://www.wotnet.com
http://www.daikenkai.com
http://www.thecomputerwhiz.com
http://www.freerice.com/