Demian's Gamebook: A list of titles on the web, with reviews and descriptions of many different series

Live Action Roleplayers Association (LARPA): Non-profit organization that exists exclusively to promote live roleplaying (LARP). Includes articles, forums, blogs, and a Wiki

Mutants & Masterminds HQ: Official game site. Features Freedom City campaign background, previews of upcoming supplements, and a message board, as well as FAQ, errata, a mini-adventure, and maps

Roleplaying Tips: Weekly newsletter offering games master help and advice. Sections include roleplaying tips encyclopedia, a tips archive and games master articles

White Wolf's World of Darkness: Supporting live, tabletop, and card games, this is the official site for the venues within the World of Darkness