Card Games - http://www.pagat.com/
The largest collection of card game rules on the Internet, with information about hundreds of card and tile games from all parts of the world.
Game Rules - http://gamerules.org/
GameRules.org - Find the rules to your favourite card games
Texas Hold'em Poker - http://www.holdem-poker.pro
Providing comparisons and reviews of online French poker sites.
The House Of Cards - http://thehouseofcards.com/
A central resource for all information related to playing cards, including rules to card games, links to other card game sites on the web, links to card games of every type, and information on playing cards themselves.