http://www.zynga.com/

Games: Café World, FarmVille, FishVille, FrontierVille, PetVille, Treasure Isle, YoVille, Fashion Wars, Mafia Wars, Pirates, Special Forces, Vampire Wars, BlackJack, Poker Blitz, Street Racing, Zynga Poker, Warstorm, PathWords, Scramble, Word Twist,