RANDOM.ORG - RANDOM.ORG offers true random numbers to anyone on the Internet.
Rolz - Free dice-rolling tools for role-playing games.
GeneratorMix - A place with hundreds of generators split into different categories from science to entertainment.
Open Yahtzee - A cross-platform Yahtzee game.
Randommer - Generate random number, telephone numbers, text, hashed and social security numbers
Kiriki - Kiriki is a dice game for Linux distributed by KDE, based on the popular analog dice game called Yahtzee. Designed to be played by as many as six players, participants have to collect points by rolling five dice for up to three times per turn.