Knuffel Windows game based on 'Yahtzee' with a mailing list, chat page, and high scores list. http://www.plenio.com/knuffel/

Tim's Yahtzee Single-player 'Yahtzee' clone for Windows with simple point and click play. http://www.gonebowlin.com/freeware.html

Yahtzee A version for Windows. http://www.rekenwonder.com/yahtzee.htm

Dolphin Dice A Yahtzee game for Windows that features high scores comparisons with others from around the world. http://www.johannorberg.se/dolphin/

Yahtzee Master For Windows and Linux, features multiplayer, a computer player and high scores. http://www.madmee.eclipse.co.uk/james/yahtzeeonline/

About.com Features action, board, strategy, and sports games. [Windows] http://shareware.about.com/od/games/