ChessPartner
3D Chess game that lets you play against the computer or against opponents across the Internet. Has various levels of play and can take many challenges. [Win 95/98/Me/NT/2000]
Interchess
Email shareware chess program that allows you to play a game of chess with another opponent via email. Customizable chess sets choose from those supplied or make your own. [Win 95/98/Me/NT/2000]