CMT Solitaire
CMT Solitaire is small (less than 550 kilobytes of disk space) and versatile--it plays 40 different card games, and is extensible--new games can be added by defining their layout and rules in a text file.

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Cribbage Solitaire
The objective is to score as many points as possible as you work your way through a deck of cards playing six hands and five cribs.

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CyberSpades
Windows program offering multi-player and tournament games. Features a preview and a tournament board.

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FreeDoko
Windows or Linux game similar to Skat. The game ”Doppelkopf“ is a card game for four or more players.

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Hearts for the KDE
Play hearts in the K Desktop Environment, an environment used in linux and other unixes.

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Mah-Jong
An open source version of the classical Chinese game for Unix or Windows, including network play and computer opponents.

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Mystic Island
Spades, Euchre, Hearts and Pinochle online games and multi-player tournament. Free download and play.

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Pysol
An open source (GNU GPL) collection of solitaire card games, written in Python. PySol is a collection of more than 200 solitaire card games.

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Ray's Bridge Game
Java-enabled Windows bidding program which allows the user to set his own bidding rules.

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Ronda
Version of Solitaire-style game popular in Morocco.

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