BVS Solitaire Collection: Provides introduction and rules for a several original solitaire variations.
Card Games: Competitive Patience: Rules for four variations of multi-player patience (solitaire) and links for one-player games.
dogMelon: Provides rules, descriptions, and graphical examples of multiple solitaire games.
Semicolon Software: Features articles about winning at multiple solitaire variations.
Solitaire Central: Rules, descriptions, and pictures of patience games. Also offers web-based game software.
Solitaire Laboratory: Features solutions and descriptions for Freecell, Giza, Pyramid Puzzlements, and Fourteen Out.
Solitaire Man: Features rules, history, glossary, and strategy for solitaire games and variations.
Solitaire Strategy by ChessandPoker.com: Nine-step decision making process that guides a player to the correct play. Also presents specific strategies for Klondike.
United States Playing Card Company: Solitaire Games: Features rules and instructions for multiple variations.