Solitaire

Ace Solitaire
Klondike. Compatible with all browsers including WebTV and Worldgate. Does not use Java. Free.
http://acegames.com/solitaire

Chris's Freecell
Java freecell game with player search, high scores, awards and chat.
http://www.freecellgameonline.com/

Four Card Solitaire
Top all four columns with aces. Includes rules.
http://sky116688.tripod.com/four_sol/four_sol_start.html

Gallery
Build a complete picture gallery of Jacks, Queens and Kings. Computer aided playing available.
http://www.mapresso.com/gallery/

Game House Solitaire
Collection includes Klondike, Golf, Addiction, Vegas, Pyramid and Turbo.
http://www.gamehouse.com/solitaire/

Idiot's Delight
Java applets for several variations of solitaire. Unlimited undo and several difficulty levels.
http://www.idiotsdelight.net/

Nakamichi Game Land
Pyramid, Chain Reaction, Regular and Poker. Available in English and Japanese.
http://park2.wakwak.com/~gameland/eng/

NetSolitaire
Canfield, FreeCell, Klondike, Golf, Fifteens and Pyramid.
http://www.netsolitaire.com

Poker Squares
Multi-player classic, pro and ultra versions. Includes basic rules and FAQs.
http://www.pokersquares.com

PokSol
Poker Solitaire, also known as Poker Squares.
http://games.yadda.net/poksol/poksol.html

Sevens
Solitaire-like game played against the computer. Objective, instructions and background.
http://www.fwend.com/sevens.htm

Solitaire
Double solitaire played with an opponent .
http://www.solitaire.com/

Solitaire! Network
Includes Klondike, Pyramid, Scorpion, Tri-Peaks, Golf, Canfield, FreeCell, and three originals.
http://www.solitairenetwork.com/