Some websites that offer free online solitaire include World of Solitaire, Games.com and the AARP's card game page. Each of these sites features classic solitaire and a selection of other variations on the game, all free to play without downloading.
World of Solitaire loads up a game of standard solitaire as soon as players log in, but the site also boasts a huge selection of other solitaire-style games, including Spider Solitaire, Klondike and FreeCell. World of Solitaire's game menu allows players to select games based on numerous qualities, including play time, difficulty, game type and recent play. The site also offers a range of customization options for both deck appearance and game background, including the ability for players to upload their own background images.
Games.com also offers an ample selection of solitaire games, with dozens of choices available for free. In addition to staples like FreeCell, TriPeaks and classic solitaire, Games.com also boasts a number of more complex, modern variations, including Jewel Quest Solitaire, Fairway, Spite and Malice and Puzzle Solitaire. Although the games are all single-player, users can hang out in the site's chat rooms and compare scores with other players.
The AARP offers many card games on their official website, including a number of solitaire-style games. Users can play a game of regular solitaire or variations such as Déjà Vu Solitaire or Hollywood Solitaire.