World of Solitaire - Over 50 beautiful free web based Solitaire games. Klondike, Spider, FreeCell and more.
SOLITAIRE100 - Free solitaire card games including Classic Solitaire, Spider Solitaire, Pyramid Solitaire, and FreeCell Solitaire. Play now!
Microsoft Solitaire Collection - Play Klondike, Spider, Freecell, Pyramid, and TriPeaks! Plus, Daily Challenges!
123 Free Solitaire - High-quality solitaire collection including Spider solitaire, FreeCell, Klondike and more.
Sage Solitaire - A new twist on solitaire from the maker of SpellTower
Solitaire.gg - Massive open-source solitaire project with hundreds of games.