More famous than Yingster Dot Net
I've also been spending a lot of time writing solitaire games. Here's some links to games you can play right in your browser (or on your phone): Freecell Solitaire, Klondike Solitaire, Flower Garden Solitaire, Spider Solitaire, Sea Haven Towers Solitaire.
How can you work when the system's so crowded?
If you feel so inclined, you may browse my CD collection...