Linux (and other consumer versions of the UNIX operating system) make a great computing platform, and many fine solitaires games are available:
- Aisleriot
A compilation of over eighty different solitaire card games. Everything from favorites like Freecell and Klondike through to the hopelessly pointless Clock Patience. - Big Solitaires 3D for Linux
A collection of 40 solitaire games with OpenGL 3D rendering. - Dontspace
A solitaire game modeled after the game "Free Space". - Eric's Ultimate Solitaire for Linux
The classic solitaire card game suite is now available for Linux. - Klondike
A version of Klondike featuring statistics and casino-style scoring. - PySol
PySol is a collection of more than 200 solitaire card games written in Python. - Sleepless Solitaire for Linux
Sleepless Solitaire is a free commercial quality solitaire game for Linux. - Sol
Sol is a card game for lonely persons, highly inspired by Klondike. - Solitaire Studio for Linux
A collection of amusing and addictive patience will give you hours of pleasure and entertainment. - The Ace of Penguins
A set of Unix/X solitaire games, including FreeCell, Golf, and Klondike. - TryPeaks
An addictive solitaire card game for GNOME. - xfreecell
Another implementation of the famous solitaire game of Freecell. - XPat2
XPat2 offers several solitaire games for X11 including Klondike, Seahaven, and Spider.