"The currently available version is Eschalon Book I, and you can download the demo from the official website. To start the game, uncompress the tarball and run it as ./Eschalon Book I Demo from a terminal or just double-click the Eschalon Book I Demo executable.
"The game uses OpenGL and a native resolution of 800x600, which is also the only resolution available. It can be run in either windowed mode or fullscreen."
