Although it has its own graphical interface, its engine can be used with other chess programs like Winboard and Arena.
You can play some great games without overly testing your patience, as the response time is pretty quick compared to other applications.
Arasan's board can be customized for size, the shape, and colour. You can save the game to continue later, undo a move, and pause the timer. Arm yourself with courage and patience and go for a checkmate!