Arasan is a chess program for Windows that includes an opening "book" with over 400,000 moves.Arasan comes with its own graphical user interface, but it can also be used together with Winboard, a separate interface program, as well as other interfaces that follow the Winboard or UCI standard. Oneexample is Arena Chess.Arasan's own interface has on-line help, which you should see if you need more information. This rest of this file has setup and usage information for using Arasan with Windows user interfaces, such asWinboard.