WoW Stat

WoW Stat is a simple World of Warcraft server monitor written in C#.

WoW Stat will read the server xml from blizzards servers and provide a status in both the application and the systray. If your server goes offline, you can set WoW Stat to alert you in the sys tray or open wow for you when it is back online.

WoW Stat is 100% free

http://wow-stat.net