XP Tools (Hidden Utility XP)

Hidden Utilities XP allows access to nearly 100 hidden utilities that are not normally accessible to the average user. System information, diagnostics, repair tools and more in both Windows and Command Line utilities are now easily opened. Hidden Utilities XP includes easy access to 53 Windows tools and 43 Command Line utilities.
This http://camtech2000.net/Pages/Downloads.html page has a huge list of cool tools and toy for your average computer use :).