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.
Unlike other utility suits which sometimes clutter your system instead of optimizing it, hidden utilities makes use of what's already in the system. Therefore performance decreases will never occur.
The program is freeware. You may download it from here.