EasyCleaner by ToniArts - freeware. Run this cleaner with full confidence to clean the Windows Registry, temporary files, and duplicate files.
EndItAll by PC Magazine - freeware. Identify and stop programs running in the background... great for a cleaner and quicker defrag.
Email Stripper by Paper Cut - freeware. Quickly takes the ">" line markings out of forwarded emails.
EditPlus Text Editor .... so Windows doesn't mess with your code! :- ) Only US$30.00
SpaceMonger by werkema.com - freeware and shareware versions. A great visual representation ofyour hard drive contents.
3D TraceRoute by Yolosema - freeware. A neat graphical traceroute utility.
An automated system test site can be found at PC PITSTOP
A sweet diagnostic tool can be found at http://www.aida32.hu/aida32.php