powerful and flexible hard disk space manager with temp file search
Device Doctor Pro

Professional Windows utility that automatically updates hardware drivers
Extra Subst

create, edit and remove virtual drives on your computer.
LFNit!

Backs up your long filenames so that you can still use old 16 bit utilities
TreeSize Free

shows the size of each folder on your disk, including its sub folders
Device Doctor

Freeware Windows utility that automatically updates hardware drivers.
Glary Utilities

top all-in-one utility to fix, speed up, maintain and protect your pc.

common utility classes that work under java 1.1+
TreeSize Free

shows the size of each folder on your disk, including its sub folders