Computer and Vision - a good choice for preservation of eyes and health. This program always in time reminds you to take a pause from computer work. You can set the time intervals that suit you best. This will help you to prevent RSI (repetitive strain injury) which can take many forms, from headaches, neck pain, and eye strain etc.
Behind Asterisks XP
This nifty software allows users to decrypt passwords hidden under asterisks
"*" characters. It works on any platform and gets passwords even on web pages. More info...