Ophcrack

[Nellyboy]

<a href="http://ophcrack.sourceforge.net/" target="_blank">Get it here if you need it.</a>

Sounds rather useful when you make a complete pickle of things and forget your password.

<a href="http://reviews.about.com/6843/37034nS0008C/reviews.htm" target="_blank">Review here.</a>

As it says it is limited but still useful.

[Legthigh]

I have something similar I use at work, hasn't failed on one password yet, cheers for this though Nelly I'll keep it in my toolkit also.