Looking for a light-weight yet powerful option for completely wiping your hard disk? Darik's Boot and Nuke may be just the solution you are looking for. Packed with an impressive set of features, DBAN is free and open source and supports all drive formats used on Windows- and Unix-based platforms.

Wish that the GIMP worked more like Photoshop? Wish you could bring Photoshop to your Linux box? Give GIMPshop a try.

If you are looking for a high-quality, free, and functional antivirus, look no further than AntiVir. AntiVir is free for personal use on workstations (sorry, no servers). Unlike most other free antivirus packages, AntiVir does live scanning of files and requires no registration for Windows versions.