The greatest collection of open source and free software
7-Zip is a file archiver with a high compression ratio. (LGPL)
Linux - FreeBSD - Windows - MAC OS X
PeaZip is a free, open source file and archive manager. Flexibe, portable, secure, and free as in freedom. (GPL)
Windows - Linux
Use the Open Source Software Directory to find the best open source and free software for at home or in business.
Advantages of open source software are: