VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for
enterprise as well as home use. Not only is VirtualBox an extremely feature
rich, high performance product for enterprise customers, it is also the only
professional solution that is freely available as Open Source Software under
the terms of the GNU General Public License (GPL) version 3.
Changelog:
https://www.virtualbox.org/wiki/Changelog
Downloads:
https://www.virtualbox.org/wiki/Downloads
https://www.virtualbox.org/