14 DAY TRIAL // Oracle announced on October 9 that its VirtualBox virtualization product for enterprises and end users had just reached version 4.3.0 RC3.
The VirtualBox solution is capable of running a large number of OSes, including Windows, Linux, Macintosh, and Solaris hosts, not to mention a lot of other guest additions.
According to the developers, the GUI will use the physical cores based on the recommendation for the maximum number of virtual CPUs, the udev rule priority has been fixed on certain Linux distributions, a fix has been implemented for the GUI that was not starting without specifying a password, and much more.
More details about this release can be found on the official forums. Download VirtualBox 4.3.0 RC1 for Linux right now from Softpedia.
Remember that this is a development version and it should NOT be installed on production machines. It is intended for testing purposes only.