Sun xVM VirtualBox software is the world's most popular open source virtualization platform because of its fast performance, ease of use, rich functionality, and modular design.

VirtualBox 1.6 is a major update, incorporating over 2000 improvements. Among the highlights:

* The new Sun livery
* Solaris and Mac versions no longer in beta
* Guest Additions for Solaris
* Seamless windowing for Solaris and Linux guests
* SATA support for up to 32 hard disks per VM (first product in the industry to do SATA!)
* PAE support for guests (memory model required by some server OSes)
* Web Services API for remote management
* Significant improvements to scalability