VirtualBox 2.2 is now available. This is a major upgrade and includes the following new features
OVF (Open Virtualization Format) appliance import and export (see chapter 3.8, Importing and exporting virtual machines, User Manual page 55)
Host-only networking mode (see chapter 6.7, Host-only networking, User Manual page 88)
Hypervisor optimizations with significant performance gains for high context switching rates
Raised the memory limit for VMs on 64-bit hosts to 16GB
VT-x/AMD-V are enabled by default for newly created virtual machines
USB (OHCI & EHCI) is enabled by default for newly created virtual machines (Qt GUI only)
Experimental USB support for OpenSolaris hosts
Shared folders for Solaris and OpenSolaris guests
OpenGL 3D acceleration for Linux and Solaris guests (see chapter 4.8, Hardware 3D acceleration (OpenGL), User Manual page 70)
Added C API in addition to C++, Java, Python and Web Services
For a complete list of new features and bug fixes, see the Changelog at http://www.virtualbox.org/wiki/Changelog.
VirtualBox 2.2 can be downloaded from http://www.virtualbox.org/wiki/Downloads
Important: Remember to reinstall the guest additions for all of your existing VMs.
Trackback URL: http://blogs.sun.com/bobn/entry/virtualbox_2_2_has_been