New version of VirtualBox was recently released, there are quite a lot of major updates but one is special, from GUI one can clone virtual machine.
Below following major feature were added:
- Support for cloning of VMs (bug #5853, see the manual for more information): full clones can be created through the GUI and VBoxManage, linked clones only through VBoxManage
- GUI: enhanced wizard for creating new virtual disks
- GUI: new wizard for copying virtual disks
- VMM: raised the memory limit for 64-bit hosts to 1TB
- Experimental support for PCI passthrough for Linux hosts, see the manual for more information
- Windows guests: Experimental WDDM graphics driver, supporting Windows Aero (bug #4607) and providing Direct3D support using a cleaner approach (no need to install the guest drivers in Safe Mode anymore)
- Guest Additions: status of modules and features can now be queried separately by the frontends
- Networking: new network attachment mode “Generic Driver”, which offers an open plugin architecture for arbitrary and separately distributable virtual network implementations
- Host-only Networking: fixed host crash in kernels prior to 2.6.29
- New Networking Mode UDP Tunnel: allows to interconnect VMs running on different hosts easily and transparently, see the manual for more information
- Experimental support for SATA hard disk hotplugging available with VBoxManage
- Solaris hosts: New Crossbow based bridged networking driver for Solaris 11 build 159 and above
Full list of new features can be found here