OpenNEbula (former GridHypervisor) is a virtual infrastructure engine that enables the dynamic deployment and re-allocation of virtual machines on a pool of physical resources. ONE (OpenNEbula) extends the benefits of virtualization platforms from a single physical resource to a pool of resources, decoupling the server not only from the physical infrastructure but also from the physical location.

OpenNEbula Technology Preview 2 supports the Xen Hypervisor to provide an initial look at the features and capabilities of OpenNEbula.