The Xen Project allows vendors to advertise services and software that use Xen and/or build on top of Xen to advertise their services and/or software in the Xen Project Directory. For more information read the vendor notes.
Ganeti is a cluster virtual server management software tool built on top of existing virtualization technologies such as Xen or KVM and other Open Source software. It offers very easy management of systems with multiple virtualization servers and deployment of instances on these. It includes user transparent setup of mirrored disks for these nodes with DRBD, running commands on all cluster nodes and distributing files on the whole cluster.