XenServer is a turnkey open source virtualization solution that provides out-of-the box virtualization and cloud computing. XenServer includes the Xen Hypervisor, the enterprise ready XAPI toolstack and integrations for cloud, storage and networking solutions.  

- VM lifecycle: live snapshots, checkpoint, migration

- Built-in support and templates for Windows and Linux guests

- Storage XenMotion(r) live Migration (cross-pool migration, VDI migration)