Yesterday Microsoft announced the release of System Center Essentials (SCE) 2010 and System Center Data Protection Manager (SCDPM) 2010. The new version of SCE is based on the System Center Virtual Machine Manager (SCVMM) 2008 R2 engine, and so it supports physical-to-virtual (P2V) migrations, virtual-to-virtual (V2V) migrations of VMware virtual machines, Live Migration, PRO workload optimization technology, and a number of additional things: Additionally, the maximum number of Windows Server devices that SCE can manage has been raised from 30 to 50.

See the article here:
virtualisation.info

Archipel is a new open source virtual infrastructure management system based on the libvirt libraries and the Extensible Messaging and Presence Protocol (XMPP, formerly Jabber). Still in early stage, the tool supports KVM, Xen, OpenVZ and VirtualBox and it’s currently able to operate single virtual machines and VM groups, displaying performance statistics about them. The interesting twist is that, thanks to the XMPP engine, this console provides instant notification about VMs status to any chat client that supports the (almost) standard protocol. This means that virtual infrastructure administrators can query virtual machine status through their IM program of choice (like Google Talk or Gmail Chat for example). To do so, each virtual infrastructure entity, including hosts and virtual machines, appear as an IM contacts,