Features

Basic virtual machine management (Start, Stop, Pause, etc)
Finely grained role based privileges and user management.
Multiple authentication options (local, LDAP/AD, etc).
Cluster friendly, capable of managing hundreds of virtual machines with as many users.
Highly abstracted from host physical machines (non-invasive with very few dependencies).
Manage by individual virtual machine or by virtual machine groups.
Scheduled tasks per virtual machine or group of virtual machines.
Distribution agnostic - installs easily in all variants of linux.
Encrypted and secure; all communication channels from physical machine to management server to client are encrypted using industry standards.
Virtual machine templating and provisioning: configure once, deploy many times
Detailed statistics gathering over time, providing an activity profile for every virtual machine and increasing ease of resource management.
Networking configuration (vlans, bridged, host-only bridge, NAT LAN)
Transport via XML-RPC with an API permitting extensions, customization, and integration with existing infrastructure.
Template support for the frontend GUI for easy rebranding.
Tentative support for the conversion of VMWare virtual machines to xen