The release of Plesk Expand 2.3 includes several new features that continue Parallels’s OPEN FUSION initiative of enabling integration of all types of web hosting software. This new version also improve centralized management functions for service providers, allowing them to centrally manage backups, hosting plans, and templates.
Support of 64bit architecture - Parallels Plesk Expand now supports 64bit architecture.
Migration for Parallels Plesk Control Panel for Windows - Providers can migrate clients and domains between Plesk for Windows servers.
Wider OSes support - Plesk Expand extends the list of supported OSes to include:
Improved backup process management - Use new backup process management to manage central backup storages and to get full control of central backup processes.
Extended limits for Expand clients - With extended limits provider can set custom limits for instances of an Expand client.
For a full list of OS supported, please visit http://www.parallels.com/en/products/plesk/expand/reqs/