http://communities.vmware.com/community/vmtn/beta/workstationtp2012

The VMware Workstation Team is providing public access to the VMware Workstation Technology Preview 2012 to gather real-world feedback from our users. This VMware Workstation Technology Preview includes significant changes to our core virtualization technology. We would appreciate your feedback in the following areas:

Windows 8 – We would like you to test Windows 8 and Windows Server 2012 as both host and guest OSs and report any issues that you encounter.