VMware has announced the availability of its free server class virtualization product, VMware Server 2.0, a free hosted virtualization product for Microsoft Windows and Linux servers that has been around for quite some time.
Workstation 6.5, its long running desktop virtualization platform has also hit the wires, and finally ACE hit the 2.5 mark.
(VMblog gives a run-down of the new stuff in VMware Server 2.0, Workstation 6.5 and ACE 2.5)