"VMware announced in February that it would be releasing VMware Server, an 'entry-level virtualization product,' for free. After several months of beta testing, VMware Server 1.0 has finally gone gold. After spending several days testing the 1.0 release, I'm pleased with its performance and ease of use, particularly given the price.
"VMware is trying to hold on to its market-leading position by giving away some entry-level products to hook users and organizations early, before they standardize on competing products such as Virtuozzo or Xen. Given the quality of VMware Server, the strategy just might succeed..."