Windows Server AppFabric Release Candidate announced at Application Infrastructure Virtual Launch Event. The final availability will follow in June. Windows Server AppFabric provides improved speed, elastic scale and high availability for Web applications through new, distributed caching capabilities. It also provides tools to simplify the development and management of composite applications built using Windows Communication Foundation and Windows Workflow Foundation. Windows Server AppFabric will be available to customers with licenses for Windows Server 2008 and Windows Server 2008 R2 (Standard and Enterprise editions) at no additional cost.