At PDC 2009, Microsoft announced RIA Services being given the name WCF RIA Services, that simplify building multi-tier applications where client tier is using Silverlight. WCF RIA Services are able to use all of features of WCF while reducing amount of work spent on service configuration, contract specification, data validation, and deployment. “Essentially, The RIA Services framework is set up to implement domain service as WCF services, Microsoft explained. Therefore, the Redmond company changed the framework’s label and is now offering two new Beta development milestones of WCF RIA Services for download,” revealed.

Download (WCF RIA Services): Beta for Visual Studio 2008 SP1 | Preview for Visual Studio 2010 Beta 2