According to a post on the Silverlight blog of Microsoft, the company has said that this SDK is available for free. It brings the web, clients as well as the social technologies together. It is also an important part between the ongoing joint venture of Microsoft Corp. and Facebook.

It was also said in the blog that Microsoft SDK does not depend upon the type of application, and would be working well with the development of any application over Silverlight, WPF, ASP.Net and MVC, as well as the Windows forms. This feature would be helping easy consumption of the services of Facebook which are usually done through the Facebook open stream i.e. API.

This SDK also has come of the samples, templates, controls, and the documentations for help. Microsoft representative has said that as in the month of April, Facebook has allowed third parties to use its API, Microsoft too is working to provide the option of building the facebook applications like Silverlight and WPF to the developers.