ASP.NET Web API

ASP.NET Web API is a framework that makes it easy to build HTTP services that reach a broad range of clients, including browsers and mobile devices. ASP.NET Web API is an ideal platform for building RESTful applications on the .NET Framework.

• ASP.NET MVC includes ASP.NET Web API.
• Choose either the Web Platform for Visual Studio 2010 or for Visual Studio 11, depending on which version you are running.

for samples , please visit -  http://www.asp.net/web-api/samples
for more details - http://www.asp.net/web-api