Versions of ASP.NET MVC Framework and there Features Asp.Net MVC1 Released on Mar 13, 2009 Runs on .Net 3.5 and with Visual Studio 2008 & Visual Studio 2008 SP1 MVC Pattern architecture with WebForm Engine Html Helpers Ajax helpers Routing Unit Testing Asp.Net MVC2 Released on Mar 10, 2010 Runs on .Net 3.5, 4.0 and with Visual Studio 2008 & 2010 Strongly typed HTML helpers means lambda expression based Html Helpers Templated Helpers Support for Data Annotations Attribute Client-side validation UI helpers with automatic scaffolding & customizable templates Attribute-based model validation on both client and server Overriding the HTTP Method Verb including GET, PUT, POST, and DELETE Areas for partitioning a large applications into modules Asynchronous controllers Asp.Net MVC3 Released on Jan 13, 2011 Runs on .Net 4.0 and with Visual Studio 2010 The Razor view engine Improved Support for Data Ann