Differences between .Net framework 3.0,3.5,4.0 and 4.5 .

This article discusses the features introduced in Microsoft .Net Framework 2.0, 3.0, 3.5, 4.0 and the newly introduced 4.5 framework.

A image diagram of representing the components included over the .NET framework 2.0.

• New features included in .NET framework 2.0

1. - ADO.NET 2.0
2. - SQL Server data provider (SqlClient)
3. - XML
4. - .NET Remoting
5. - ASP.NET 2.0

• New features included in .NET framework 3.0 

1. - Windows Communication Foundation(WCF)
2. - Windows Presentation Foundation(WPF)
3. - Windows Workflow Foundation(WF)
4. - Windows CardSpace(WC)

which takes a large impact on development sector

• New features included in .NET framework 3.5 

1. - This framework expand support for distributed mobile applications by including the Windows Communication Foundation (WCF) technology
2. - Adds new language features such as LINQ
3. - Introducing new APIs based on community feedback
4. - Improves debugging with updated diagnostic tools and features.
5. - Improved support for the development of AJAX-enabled Web sites
6. - ASP.NET and Visual Web Developer now support the creation of both ASMX and WCF-based Web services

• New features included in .NET framework 4.0 

1. - The .NET Framework 4 is highly compatible with applications that are built with earlier .NET Framework versions
2. - This framework support Portable Class Library, which will compatible for windows Apps and desktop development and web development projects
3. - It updates property values, improvements in string handling, and other improvements. 
4. - The new System.Diagnostics.Contracts namespace contains classes that provide a language-neutral way to express coding assumptions 
5. - The dynamic language runtime (DLR) is a new runtime environment that adds a set of services for dynamic languages to the CLR. 

In this above post I explained the basic differences among .NET Frameworks. I hpe you enjoyed it so please send your feedback and queries. Thnak You.