.Net Framework Version History

.Net Framework Feature & Versions:

v  .Net Framework 2.0 Features

• ADO.NET 2.0
• support for user-defined types (UDT),
• asynchronous database operations,
• XML data types,
• large value types,
• snapshot isolation,
• new attributes that allow applications to support multiple active result sets (MARS) with SQL Server 2005.
• SQL Server data provider (SqlClient)
• XML
• System.Xml.XmlReaderSettings class allows specification of the type of verifications to be done when using a subclass of XmlReader to read XML data.
• possible to modify a DOM tree stored in an XmlDocument instance through the XPathNavigator cursor API.
• validate a DOM tree loaded within an instance of XmlDocument.
• .NET Remoting
• supports IPv6 addresses and the exchange of generic types.
• System.Runtime.Remoting.Channels.Tcp namespace support authentication and encryption using the Security Support Provider Interface (SSPI).
• System.Runtime.Remoting.Channels.Ipc namespace allow applications on the same computer to communicate quickly without using the network.
• improve the performance of network load-balanced remote clusters.
• ASP.NET 2.0
• new controls to make dynamic Web pages.
• New data controls to display and edit data on an ASP.NET Web page.
• improved code-behind model for developing ASP.NET pages easier and more robust.
• ASP.NET accommodates a wide variety of browsers and devices. By default, controls render output that is compatible with XHTML 1.1 standards.

v  .Net Framework 3.0/3.5 Features

• Windows Presentation Foundation (WPF)
• Windows Communication Foundation (WCF)
• Windows Workflow Foundation (WWF)
• Windows Card Space (WCS)
• Core New Features and Improvements:
• Auto Implemented property
• Implicit Typed local variable
• Implicitly Typed Arrays
• Anonymous Types
• Extension Methods (3.5 new feature)
• Object and Collection Initializers
• Lambda Expressions

v  .Net Framework 4.0 Features

• Application Compatibility and Deployment
• Core New Features and Improvements
• BigInteger and Complex Numbers
• Tuples
• Covariance and Contravariance
• Dynamic Language Runtime
• Managed Extensibility Framework
• Parallel Computing
• Networking
• Web
• Core services enhancements
• Web Forms enhancements

o   Web Forms controls, including a new Chart control.

o   MVC, including new helper methods for views, support for partitioned MVC applications, and asynchronous controllers.

o   Microsoft Ajax, including additional support for client-based Ajax applications in the Microsoft Ajax Library.

o   improved IntelliSense for JScript, new auto-complete snippets for HTML and ASP.NET markup, and enhanced CSS compatibility.

• Client
• Data
• Windows Communication Foundation
• Windows Workflow Foundation

v  .Net Framework 4.5 Features

• .NET for Windows Store Apps
• Portable Class Libraries
• Core New Features and Improvements
• Support for new HTML5 form types.
• Support for model binders in Web Forms. These let you bind data controls directly to data-access methods, and automatically convert user input to and from .NET Framework data types.
• Support for unobtrusive JavaScript in client-side validation scripts.
• Improved handling of client script through bundling and minification for improved page performance.
• Integrated encoding routines from the AntiXSS library (previously an external library) to protect from cross-site scripting attacks.
• Support for WebSockets protocol.
• Tools
• Parallel Computing
• Web Windows Presentation Foundation (WPF)
• Windows Communication Foundation (WCF)
• Windows Workflow Foundation (WF)

Net Framework Version Chart:

Framework Version	CLR version	Release date	Support ended	Development tool	Replaces
1.0	1.0	2002-02-13	2009-07-14[4]	Visual Studio .NET[5]	N/A
1.1	1.1	2003-04-24		Visual Studio .NET 2003[5]	1.0[6]
2.0	2.0	2005-11-07	2011-07-12[4]	Visual Studio 2005[7]	N/A
3.0	2.0	2006-11-06	2011-07-12[4]	Expression Blend[9][b]	2.0
3.5	2.0	2007-11-19	2011-07-12[4] (except 3.5 SP1)	Visual Studio 2008[10]	2.0, 3.0
4.0	4	2010-04-12	2016-01-12[11]	Visual Studio 2010[12]	N/A
4.5	4	2012-08-15	2016-01-12[11]	Visual Studio 2012[13]	4.0
4.5.1	4	2013-10-17	2016-01-12[11]	Visual Studio 2013[14]	4.0, 4.5
4.5.2	4	2014-05-05	N/A	N/A	4.0–4.5.1
4.6	4	2015-07-20	N/A	Visual Studio 2015[15]	4.0–4.5.2
4.6.1	4	2015-11-30[16]	N/A	Visual Studio 2015 Update 1	4.0–4.6
4.6.2	4	2016-08-02[17]	N/A		4.0–4.6.1
4.7	4	2017-04-05[18]	N/A	Visual Studio 2017	4.0–4.6.2