Different .Net Framework Versions And Features

Different .Net Framework Versions And Features

Authored By admin

March 28, 2022

As part of the .Net Framework developed by Microsoft and supported by Windows, Windows Phone, Windows servers, XML Web services, and Microsoft Azure applications can be built and run. Both FCL (the Framework Class Library) and CLR (the Common Language Interoperability) support multiple programming languages, such as Visual Basic .NET, C++, F#, and C#. Base Class Library solutions from the .NET framework cover many programming needs, including data access, Interface, Cryptography and data connectivity, numerous algorithms, and network communications. Web application development is also supported.

According to a StackOverflow survey, the .Net Framework is one of the most widely used Frameworks today. In the survey, 37.4% of developers said they were using. Framework for the Internet. It’s amazing how much has evolved in terms of. A variety of .Net Frameworks are available. Let’s continue our exploration of the various .Net framework releases and the features they bring with them.

Various .NET Frameworks & Their Features

The .NET Framework is constantly being updated with new features; let’s take a closer look at each one:

1. .Net Framework 1.0

  • CLR Version: 1.0
  • IDE Released: Visual Studio .Net

The first version of the .Net Framework, .Net 1.0, comes with everything you need to run .Net Framework applications, including the.Net 1.0 Framework itself. The CLR, the Class Library, and ASP.Net are all part of it.


  • Introduced CLR 1.0
  • Application of DLL class libraries
  • Support for the creation of object-oriented web applications

2. .Net Framework 1.1

  • CLR Version: 1.1
  • IDE Released: Visual Studio .Net 2003

With this new release of the .Net Framework 1.1, it has undergone its first significant improvement since the previous version was released. This version includes ASP.NET mobile controls that allow for the construction of mobile applications. 

Class libraries for Oracle Databases and Database Connectivity are also included (ODBC). Various problems were detected in the .NET Framework addressed in this release, and ASP.NET code access security was also improved. It has IPv6 support.


  • IPv6 support
  • Built-in support for databases and ODBC
  • Enhancements to ADO.Net and ASP.Net security, as well as secure code guidelines

3. .Net Framework 2.0

  • CLR Version: 2.0
  • IDE Released: Visual Studio .Net 2005

Microsoft launched .NET Compact Framework following the success of its .NET Framework 1.1. Microsoft’s third-generation web framework. The primary goal of this update is to boost developer output. ADO.NET technologies such as asynchronous database operations, XML data types, user-defined types (UDT), and snapshot isolation have been added to this product version. 

In addition, ASP.NET has undergone a major overhaul, with new data controls, and improved code-behind approach, improved caching tools, and more.


  • Serialization
  • Support for FTP
  • Authenticated Stream
  • Filtering of Trace Data
  • Enhancement of I/O
  • Support for Access Control Lists
  • APIs for Data Protection
  • Control of caching programmatically
  • Enhancement to the EventLog
  • Addition of the Console Class
  • Generics & Collection of Generics
  • Enhancements to the ASP.Net and ADO.Net frameworks

4. .NET Framework 3.0

  • CLR Version: 2.0
  • IDE Released: Visual Studio .Net 2005

The comprehensive GUI features of Microsoft .Net Framework 3.0 enabled a user-friendly method of communicating with users. New managed code APIs are part of Windows Server 2008 and Vista, and they form the basis for the managed programming model.


  • Extension Methods
  • Anonymous Types 
  • Lambda Expressions
  • Auto-Implemented
  • Arrays with Implicit Types
  • Local variable that is implicitly typed
  • Initializers for Objects and Collections

5. .Net Framework 3.5

  • CLR Version: 2.0
  • IDE Released: Visual Studio .Net 2008

The following is a list of Microsoft’s .Net Framework 3.5 is the latest iteration of the Windows development platform. Extending its predecessor in every way. Version 3.5 of .Net 3.0 is designed to make it easier to create cutting-edge apps. The .Net Framework 3.5 adds a number of important features to the 3.0 version.


  • Ajax-Enabled .NET Websites
  • Enhancement of ThreadPool Performance
  • Garbage Collection LatencyMode
  • TimeZoneInfo
  • Enhancements to Cryptography
  • Enhancements to Socket Performance
  • Networking on a peer-to-peer basis
  • Interoperability of Web Services

6. .Net Framework 4.0

  • CLR Version: 4.0
  • IDE Released: Visual Studio .Net 2010

This Framework’s new version is more than just a feature upgrade; it’s also the internet’s infrastructure has been reevaluated and improved. Parallel extensions are included in the .NET 4.0 to facilitate distributed and multi-core systems.


  • Computing in Parallel
  • Base Class Expansion
  • Framework for Managed Extensibility
  • Covariance and Contravariance
  • Complex and BigInteger Numbers
  • Runtime Environment for Dynamic Languages

7. .Net Framework 4.5

  • CLR Version: 4.0
  • IDE Released: Visual Studio .Net 2012

The 4.5 version of the .Net Framework is a highly compatible upgrade over the .Net 4.0. You can construct Windows apps using this version in conjunction with a programming language such as Visual Basic, C#, or F#. Visual Basic, C#, and F# have received a significant framework and language upgrade with the .Net Framework 4.5.


  • Enhanced CLR 4.0 
  • Async support is built-in
  • Enhancements to WPF, WCF, and WWF
  • Support for developing Windows Store (Metro) applications
  • Native support for Zip compression Enhancements to NET support

7.1. .Net Framework 4.5.1

On October 17th, 2013, Microsoft launched the.Net Framework 4.5.1.

7.2. .Net Framework 4.5.2

On May 5, 2014,.NET 4.5.2 was released.

8. .Net Framework 4.6

  • CLR Version: 4.0
  • IDE Released: Visual Studio .Net 2015

All previous versions of the .Net Framework, including version 4, 4.5, 4.5.1, and 4.5.2 are completely compatible with the newer version. Windows Server 2012 and Windows Server 2012 R2 are all supported by this release.


  • HTTP/2 compatibility
  • RyuJIT, a new JIT compiler, was introduced.
  • Supports encodings for code pages
  • Includes open source components.
  • Packages for the.NET Framework
  • Enhancement of event tracking

8.1. .Net Framework 4.6.1

On November 30, 2015, .NET 4.6.1 was released.

8.2. .Net Framework 4.6.2

On August 2nd, 2016, Microsoft released.Net 4.6.2.

9. .Net Framework 4.7

  • CLR Version: 4.0
  • IDE Released: Visual Studio .Net 2017

Applications that run on .Net 4.6.2 will continue to perform properly even after upgrading to .Net 4.7, as it is an in-place update of .Net 4.6.2. Extensibility with ASP.Net has been included in the 4.7 release.


  • Support for High DPI 
  • Extensibility of the Object Cache
  • TLS enhancements (Transport Layer Security)
  • Cryptography Enhancement
  • Additional touch and styling features in WPF
  • A new implementation of the WPF printing APIs has been added.

9.1 .Net Framework 4.7.1

On October 17, 2017, this framework was released.

9.2 .Net Framework 4.7.2

On April 30, 2018, .Net 4.7.2 was launched.

10. .Net Framework 4.8

Additional features were added to the .Net Framework 4.x by various repairs and improvements in the .Net Framework 4.x version 4.8. Earlier, Microsoft stated that Windows 10 2019 will include the version’s runtime in the upcoming update.


  • Updated ZLib
  • JIT Enhancements
  • Reduce the Impact of FIPS on Cryptography
  • Scan All Assemblies for Malware
  • Reduce the Impact of FIPS on Cryptography
  • Enhancements to Accessibility

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