The Microsoft .NET Framework 3.0 is the new managed code programming model for Windows®. It combines the power of the .NET Framework version 2.0 with new technologies for building applications that have visually compelling user experiences, seamless communication across technology boundaries, and the ability to support a wide range of business processes. These new technologies are Windows Presentation Foundation, Windows Communication Foundation, Windows Workflow Foundation, and Windows CardSpace. The .NET Framework 3.0 is included as part of the Windows Vista™ operating system; you can install it or uninstall it using Windows Features Control Panel. This redistributable package is for Windows XP and Windows Server 2003.
The .NET Framework 3.0 has officially been released! You can download the .NET Framework 3.0 components here:
- Microsoft .NET Framework 3.0 Redistributable Package
- Microsoft® Windows® Software Development Kit for Windows Vista™ and .NET Framework 3.0 Runtime Components
The Microsoft® Windows® Software Development Kit (SDK) provides the documentation, samples, header files, libraries, and tools you need to develop applications that run on Windows.
The Windows SDK includes content for application development with the APIs in Windows Vista, including the .NET Framework 3.0 technologies: .NET Framework 2.0, Windows® Presentation Foundation, Windows® Communication Foundation, Windows® Workflow Foundation, and Windows CardSpace™.
- Visual Studio 2005 extensions for .NET Framework 3.0 (Windows Workflow Foundation)
Windows Workflow Foundation is the programming model, engine, and tools for quickly building workflow-enabled applications on Windows. It consists of a Microsoft .NET Framework 3.0 namespace (System.Workflow), an in-process workflow engine, and designers for Microsoft Visual Studio 2005.
- Visual Studio 2005 extensions for .NET Framework 3.0 (WCF & WPF), November 2006 CTP
The Visual Studio 2005 extensions for.NET Framework 3.0 (WCF & WPF), November 2006 CTP provides developers with support for building .NET Framework 3.0 applications using the released version of Visual Studio 2005. These tools are provided as an early preview of technology being considered for the Orcas release of Visual Studio. These tools are not supported by Microsoft but provided as is to enable early adoption of the .NET Framework 3.0 platform. Users will be expected to upgrade to the Visual Studio Orcas release when that becomes commercially available.
- Microsoft Pre-release Software Visual Studio Code Name "Orcas" - October Community Technology Preview (CTP)
Visual Studio Code Name "Orcas" delivers on Microsoft’s vision of smart client applications by enabling developers to rapidly create connected applications that deliver the highest quality rich user experiences. This new version enables any size organization to rapidly create more secure, manageable, and more reliable applications that take advantage of Windows Vista and the 2007 Office System. By building these new types of applications, organizations will find it easier than ever before to capture and analyze information so that they can make effective business decisions.
Read all about "Orcas" on the blog of Erwyn van der Meer
Note, if you are using Windows Vista the .NET Framework 3.0 Runtime Components are installed by default.
The Readme for the released version of the .NET Framework 3.0 is available here. If you have a previous CTP installed, please be sure to use the Pre-released Microsoft .NET Framework 3.0 Uninstall Tool. If you have questions about installing the .NET Framework 3.0, please post your questions to the .NET Framework Setup Forum.