The Microsoft .NET Framework installs the .NET Framework runtime and associated files required to run applications developed to target the .NET Framework. The .NET Framework improves scalability and performance of applications with improved caching, application deployment and updating with ClickOnce, support for the broadest array of browsers and devices with ASP.NET 2.0 controls and services.

The .NET Framework enables developers to build, deploy, and run XML Web services and Microsoft .NET–connected applications. It provides a highly productive environment for integrating existing investments with next-generation applications and services.

Download: Microsoft .NET Framework 3.0 Final | Full redistributable package (x86) | Full redistributable package(x64)
Homepage: NET Framework