.NET is a general purpose development platform. It can be used for any kind of app type or workload where general purpose solutions are used. It has several key features that are attractive to many developers, including automatic memory management and modern programming languages, that make it easier to efficiently build high-quality apps. Multiple implementations of .NET are available, based on open .NET Standards that specify the fundamentals of the platform. This section of the MSDN Library contains documentation for the .NET Framework, which is one of the existing .NET implementations. This topic will also talk about other .NET technologies and where you can find their related documentation.