Dotnet
.NET Framework or simply, .NET is a multi-purpose multi-language runtime framework; created and owned by Microsoft.
It has a large class library, supports language interpolability; and runs primarily on Windows.
Microsoft started development of .NET Framework in the late 1990s, and by 2000s; a beta version was released. Other than Windows GUI development and Windows Phone apps development; the .NET framework is used in web development.
It works seamlessly with Microsoft Azure cloud hosting platform and SQL Server database. It allows programming the server side in multiple different languages; predominantly in C#.
With MSDN as a content-rich community, there are lots of potentials and benefits to using .NET for web development.