ASP.NET is part of the .NET Framework, and when coding ASP.NET applications you have access to classes in the .NET Framework. You can code your applications in any language compatible with the common language runtime (CLR), including Microsoft Visual Basic, C#, JScript .NET, and J#.

ASP.NET includes:

• A page and controls framework
• The ASP.NET compiler
• Security infrastructure
• State-management facilities
• Application configuration
• Health monitoring and performance features
• Debugging support
• An XML Web services framework
• Extensible hosting environment and application life cycle management
• An extensible designer environment