ChartingControl.net offers the most affordable charting control, built with 100% managed code and the C# language. ChartingControl.net has versions for both WebForms (ASP.NET) and WindowsForms. Main features: .NET Framework 2.0 support, .NET Framework 1.1 support, ASP.NET 2.0 DataSource support, 2D and 3D rendering of charts, Both the ASP.NET and the WinForms Controls use Smart Tags, Chart Designer that makes it easier to design charts.