Microsoft releases free chart controls
December 1, 2008
In case you haven’t noticed it yet, Microsoft has just released a set of Chart controls to be used with both ASP.NET and WinForms applications. They support both 2D and 3D charts, and has a bunch of cool features, which should cover most of your charting needs
. They can be downloaded from this page and Scott Guthrie from Microsoft has a more detailed post about the ASP.NET aspects of it here. Enjoy