CoolBars.NET is Microsoft.NET based suite that will enable you to develop extremely cool and modern applications that not only look as .NET products but are .NET products. The suite is complete solution for toolbars and menus creation. Some features of the product: menus and toolbars; docking and floating; run-time customization; skins engine; SDI and MDI support.
FREE for non commercial use.
hxxp://www.cooldev.com/coolbarsdotnet.html