Syncfusion Essential Studio

It is an enterprise-class toolkit with 500+ unique controls across 9 platforms.

Essential Studio Enterprise Edition is a class toolkit with over 500 unique controls for ASP.NET, ASP.NET MVC, JavaScript, Mobile MVC, Silverlight, WinForms, Windows Phone, WinRT and WPF platforms.

It includes several custom styles that help you quickly implement application-wide UI enhancements.