Kendo UI is a framework for modern HTML UI. Engineered with the latest HTML5, CSS3, and JavaScript standards, it delivers everything needed for client-side, jQuery-powered development in one integrated, compact package. Kendo UI combines everything needed for modern JavaScript development, including a powerful DataSource, universal Drag-and-Drop, Templates, Themes, and UI Widgets.UI in the browser should be fast. From UI virtualization to blazing micro templates, Kendo UI cuts no corners to deliver raw speed. It's scary fast.