Commonly used libraries for front-end development—jQuery UI tutorial

In "Commonly used libraries for front-end development—jQuery UI", jQuery UI is a set of user interface interactions, special effects, widgets and themes built on the jQuery JavaScript library. Whether you're creating a highly interactive web application or just adding a date picker to a form control, jQuery UI is a perfect choice. jQuery UI contains many widgets that maintain state, so it is slightly different from the typical jQuery plug-in usage pattern.