The tutorial is intended for both beginner developers and specialists already involved in developing Web sites. JQuery is a free JavaScript framework that allows you to expand functionality and add various effects to the user interface of a web application. The course will demonstrate examples of adding interactive and dynamic page components , various controls, effects and plugins. The textbook is used when studying the discipline “Languages for Web Application Development” of the master’s programs “Web Technologies” and “Computer Graphics and Web Design” within the framework of the preparation direction 04/09/02 “Information Systems and Technologies”.< /p>