It is the fastest way to build web applications in Java. It automates the communication between your server and the browser and gives you a high-level component API for all Vaadin components
A Java framework that follows the Model-View-Controller design pattern and provides an elegant solution to use MVC in spring framework by the help of DispatcherServlet.
It is an advanced UI component framework for easily integrating Ajax capabilities into business applications using JSF.
It is a powerful JSF framework that takes the best from Bootstrap and jQuery UI to let develop well-designed responsive state-of-the-art next-gen Front-end Enterprise Applications fast and easy supporting HTML5.