jsf vs Spring MVC: What are the differences?
jsf: It is use for building component-based web interfaces. It is used for building component-based user interfaces for web applications and was formalized as a standard through the Java Community; Spring MVC: A Java framework which is used to build web applications. 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.
Spring MVC is an open source tool with 30.6K GitHub stars and 19.6K GitHub forks. Here's a link to Spring MVC's open source repository on GitHub.