Since its foundation, the framework has had a particular focus on modularity. It is an important framework characteristic because it makes the framework an excellent option for different architectural styles and different parts of applications.
It means the framework is not an opinionated, full-stack framework that dictates the rules to make everything work. We can use the framework as we need and integrate it with a wide range of specification and third-party libraries.
For example, for portal web applications, the Spring MVC supports features such as template engines and REST endpoints and integrates them with the popular JavaScript framework, AngularJS.
Also, if the application needs support for a distributed system, ...
