What is the JavaScript framework, and why to use one?

A software framework is an abstraction in which software providing generic functionality can be selectively changed by additional user-written code. JavaScript framework is an application framework written in JavaScript where the programmers can manipulate the functions and use them for their convenience.

Frameworks are more adaptable for the designing of websites, and hence, most of the website developers prefer it. JavaScript frameworks are a type of tool that makes working with JavaScript easier and smoother. These frameworks also make it possible for the programmer to code the application as a device responsive. This responsiveness is yet another reason why the JavaScript frameworks are quite popular when it comes to the question of using a high-level machine language. Let's have a look at the best JS Frameworks in 2020.