Grunt is a very popular tool in the JavaScript community. It’s built on top of Node.js, but it’s used even in most front-end only projects. So even if you don’t work with Node.js, many JavaScript developers install Node.js simply to use Grunt.
Grunt can achieve many common tasks such as minifying code, linting code, and transpiling code (e.g., changing CoffeeScript into JavaScript). The most common scenarios are achieved by using Grunt plugins which are installed through npm. In fact, developers often simply create Gruntfile (a build file written using Grunt) that only uses common plugin
