In this tutorial, we are going to create a NodeJS/Grunt project which has basically used for minifying many JavaScript files into one. The steps are, Step 1. Install NodeJS latest version and refer “http://nodejs.org/download/” link for more information. Step 2. If you are having any existing NodeJS instance then just update by using “npm update –g npm” command. I am having existing NodeJS instance and updated by invoking above command. Step: 3. Next, we need a Grunt command line interface (CLI) tools globally. It is a node.js module and needs to install by using a command called “npm install –g grunt-cli”. Step 4. We need another component called grunt-init globally. It is also a node.js module and we can install it globally by invoking a command “npm install –g grunt-init”. Step 5. Next, we need to create a new grunt project. I have created new folder called “Grunt-MinifyDemo” in “D“ directory and this is my project. Step