Node.js is open sourced JavaScript. This helps us to execute the codes of JavaScript. This execution will be happened from the server-side. It means we can able to run the codes of the JavaScript as the standalone apps. This is very much popular like full stack as well as front-end solutions. The package manager of Node.js is NPM which is default. This is world's largest registry of software. In this article we are going to see how to download and install the Node.js & npm. Especially on the Ubuntu using different methods. Using the same method, we can also able to install the Node.js in Linux Mint, Kubuntu & OS. If we need to use the Node.js as the local runtime to deploy the node.js app? Then the best option is by downloading from the NodeSource. But most of the developers prefer to download from NVM Script. We need to choose the best option for downloading as well as installing the Node.js based on our need & environment. Now we discuss in detail about it.All Rights Reserved