Should I use loopback? If you're working for a small brochure application which needs some minimal APIs and content management you should be using Express. js with some npm package for SQL (Database). But if you're working on an Enterprise application where you need to work on some complex data models you should definitely go with Loopback LoopBack is a highly extensible, open-source Node. js framework based on Express that enables you to quickly create dynamic end-to-end REST APIs and connect to backend systems such as databases and SOAP or REST services How do you run a loopback command? If you are already using Yeoman and are comfortable with it, you can install the LoopBack generator directly with the command: $ npm install -g generator-loopback. Then instead of using slc loopback:<command> use yo loopback:<command> instead. For example, to create a new model, use yo loopback:model . How do I install loopback? To install the LoopBack command-line interface (CLI) tool, enter the command: npm install -g loopback-cli. $ npm install -g apiconnect. $ npm install -g strongloop. $ npm uninstall -g strongloop $ npm cache clear $ npm install -g strongloop. What is a LoopBack and when is it used? The loopback device is a special, virtual network interface that your computer uses to communicate with itself. It is used mainly for diagnostics and troubleshooting, and to connect to servers running on the local machine. How do I install LoopBack 4? Ready to build with LoopBack? Have you installed Node. js? ... Install LoopBack 4 CLI. The LoopBack 4 CLI is a command-line interface that can scaffold a project or extension. ... Starting the project. The project comes with a "ping" route to test the project. ... Test your application. Start the application using npm start .