Setup Details step 1: To install all the modules/packages used in project Type "npm install" in command prompt. step 2: setup the mongoDB database Here, I have used "apiAuth" as a mongoDb database name. Every time u want to start your project u have to start MongoDb database server. step 3: To start the server "node app" in command prompt. Code Details 1. Before starting the project u have to change the google clientID and clientPassword in config/index.js. 2. In routes/users.js, there are api which are not working they have been comments. Similarly, for other files too.