Decisive Chat is a chat application built by using React JS and Firebase. You can get a demo of it Here. For the sack of demo, the private key to login is "DecisiveChat". Check it out: http://decisive-message.web.app/
1- Create App on FireBase
2- Replace [Replace with your] fields in src/firebase.js file with your firebase app keys.
3- Install all the dependencies
npm install
npm start
By running the above command, this application will be live on the local server
http://localhost:3000/