Whatsapp-MERN application
fork the project to use it
for front_end(whatsapp-mern) -cd whatsapp-mern - make sure you have npm installed - "npm start" -> starting the project at localhost:3000 - you will need pusher-js(Note: you can also use SocketIO) which has changeStream to listen any changes happens in the database and inform the front-end-> "npm i pusher-js"
for backend(whatsapp-backend) -cd whatsapp-backend - for backend you will need express(for running the server) ->"npm i express nodemon" and install nodemon for auto reload, mongoose(client that helps to connect to MongoDB) -> "npm i mongoose", you need pusher here too -> npm i pusher.
DEMO ScreenShot:
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