An RGB-LED controllers.
npm install redis npm install express npm install socket.io npm install johnny-five
Arduino setup: https://cldup.com/tpAXpcprk4.png
upload "Standard firmata" on your arduino board.
On terminal run: node app.js
Go to: http://localhost:3000/
Project video: https://www.youtube.com/watch?v=6W-kZEQxMFA&feature=em-upload_owner