This tutorial is meant to serve as an introduction to Action Cable. For those unfarmiliar with what Action Cable is, basically all things real-time in rails are handled by action cable. I'll take you from the basics of action cable configuration up to the final version of the app Below is a gif of what we'll build. A simple app where by we navigate to a room in the browser and we see messages appended to that room in real-time without the need for refreshing.