Learn Hotwire by building the simplest possible Hotwire and Ruby on Rails app — a beginners guide. | MONN blog

Hotwire is a (relatively) new part of Ruby on Rails that allows your Rails frontend to update live and in realtime — in many cases, totally replacing a frontend framework like React or Vue.Hotwire is built on Action Cable, another part of Rails for handling real-time communication. Hotwire uses Action Cable to send messages to the frontend (called broadcasts). There are lots of ways to send broadcasts — tooday, we're going to focus on automatically sending them when our Post model gets created, updated, deleted.