...It also supports real-time, soft-real-time applications via WebSockets, channels, PubSub, and presence features. Phoenix emphasizes fault tolerance, scalability, and developer productivity. It provides tools like code generators, LiveView integration, templating, routing, and a flexible plug pipeline. Phoenix runs on the Erlang VM with the ability to handle millions of WebSocket connections alongside Elixir's tooling for building robust systems. Know who is connected right now, across one or dozens of nodes, by using our built-in Presence. ...