Phoenix

Phoenix is a web framework for the Elixir programming language that enables developers to build interactive web applications with real-time capabilities. The framework supports building rich, interactive web applications quickly by reducing code complexity and moving parts. Phoenix LiveView allows developers to create interactive web interfaces using a templating language called HEEx, which combines HTML with embedded Elixir. The framework includes built-in features for real-time communication through PubSub and Channels, authentication, GraphQL and JSON API support, presence tracking across nodes, and database integration with Ecto for multiple database systems.

Phoenix is developed by phoenixframework and is distributed under the MIT License. The framework runs on the Erlang VM, enabling it to handle millions of WebSocket connections. It comes with tools for monitoring performance through built-in instrumentation and dashboards, as well as Docker support for deployment. The framework provides generators for common tasks, making it possible to scaffold authentication and other features as applications grow.