Developing With Elixir and OTP One of the best courses about Elixir.
From Ruby to Elixir If you have experience with Ruby/Rails, this is a great book to learn the language.
Phoenix on Rails Learn Elixir/Phoenix through your experience with Ruby on Rails.
LiveView LiveView is a cutting-edge technology of the Phoenix framekwork to make interactive/real-time applications.
Elixircasts Video tutorials covering a wide range of topics on how to accomplish tasks using Phoenix.
Elixircasts: Wordle game Series in which you'll build a wordle game clone.
Build a real-time Twitter clone in 15 minutes Same concept from the Rails community of building an app in a short period of time to showcase the Phoenix framework.
After learning the basic of the language, these are some of the best resources to step up your game:
Functional Web Development with Elixir, OTP, and Phoenix This was the first book I read from start to finish, one of the best books I've ever read!
Elixir in Action It covers a wide range of topics from the basics of the language to make a distributed app.
Learn Phoenix Liveview Interactive written tutorial to build a Slack clone.
Building Forms with Phoenix Liveview Deep dive into building complex forms with Phoenix.
Using DDD concepts to create better Phoenix Contexts Using Domain Driven Design to build Phoenix contexts.
Absinthe with Phoenix Framework A guide to properly get started with GraphQL using Elixir.
React in LiveView How to combine React with LiveView.
Engineering Elixir Applications Learn how to setup a workflow to deploy Elixir/Phoenix applications in production.
The Soul of Erlang and Elixir Talk that takes a deep dive on the Elixir language and shows how powerful it can be.
Keeping real-time auctions running during rollout Talk about using Elixir in Distributed Systems.
Elixir OTP applications on Kubernetes Tutorial on how to use share data across nodes using Elixir and CRDTs.
Network Programming in Elixir and Erlang