Elixir tooling integration into Emacs. Alchemist comes with a bunch
of features:

  - Mix integration
  - Compile & Execution of Elixir code
  - Inline code evaluation
  - Documentation lookup
  - Definition lookup
  - Powerful IEx integration
  - Smart code completion
  - Elixir project management
  - Integration with company-mode

WWW: https://github.com/tonini/alchemist.el