See https://hexdocs.pm/ https://hexdocs.pm/ - search for anything and click on the links. Documentation facilities in Elixir are extremely powerful, as you can

See https://hexdocs.pm/ https://hexdocs.pm/ - search for anything and click on the links. Documentation facilities in Elixir are extremely powerful, as you can use Elixir to generate the documentation itself! See e.g. the way UML diagrams are embedded here: https://hexdocs.pm/say_cheez_ex/readme.html#uml-dot-graphs https://hexdocs.pm/say_cheez_ex/readme.html#uml-dot-graphs - nothing stops you from creating them dynamically based on external information, test results, external services or whatnot.