Elixir ships with a great set of tools to ease development. Mix is a build tool that allows you to easily create projects, manage tasks, run tests and more:
-{% highlight text %} +
$ mix new my_app
$ cd my_app
$ mix test
-.
+.
Finished in 0.04 seconds (0.04s on load, 0.00s on tests)
-1 tests, 0 failures
-{% endhighlight %}
+1 test, 0 failures
+Mix is also able to manage dependencies and integrates with the Hex package manager, which performs dependency resolution, fetches remote packages, and hosts documentation for the whole ecosystem.