Most of other comments are on the mark about Mix.<p>The other bit for me is Elixir&#x27;s macro support. This lets you do really clean route matching in Phoenix. See <a href="http:&#x2F;&#x2F;www.phoenixframework.org&#x2F;docs&#x2F;routing" rel="nofollow">http:&#x2F;&#x2F;www.phoenixframework.org&#x2F;docs&#x2F;routing</a> for some examples.