I'd like to request that Elixir syntax highlighting support is included in StackOverflow's HighlightJS bundle and applied to the [elixir] tag.
It is supported by HighlightJS and would add about 2.23 Kb to the bundle after minification (tested by pasting into jscompress.com).
More info is on the original question I asked when I found out it wasn't working but didn't understand SO only bundles a subset of languages.
There are currently 8,219 questions with the Elixir tag at the moment. While the number of new new questions has unfortunately been decreasing since a 2016 peak, 2020 showed a strong uptick: