RemixIconEx.System.list_settings

You're seeing just the function list_settings, go back to RemixIconEx.System module for more information.
Link to this function

list_settings(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.System.list_settings()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M2 18h7v2H2v-2zm0-7h9v2H2v-2zm0-7h20v2H2V4zm18.674 9.025l1.156-.391 1 1.732-.916.805a4.017 4.017 0 0 1 0 1.658l.916.805-1 1.732-1.156-.391c-.41.37-.898.655-1.435.83L19 21h-2l-.24-1.196a3.996 3.996 0 0 1-1.434-.83l-1.156.392-1-1.732.916-.805a4.017 4.017 0 0 1 0-1.658l-.916-.805 1-1.732 1.156.391c.41-.37.898-.655 1.435-.83L17 11h2l.24 1.196c.536.174 1.024.46 1.434.83zM18 18a2 2 0 1 0 0-4 2 2 0 0 0 0 4z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}