Quick notes from LordHavoc on model support (please improve this page!).
-EDIT 2020-03-19 - exporting from blender might need specific (old) versions: https://forums.xonotic.org/showthread.php?tid=8269&pid=85677#pid85677
+**EDIT 2020-03-19** - exporting from blender might need specific (old) versions - [see the forums](https://forums.xonotic.org/showthread.php?tid=8269&pid=85677#pid85677)