Render Engine
The render engine naming convention presets use a combination of regex and manually created lists for users to automatically assign and update lightgroup, material and utility columns in the panel by toggling this setting. Documentation regarding render engine specific custom AOVs used in manual lists can be found in the 'References' page.
Preset options are...
Generic: The default option, Generic uses regex of common use case AOV names.
Arnold: Tested with Arnold 7.4.3.2 in Houdini 21.
Karma: Tested in Houdini 22.
RenderMan: Tested with RenderMan 27 in Houdini 21.
V-Ray: Tested with V-Ray 7 in Blender 5.