Played it since InDev / InfDev (the very first)
( but lost interest with patch ~ 1.5 or so)

Thanks but it’s the old one.

(…) The version on the repository hasn’t been updated in a while. The plugin should split the meshes up by material ID now within thiere groups like in the video above. (…)

the linked rev doesn’t do that.

Please provide a link to the newest revision.
(source code)