It is compatible from Blender 2.8 to the latest version. And works with Unreal Engine 4 and 5! (From Unreal Engine 4.26 for import scripts) The add-on is open-source and can be easily adapted to any ...
Update as of August 2024: CMS issued additional instructions for reporting G2211 on Jan. 18 and posted an FAQ document in August 2024 that may be helpful in understanding proper use of G2211.