> It's a shame the 3d stuff is bugged, can't open any 3d games because the rave3d library
> open fails for some reason :-/

It's a feature, not a bug ;-) See explanation there:

https://morph.zone/modules/newbb_plus/viewtopic.php?topic_id=9256&forum=49&start=4

As you can see, this should only be the case for Warp3D games, definitely not "any 3D games".

> The only 3d stuff that seems to work is the gl screensavers.

Everything that uses TinyGL should work essentially.