I remembered the supported version was changed recently and by checking the download page it says Mac Sierra - as I could find it is the OSX 10.12.
About manifold version, we don't have seen any activity from ggaliens since January.
You find his download page here: http://www.wings3d.com/forum/showthread.php?tid=1071
About manifold version, we don't have seen any activity from ggaliens since January.
You find his download page here: http://www.wings3d.com/forum/showthread.php?tid=1071