A new beta is available for Windows and Mac : AC3D 8.3.21
Changes are:
added - assimp imports (various formats) have their vertices optimized when loading
fixed - assimp imports are no longer triangulated
fixed - direct X plugin duplicate removed
fixed - restored the original obj import plugin
fixed - bug in obj_import plugin where a single named group wasn't handled (now 1.7)
added - About-Plugins dialog now shows total number of plugins loaded
changed - set direct-x plugin import to off - now using assimp for DirectX import
added - empty groups in .ac files are discarded. controlled by ac_import_discard_empty_groups setting (private), default is on
fixed - spacemouse code for 64 bit (Win)
Download from:
www.inivis.com/downloads.html