TNGViewer is the standalone application for local display of TNG 3D presentations.

TNGViewer can:
Open multiple TNG 3D scenes, both local and remote.
Open multiple FBX, 3DS, OBJ, DXF, DAE, LWO, LWS, LXO, X, PLY, OFF, STL, ASE, IRR, MS3D, TER, MDL and many more models and scenes.
Save images and movies of live presentations.