OGFVIEWER / MESHTOOL has been updated (2013/06/30).
This is a cross platform toolkit for viewing and converting 3D models from Autodesk 3DStudio MAX 3DS and game engines like X-Ray (GSC S.T.A.L.K.E.R. series) and MSH (Orion engine v1 MSH - Stalin Subway, Red Veil).
OS/2 Supported OpenGL: IBM 1.0, IBM 1.1, WarpMesaGL 1.4, SNAPGL 1.5

The latest version can be found on this Russian forum.
Source: eCSoft/2