Geometric

Glovius (32-bit)
Trial versionGlovius: Comprehensive 3D CAD Viewing and Analysis Tool
Windows
Glovius (64-bit)
Trial versionComprehensive Overview of Glovius (64-bit)
Windows
3DPaintBrush
Trial version3DPaintBrush: Real-time 3D Visualization and Rendering
WindowseDrawings RapidFire Lite
Trial versioneDrawings RapidFire Lite: Essential 3D Model Collaboration
Windows