IGS Viewer is a tool for viewing international IGES standard files. IGES files (.igs, .iges file format) for 3D and assembly are often used by all major mechanical CAD systems.
Cost / License
- Free
- Proprietary
Platforms
- Windows

3D Viewer Online is described as 'View, Measure, Share and Embed 3D models and 2D drawings directly in your browser. No installation required, works on computers, smartphones and tablets. Files supported : STP, IGS, STL, PLY, OBJ with MTL, DXF' and is a 3D Modeler in the photos & graphics category. There are more than 10 alternatives to 3D Viewer Online, not only websites but also apps for a variety of platforms, including Windows, Android, Linux and Mac apps. The best 3D Viewer Online alternative is SculptView, which is both free and Open Source. Other great sites and apps similar to 3D Viewer Online are 3D House Planner, STP Viewer, A360 VIEWER and Online 3D Viewer.
IGS Viewer is a tool for viewing international IGES standard files. IGES files (.igs, .iges file format) for 3D and assembly are often used by all major mechanical CAD systems.

Free cross-platform 3D file viewer for STL, GLB, OBJ, STEP, IGES and more. Replaces the discontinued Microsoft 3D Viewer on Windows.




Free browser-based 3D file viewer. No install, no signup. Opens STL, OBJ, GLB, GLTF, 3MF and FBX files. Share models with a permanent link or embed in any website.

VariCAD Viewer is a free viewer, convertor and printing software working with 2D DWG, DXF, 3D STEP and 2D/3D VariCAD file formats .DWB.