IGES

CST CAD Navigator is a user-friendly and cross-platform CAD software with 2D/3D import/export features, measurement, and section tools. It supports popular formats including AutoCAD DWG, DXF, PLT, and more.

The CAD VCL SDK allows developers to create CAD software in Delphi and C++Builder. It offers a range of features such as the ability to edit, import, create and export drawings in various 2D and 3D CAD formats. The supported formats include DWG, DXF, DWF, HPGL, STP, IGS, STL, SLDPRT, X_T, X_B, SVG, and CGM.

This software provides a variety of free viewers for different formats including IGS, IGES, STL, STEP, OBJ, LAS, DWG, DXF, IFC, IFCZIP, 3DS, and LUS. It allows users to view and explore 3D models without any cost or software installation.

This CAD software supports a wide range of file formats including AutoCAD DWG, DXF, PLT, SVG, CGM, STEP, IGES, STL, and more. It comes with editing tools, a PDF to DWG converter, 2D/3D measuring capabilities, markup options, and G-code generation directly from CAD files.

IGES Viewer is a 3D file management software that accommodates IGS/IGES, STP/STEP, STL, OBJ, SAT, BREP, DWG, DXF, and others. It offers dynamic 3D sectioning, measuring tools, and conversion tools for multiple formats.

This ASP.NET control allows viewing of CAD, 3D, vector and raster files in web browsers, SharePoint, and Office without the need for AutoCAD installation. It supports multiple file formats and archives.

Sharecad.org is a cross-platform web-based service for viewing drawings. It supports various formats, including DWG, DXF, and STL, making it accessible on Windows, OS X, Linux, Android, iOS, and Windows Phone.