| Actify, Inc. | | The Spinfire 3D CAD viewer allows users to view, share, dimension, cross-section, and annotate 3D files from most common formats. |
| Allegria Software | | Programs for review, comparison and markup of a variety of CAD formats, online and standalone, as well as graphics file conversion, and plot management. |
| C2C Technologies, Inc. | | offers the 3D CAD viewing software SolidView, supporting the most common geometry file formats. |
| CAD Viewer | | Viewer that supports all DXF/DWG, HPGL, HPGL/2, JPG, and TIF files, even within ZIP archives, and allows to print them. |
| CADlook | | File viewer, inspector, and translator software for IGES, STEP, VDA-FS, and NC G-code data. |
| CADViewer Pro | | A viewer for AutoCAD Drawing Web Format (DWF) and SVF, for redlining CAD drawings on any client platform via a web and Java based interface. |
| Cimmetry Systems Inc. | | Develops the AutoVue family of programs to view and markup 2D/3D CAD and office formats. A thin/thick-client CAD viewer integrates with ERP, PLM, and document management systems. |
| Cyco Software | | AutoManager View - view, print and compare all your CAD and office documents in a single environment. |
| Dr. Dwg., Inc. | | Suite of products for viewing AutoCAD drawings online and offline, with redlining and hyperlink capabilities. |
| DraftView | | Direct viewing of Computervision CADDS, Personal Designer, AutoCAD DWG, DXF, HPGL, CALS, CGM and other file formats. |
| equivaQ Software | | A HP-HL/2 plot filew viewer and print queue manager for Windows, that also exports data to several other formats. |
| Etecad File Manager | | Software for managing CAD and Image file archives, with directory thumbnail preview, viewing and printing of popoular file formats. |
| FPLOT | | A HPGL/2 interpreter software, that can be used to view and print plot files, or as a plotter driver for other programs. |
| GaViewer | | A sample application of a Java applet displaying vector graphics on web pages, based on DXF/DWG files or HPGL plots uploaded by the user. |
| IC CAD | | A simple program for viewing and printing CAD files from the AutoCAD and Microstation formats. |
| IGES Toolbox | | A CAD file viewer that reads, displays, and prints IGES format data files. |
| Informative Graphics Corporation | | Viewing and markup software for a variety of document formats, drawings and images, including Java-based Web viewing, markup and collaboration. |
| iTwinView | | An online service for viewing CAD files in your web browser through a Java applet, as well as software for file viewing and conversion. |
| Lx-Viewer | | An Open Source program that allows to open, view, print and convert DWG or DXF files up to version 2002 on the Linux platform. |
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