| A9Tech: Offers the general-purpose 2D CAD program A9CAD supporing industry standar DWG and DXF drawing formats, and the DWG/DXF translator A9Converter, both free. |
| Accucadd: A Windows drafting program, the successor to the DOS based RoboCAD. |
| AllyCAD: A 2D CAD package for the architectural, civil, and mechanical industries. |
| AndyCAD: A low cost general purpose 2D CAD program. |
| CAD Schroer GmbH: Manufacturer and vendor of the MEDUSA4 parametric 2D CAD system, and several application specific extensions. |
| CadStd: A drafting program for Windows, with a free lite version. |
| Delta Cad: A 2D CAD software designed to be easy to use. |
| Delta Software international: CAD Pro is a drafting and design software with engineering precision and adaptive tools. |
| Dexterpen: A parametric drawing and calculating utility, for creating diagrams of variable geometry objects. Writes DXF files and copies to office applications. |
| General CADD Products, Inc.: About the General CADD Pro 2D Windows CAD program, with user forums and a downloadable manual. |
| JustCad: A 2D CAD program for Windows, distributed as shareware. |
| Malz++Kassner GmbH: CAD 5 drafting software for Windows, with plug-ins to support DXF, DWG, HPGL/2 and SVG file formats. |
| Pressure Vessel Drafting Guide: Detailed instructions on how do design and draft pressure vessels with AutoCAD, with examples. |
| ProCAD+: A computer aided 2D drawing program for Acorn RISC OS computers. |
| QCad: A 2D CAD system for Linux, Unix Systems, Mac OS X and Windows, released as Open Source for unix based systems. |
| TigerCad: Budget 2D CAD software for mechanical, architectural and diagrams. |
| VectorEngineer: A multi-purpose 2D CAD system for technical drawings, designs, and isometric visualizations. A free version is available for download. |
| ZiPCAD: A drafting program for Palm OS handheld computers, with DXF file export. |
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