| 1. DesignCAD |
| Multipurpose software for 2D drafting and 3D solid modeling. |
| http://www.designcad.com/ |
| 2. Evolution Computing, Inc. |
| Developers of the FastCAD and EasyCAD computer aided drafting programs |
| http://www.fastcad.com/ |
| 3. Joel Orr's World of Technology |
| News and articles about CAD, plus books, humor, educational resources and relevant links. |
| http://joelorr.squarespace.com |
|
| 4. Varkon |
| A parametric CAD system and development tool for engineering, computer aided design, and product modeling applications, with free download for Linux and Windows. |
| http://www.tech.oru.se/cad/varkon/ |
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