| Autodesk |
The makers of AutoCAD and related products |
| Bentley |
The makers of MicroStation |
| CADalog |
A great site for AutoCAD shareware and
freeware |
| SeisSoft
Shareware |
A shareware program for coordinate
transformation |
| The
Drafting Shop |
A great free program to convert AutoCAD
files to convert from
one AutoCAD format to another, such as from 2000 to R14 |