| .cyp |
Home Designer Pro Project File |
| .cdw |
KOMPAS Document |
| .cnd |
Melco Condensed Embroidery File |
| .czd |
CAD Zone Drawing |
| .catdrawing |
CATIA V5 Drawing |
| .circuit |
KTechlab Circuit Design File |
| .cf2 |
Common File Format File |
| .cib |
Luminaire Data File |
| .cff |
Common File Format |
| .dwg |
AutoCAD Drawing Database File |
| .dxf |
Drawing Exchange Format File |
| .drw |
DESIGNER Drawing |
| .dwt |
Dreamweaver Web Page Template |
| .dgn |
MicroStation Design File |
| .dsn |
OrCAD Design File |
| .dxe |
AutoCAD Data Extraction Template |
| .dst |
AutoCAD Sheet Set File |
| .dlx |
DIALux Document |
| .dra |
Nuance Dragon Voice Recording File |
| .dft |
Solid Edge Draft Document |
| .des |
Pro/DESKTOP CAD File |
| .dgb |
FlashCAD Drawing Database |
| .dc |
DesignCAD Design File |
| .dcd |
DesignCAD Drawing |