CorelCAD

CorelCAD was originally released in 1996 , but quietly disappeared the next year and sold off. It was later re-introduced in 2011 by Corel.

File Information

 * Original CorelCAD saved drawing based on the "OLE2" document container format. The suffix ccd is used for pure drawings whereas the suffix cct is used for drawing templates.
 * Current CorelCAD saves drawings in the AutoCAD DWG format.

Software & Samples

 * CorelCAD 30-Day Trial Disc