VersaCAD (1988) 1 Graphics Engineering DOS

First released in 1983 by T & W Systems Inc (later Versacad Corporation) and based on their earlier T-Square product, VersaCAD is a sophisticated professional object design and drawing tool for the IBM PC. It competed heavily against AutoCAD. A very in-depth history of VersaCAD can be found on Cadhistory (PDF Link)

• 5.3

Visual CADD (1994) 0 Engineering Windows

Visual CADD is a greatly enhanced version of Generic CADD designed for Microsoft Windows. It was created by Numera Software Corporation, which consisted of many original Generic CADD programmers, after Generic CADD was acquired and then abandoned by AutoDesk. It never regained its popularity and was eventually acquired by Corel and IMSI before finally landing at TriTools. The original developers also created another Generic CADD offshoot called General CADD Pro.

• 1.x