Generic CADD (1987) 0 Engineering DOS

Generic CADD, originally from Generic Software, Inc., was a popular low-cost 2D CAD program targeted at casual drafting users. Initially it competed against AutoCAD, and the budget TurboCAD. The original version offered a number of separately purchasable modules.

• 3.0
• 5.0
• 6.0

IBM Architecture And Engineering Series (1989) 4 Engineering Unix

The IBM Architecture and Engineering Series (AES) is a complete, high end, integrated, 3D drafting and information system. Developed by the firm of Skidmore, Owings and Merrill (SOM) for IBM, this 3D Computer Aided Design system meets the needs of architects, engineers, and builders.

• 1.x