DesignCAD 2D (1988) 2 Graphics Engineering DOS

DesignCAD is a low end, but well featured, drafting program. It was sometime a companion product to DesignCAD 3D.

• 3.x
• 5.x

DesignCAD 3D (1987) 1 Graphics Engineering DOS

DesignCAD 3D is a powerful, easy to use, and low cost DOS based CAD program that claimed to have all of the features of the more expensive CAD programs. It competed against low-cost CAD programs such as TurboCAD, Generic CADD, and Drafix. It was sometimes sold alongside DesignCAD 2D

• 1
• 4.x

Generic CADD (1987) 6 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) 0 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

Proteus Design Suite (1992) 0 Engineering DOS

Proteus Design Suite is a circuit design and simulation program.

• 2.20