Ashlar Vellum (1990) 0 Graphics Engineering Windows

Ashlar Vellum is a CAD package for mechanical engineers and designers, that includes the ability to intelligently predict where the user wants to connect the next object. There were both "2D" and "3D" versions.

• 1.x (Win)

CircuitMaker (1998) 50 Engineering Windows

CircuitMaker, from MicroCode Engineering, is an easy-to-use schematic design and simulation tool. This product was discontinued in 2000 after being bought out by Altium, and is not related to the current software of a similar name.

• 6.x
• 2000

IBM Architecture And Engineering Series (1989) 1 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

Ultimate Deck and Landscape (2000) 3 Engineering Windows

Ultimate Deck and Landscape, from Punch! Software, is a simplified 3D CAD program that enables one to easily design custom deck layouts and landscape layouts. It provides a 3D-rendered view with the ability to "walk around" so you can easily view it from all angles. It can also keep track of general costs for all of the elements used in your design.

• 3.x