Autodesk AutoCAD (1984) 23 Graphics Engineering Windows

AutoCAD, from Autodesk and first released in 1982, is a powerful Computer Aided Design tool. It was, and still is, often considered the standard for CAD tools. Primarily for the IBM PC platform, it was ported to x86 machines with higher video resolutions such as the Zenith Z-100 and NEC APC. Intermittently, versions for the Macintosh appeared. Later versions use a dongle copy protection.

• r11 (Win)

Autodesk AutoCAD LT (1994) 1 Engineering Windows

AutoCAD LT is a 2-D only design program targeted at casual drafting users. It was positioned as a lower cost offering, with fewer features than AutoCAD. Initially, it was intended as a replacement for Generic CADD - another 2D drafting tool that AutoDesk bought out and then abandoned. Unlike AutoSketch, AutoCAD LT has more design related features.

• 1.x