Autodesk AutoCAD (1984) 9 Graphics Engineering DOS MacOS

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.

• 1.x (DOS)
• 2.x (DOS)
• r10 (Mac)
• r10 (DOS)
• r11 (DOS)
• r11 (Mac)
• r12 (Mac)

DiskDoubler (1990) 1 Utility Archive MacOS

DiskDoubler is an automated file compression program for the Apple Macintosh. It does not compress the entire drive, but rather specified files. It automatically compresses and recompresses files as you use them.

• 3.x

Motorola Specs in Secs (1992) 0 Engineering DOS

Motorola Specs in Secs is a computerized database of Motorola electronic component parts and their associated general specifications.

• 1992

Proteus Design Suite (1992) 0 Engineering DOS

Proteus Design Suite is a circuit design and simulation program.

• 2.20