Autodesk AutoCAD (1984) 21 Graphics Engineering DOS

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 (DOS)
• r11 (DOS)

DanCAD 3D (1992) 1 Engineering DOS

DanCAD is a tool for producing technical line drawings and animations. It is designed for mechanical engineers to analyze and simulate 3d mechanisms, such as complex compound robotics motions. mathematical functions, animation, and PostScript printing.

• 2.5

DesignCAD 2D (1988) 3 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) 5 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) 5 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 PC Local Area Network Program (1985) 5 Communications Server DOS

The IBM PC Local Area Network Program (1.00 is just named "IBM PC Network Program") is an IBM rebadged version of Microsoft's MS-NET (later Lan Manager). It is a program that lets any workstation on a network share resources, such as drives or printers, with other workstations.

• 1.00
• 1.10
• 1.20
• 1.30

Motorola Specs in Secs (1992) 3 Engineering DOS

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

• 1992

MultiLink Advanced (1986) 1 Server DOS

Multilink is a multitasking program that turns an IBM PC XT or PC AT into a multi-user, multitasking system supporting up to eight dumb terminals. A good alternative to XENIX on the PC AT.

• 4.00

Oracle Server (1991) 8 Server Database DOS

Oracle Server is an enterprise grade relational database used in many corporations. It was mainly targeted at high end server operating systems, such as IBM AIX, Sun Solaris, HP UX, Digital VMS, Linux, and Microsoft Windows NT. Oracle makes current versions of their software avaialble for download, but older versions usually disappear.

• 6

Palindrome Network Archivist (1993) 2 Server DOS

Palindrome Network Archivist is an enterprise server program to back up Novell NetWare servers onto tape drives.

• 3.0

Proteus Design Suite (1992) 1 Engineering DOS

Proteus Design Suite is a circuit design and simulation program.

• 2.20