CP/M-80 (1982) 1 CPM

CP/M-80, from Digital Research, was a popular operating system for 8080 and Z80 microcomputers. Each release was customized by OEMs specifically for their hardware.

• 2.2 (8080)
• (Other platforms)

Cricket Graph (1989) 1 Presentations Graphics Windows MacOS

Cricket Graph, from Cricket Software and later Computer Associates, was a best selling presentation graphics program, and a companion product to CA-Cricket Presents (formerly Xerox Presents). This program can create a variety of graphs, such as line, bar and pie charts. CA-Cricket Presents can then import the graphs in to presentations.

• 1.x (Mac)
• 1.x (Win)

Crystal Reports (1992) 23 Windows

Crystal Reports, from Crystal Services/Seagate Technology Inc., is a powerful visual report creation tool for Microsoft Windows. Rather than a specific product, it is designed to work with almost any existing database product. reports from directly from within their applications. Crystal Reports was sometimes bundled with Microsoft Visual Basic. And it can be used with Crystal Reports Server for scheduled report generation.

• 1.x
• 3.x

DacEasy Accounting (1987) 3 Financial Windows

DacEasy was the first company to offer affordable accounting software geared towards the small business. It was first released in 1985 and had gone through many DOS revisions at the time the Windows version was released.

• 1.0 (Win)

Dashboard (1992) 0 Utility Windows

Dashboard for Windows, originally from HP, is a convenient push-button utility which gives you quick access to and maximum control over your Windows programs. and buttons for launching programs. Drag-and-drop support for printing, plotting, and faxing. Miniature screens that make it easy to work with several full-screen programs at once. An alarm clock with a built-in snooze alarm. And "At a glance" feedback to let you know which programs are running and how much memory you are using. It has a resemblance to the Unix Common Desktop Environment toolbar.

• 1.0
• 2.x

DataEase (1988) 0 Database DOS OS2 Windows

DataEase, from DataEase International Inc., USA., is a fast, easy to use yet powerful, menu-driven relational database development system for the IBM PC. Not copy protected.

• 4.5
• 1.0 (Win)

dBFast (1991) 0 Windows

dBFast is a dBase application compiler for DOS, the Microsoft Windows environment, and Macintosh. The DOS version was considered very limited and buggy. The Windows version was first released in 1989 for Windows 2.x, and supposedly the first "relational" database for Windows. changes. Windows specific features include support for mouse, buttons, menus, Dynamic Data Exchange, graphing, and graphics data fields.

• 1.x

DEC Rainbow Learn Rainbow tutorial (1983) 0 CPM

This is a tutorial program included with DEC Rainbow computers. The DEC Rainbow is a non-IBM compatible MS-DOS computer. This program is for the CP/M-86 operating system.

• 1

DEC Rainbow Winchester Diagnostics 2.1 (1983) 0 CPM

Hard disk diagnostics and utilities for the DEC Rainbow computer. The DEC Rainbow is a non-IBM compatible MS-DOS computer. This program is for the CP/M-86 operating system.

• 2.x

DeLorme Street Atlas (1991) 0 Reference Windows

Back before MapQuest or Google Maps, people could own an entire USA road map on a CD-ROM. DeLorme Street Atlas was one of the most popular road mapping products. You can search for street names or by phone number and zoom in on local neighborhoods. enabled users to create customized maps. focused on road maps. Later it competed with Microsoft Expedia Streets and Rand-McNally Route Planner.

• 1.0
• 2.0

Deluxe Scrabble for Windows (1992) 0 Windows

Based on the Scrabble word board game. Can play with up to 4 people, or a combination of computer players.

• 1.0

DeScribe (1991) 0 Word Processor Windows OS2

DeScribe is a word processor with some advanced features primarily for OS/2. Later, it was made available for Windows 3.1, 95, and NT.

• 3.0
• 4.0

Digital Research C (1984) 0 DOS CPM

Digital Research C is a compiler developed for use with Digital Research's CP/M systems. It was also ported to DOS.

• 1.x

Digital Research PL/I Compiler (1983) 1 DOS CPM

PL/I is a programming language oriented towards scientific and business programming. Digital Research provided implementations for their CP/M operating system as well as MS-DOS.

• 1.x

Digitalk Smalltalk/V (1986) 2 Windows OS2

Smalltalk/V was the first widely available version of Smalltalk. It was developed by Digitalk in 1986 for DOS, Macintosh, and later Windows.

• 2.x (Win)
• 1.x (OS/2)

Direct Access (1988) 2 Utility Windows

Direct Access is an easy to use menuing program designed to simplify access to applications on systems with many programs loaded on the hard drive. It is customizable, includes screen blanking, and includes password protection and usage logging. Later versions also detect common programs already installed on the hard disk.

• 1.0 (Win)

DiskLock (1993) 1 Utility DOS Windows

DiskLock, From Fifth Generation Systems, and later from Symantec as Norton DiskLock, is a data security tool that can lock a hard disk or individual files or directories so that it requires a password to access any data. It can also log activity to detect unauthorized access attempts. It also features the ability to lock the system after an idle usage period. There were versions for PC and Mac.

• 2.x

DisplayWrite (1984) 0 Word Processor DOS OS2

DisplayWrite is a word processor that is based on the IBM Displaywriter dedicated word processing system. It directly competed with software ports of dedicated word processors such as the Wang Word Processing System (or its clone MultiMate ), Lanier Word Processing Software, Xerox, DEC, or similar.

• 4
• 4/2

DR Draw (1983) 0 Graphics DOS CPM

DR Draw is a shape-based drawing program that uses Digital Research's GSX graphics library, making it portable across CP/M and DOS architectures with different video systems.

• 1.x

DR Graph (1984) 0 Presentations DOS CPM

DR Graph is a business graphics creation program. It can create line, bar, pie, and scatter graphs and print them on a graphics printer. DR Graph is implemented using Digital Research's GSX graphics library, and can run on many different platforms.

• 1.x

Drafix (1990) 2 Graphics Engineering Windows

Drafix is a powerful, high performance, and feature rich 2-dimensional computer aided design tool. Despite being a 2-D CAD program, it had many features of high end 3-D CAD software, and competed directly with AutoCAD. Drafix was first was fist released in 1986 for DOS, and was the first professional CAD program released for Microsoft Windows.

• 1.0 (Win)
• 2.x (Win)

Easy Working (1992) 0 Word Processor Windows

Easy Working for Windows Word Processor, from Spinnaker Software, is a budget word processor for Microsoft Windows. It offers basic text editing and formatting, but not much else.

• 1.x

Encarta (1993) 21 Reference Windows

Microsoft Encarta was a home oriented interactive encyclopedia that was often sold with new OEM machines. Unlike a paper encyclopedia, Encarta took full advantage of being on a computer, with updates from the Internet, sound clips and movies, interactive charts and games, and good navigation.

• 1994

Encore (1991) 0 Audio DOS Windows

Encore, from Passport Designs, is a music program that originated on the Atari ST in 1984. It enables writing and editing music using traditional notation format. It can import and export to a number of sources and supports MIDI playback. enable items in the musical score to be added and edited using the mouse.

• 2.x
• 3.x

EZ-Tape (1992) 0 Utility Windows

EZ-Tape backup system for Windows and DOS.

• 3.x (Win)