CADKEY (1988) 1 Graphics Engineering DOS

CADKEY is a 2D/3D mechanical CAD (computer aided design or computer aided drafting) software application released for various DOS, Solaris, and Microsoft Windows operating systems. Originally released for DOS in 1984, CADKEY was among the first CAD programs with 3D capabilities for personal computers.

• 1.x

Cadlogic Instinct (1987) 3 Engineering Windows

Instinct is a computer aided design drafting tool designed for Microsoft Windows 1.x. It was designed specifically with ease of use in mind, and was among the few early applications designed for Microsoft Windows 1.

• 1.0

Calendar Creator Plus (1990) 5 Novelty PIM DOS Windows

Calendar Creator Plus from Vermont Creative Software/Power Up, and later Spinnaker Software, is a tool for creating printed calendars with different styles and custom lists of events.

• 3.x (DOS)
• 2.0 (Win)
• 4.0 (Win)
• 5.0 (Win)
• 7.0 (Win)

CircuitMaker (1998) 41 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

Citrix Multiuser Link (1991) 3 Communications DOS OS2

Multiuser Link is a telecommunications program that Connects a PC running DOS or OS/2 to a Citrix Multiuser system via standard RS-232C serial directly or with a modem.

• 1.0

Clarion (1989) 14 Database DOS Windows

Clarion is an advanced user friendly 4GL DBMS and programming environment for DOS and Windows. It boasted the ability to greatly reduce application development time, featured highly integrated visual creation tools, and a powerful set of program functions.

• 2.X (DOS)
• 3.0 (DOS)
• 1.0 (Win)
• 3.1 (DOS)

ClarisWorks (1991) 47 Word Processor Spreadsheet Presentations Graphics Publishing Database Windows MacOS

ClarisWorks is an all-in-one Word Processor, Spreadsheet, Database, Graphics Editor, and Presentations tool from Claris. In 1998, after version 5.0.2, ClairsWorks was purchased by Apple and re-branded under the "AppleWorks" name. It is not related to the Apple II AppleWorks product.

• 1.x
• 2.x
• 3.x
• 4.x

CO/Session (1992) 1 Communications DOS

CO-Session is a remote communication access program that supports remote control, file transfer, automates session, and promoted itself as faster and more powerful than Carbon Copy Plus.

• 6.x

COMit (1994) 2 Communications DOS Windows

COMit is a small, lightweight, and easy to use telecommunications terminal emulator for MS-DOS systems. OEMs commonly bundled it with modem hardware.

• 1.x

CommWorks (1993) 2 Communications Windows

Produced by Traveling Software, the authors of LapLink, CommWorks is a suite of communications applications including CommWorks Control Center, TS Fax, TS OnLine, and Laplink.

• 1993

CompuServe Information Manager (1989) 4 Communications DOS Windows

CompuServe Information Manager is the client software used for accessing the CompuServe service.

• 1.x (DOS)
• 2.x (DOS)
• 1.x (Win)
• 2.x (Win)

CompuWorks Office (1994) 4 Word Processor Spreadsheet Presentations Graphics Database Windows

ComuWorks is an entry-level budget oriented integrated all-in-one office suite for Microsoft Windows 3.1. It includes a word processor, spreadsheet, database, report writer, and charting tools.

• 2.x

Condor (1986) 0 Database DOS

The Condor database is an easy to use, customizable, menu-driven relational database management system. It boasts the ability to let you design databases without programming, using only simple English, and a form and report designer. It is suitable for simple to complex tasks. It originated on CP/M-80 systems, competed against dBase II, and was ported to DOS. weight file management system, while "Condor 3" is the full featured database product. version between 1 and 3. systems, such as Zenith, HP, DEC, NEC, and more.

• 3

Corporate Secretary (1998) 1 Document Windows

EZ Legal Software Corporate Secretary is a set of legal templates geared towards the operation and management of a company.

• 4.x

Crosstalk (1983) 8 Communications DOS

Originally released in 1982, Crosstalk XVI, from Digital Communications Associates Inc of Alpharetta, Georgia, is a powerful telecommunications program for the IBM PC with many scripting features. "XVI" means "16", and refers to the powerful new 16-bit x86 CPUs found in IBM PC's and compatibles. It was followed up by the MK 4 and Communicatior products.

• XVI 3.3x
• XVI 3.5x
• XVI 3.6x
• XVI 3.7x
• MK.4 2.x
• Communicator 2.x
• XVI 3.8x

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

DataEase (1988) 3 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.

• 2.5
• 4.5
• 1.0 (Win)

DataPerfect (1993) 4 Word Processor Database DOS

DataPerfect, originally written by Lew Bastian, published through WordPerfect Corp, and later through Novell, was a fast, memory efficient, but capable relational database for DOS. WordPerfect Corp sold the product alongside their other DOS based office products, such as WordPerfect and PlanPerfect. In 1995 Novel released DataPerfect as freeware and development was continued by its original author until about 2008.

• 2.x

DB Master (1986) 4 Database DOS

DB Master is a powerful and flexible database for early personal computers. It was produced by Stoneware Inc., and in 1986 it switched ownership to Macon Software Inc.

• 3.0

dBASE (1983) 108 Database DOS Windows

Ashton-Tate dBase was an early popular database management system for CP/M and MS-DOS. It was regarded as one of the killer applications for CP/M, and achieved good success. At the time of conception Ashton-Tate was a garage based company but quickly grew.

• II v2.x
• III v1.0
• III v1.1
• III Plus v1.0
• III Plus v1.1
• IV v1.0
• IV v1.1
• IV v1.5
• IV v2.0
• 5.x

Decision Pad (1989) 4 Database DOS

Decision Pad, from Apian Software, is a decision support tool that uses a decision matrix approach. It also supports a three-dimensional decision matrix for group decisions, and can import/export data from Lotus 1-2-3 files. It competed against a similar tool called "Prism".

• 2.x

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) 3 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

DosFax (1992) 1 Communications DOS

Delrina DosFax is a DOS based program for sending and receiving faxes via a modem that has fax capabilities. This software was often bundled with modems or PCs. It was often accompanied by Delrina WinFax.

• 2.0

Drafix (1990) 1 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)