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

Cakewalk (1993) 10 Audio DOS Windows

Cakewalk is a MIDI music authoring and editing tool. The earlier versions are considered among the best MIDI tools that ever existed. Microsoft Windows. limited music notation and a built-in scripting language called CAL (Cakewalk Application Language). limited functionality OEM-bundled "Express" editions.

• 5.0 (DOS)
• 2.x
• 3.x

cc:Mail (1993) 3 Communications OS2

cc:Mail, originally from Concentric Systems, Inc and later Lotus and IBM, is a desktop e-Mail system intended for small LANs. It relies on accessing a shared database file rather than client-sever methods.

• 1.x for OS/2

Celebrity (1987) 2 Word Processor DOS

Celebrity is a powerful word processing program that includes a Speller, Thesaurus, Forms System, Report Writer, Calculator, Calendar, and File Cabinet. It was advertised as a solution for novice users, however the command based interface makes it less than user friendly.

• 1.0

ChiWriter (1990) 9 Word Processor Mathematics DOS

ChiWriter is a WYSIWYG scientific text editor for DOS. Created by Cay Horstmann in 1986, it was one of the first that could write mathematical formulas on common PC computers.

• 4.00
• 4.2

CircuitMaker (1998) 71 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) 1 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

Claris CAD (1989) 1 Engineering MacOS

Claris CAD is a computer aided design program developed in 1988 by Claris Corporation in a joint effort with Craig S. Young of Computer Aided Systems for Engineering (CASE). It was based on MacDraw II and Young's earlier CAD application, EZ-Draft. Version 1 was released in 1989 for Macintosh computers running System Software 6 or later. The initial releases were plagued with bugs, especially with the bundled plotter driver.

• 1.0
• 2.0

ClarisWorks (1991) 14 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
• 5.x
• For Kids 1.0

CO/Session (1992) 0 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) 0 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) 5 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) 2 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) 0 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

Corel Office (1996) 12 Word Processor Spreadsheet Presentations Windows

Corel Office is a software bundle that includes WordPerfect and a number of other office applications. It competed unsuccessfully against Microsoft Office. This bundle started out as "Borland Office", was briefly known as "Novell PerfectOffice", then "Corel Office", and under Corel it later became "WordPerfect Office". (Not to be confused with the unrelated ~1990 groupware program, also called "WordPerfect Office")

• 6.1
• 7

Correct Grammar (1989) 2 Word Processor Utility DOS Windows

Correct Grammar is a grammar checking and analysis tool for DOS. Correct Grammar incorporates technology from the Houghton Mifflin CorrectText system.

• 2.x
• 2.x (Win)

CorrectStar (1984) 5 Word Processor Utility DOS

CorrectStar, from MicroPro International, is an add-on spell checker for WordStar 3.3. It was sold both bundled with WordStar and separately. Later versions of WordStar integrated the spell checker.

• 3.3x

Crosstalk (1983) 9 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

Dac-Easy Word (1987) 6 Word Processor DOS

DAC-Easy Word is a budget word processor package. It can have up to four document windows open, can work with large-ish documents, supports macros, features drop-down menus, built-in help, and includes a mailing list manager.

• II

DanCAD 3D (1992) 0 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

DataPerfect (1993) 3 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

DeScribe (1991) 1 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
• 5.0

DesignCAD 2D (1988) 1 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) 8 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