CheckIt (1988) 13 Utility DOS

CheckIt, from TouchStone Software Corporation, is a diagnostic tool for generic PC/XT/AT compatible computers. It can perform tests on RAM, hard disks, video cards, floppy disks, motherboard resources, and I/O devices. It has an easy to use menu interface but can also run tests non-interactively. It was followed up by the product WINCheckit.

• LAN 2.x
• Pro 1.x

ChiWriter (1990) 8 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.

• 4.2

Citrix Multiuser Link (1991) 2 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) 5 Database DOS

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.

• 3.0 (DOS)
• 3.1 (DOS)

Clarion DOS Extender (1996) 4 DOS

The Clarion DOS extender is a tool that enables you to create 386 Protected mode applications for the Clarion Database.

• 3.x

Clipper Tools (1993) 4 DOS

Clipper tools is a set of programming library extensions for Clipper. It adds functions such as multiple window customization, the ability to work with separate mono and color screens, multiple output effects for character strings, and color pallets.

• 3.0

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

CodeBase (1993) 5 DOS

CodeBase, from Sequiter Software Inc., is a fast database engine for C and C++ programmers. CodeBase comes with it's own report engine, which allows distribution, in which the user can create their own reports. CodeBase is portable across all major platforms.

• 5.x
• 6.x

CodeView (1987) 3 DOS

CodeView was a standalone debugger created by David Norris at Microsoft in 1985 as part of its development toolset. It originally shipped with Microsoft C 4.0 and later. It also shipped with Visual Basic for MS-DOS, Microsoft Basic PDS, and a number of other Microsoft language products. It was one of the first debuggers on the MS-DOS platform that was full-screen oriented.

• 3.x

Colorado Backup (1996) 6 Utility DOS Windows

Colorado Backup is the software provided with HP Colorado tape drives.

• Set
• 4.x for DOS

Comic Book Creator (1991) 1 Novelty DOS

Comic Book Creator is a graphics program that enables the user to quickly create customized comic strips based on a small predefined set of clip art and backgrounds.

• 1.x

COMit (1994) 1 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

CompuServe Information Manager (1989) 3 Communications DOS

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

• 2.x (DOS)

Computer Shopper FastFiler (1993) 0 Utility DOS

FastFiler, from Ziff-Davis Publishing Company and Strange Software LTD, is a rudimentary easy to use file manager shell. It was sold alongside Computer Shopper magazines. While it offers a friendlier interface than the DOS command prompt, it has fewer features and abilities than competing file managers.

• 1.x

Conner Backup Basics (1993) 2 Utility DOS

Conner Backup Basics is a dumbed down version of Conner Backup Exec that only works with their tape drives. This software will not run at all without the appropriate tape drive attached.

• 1.1 (DOS)

Corel Presentations (1995) 0 Presentations DOS

Corel Presentations (which is often referred to simply as Presentations) is a presentation program akin to Microsoft PowerPoint and OpenOffice.org Impress.

• 2.x

Cougar Mountain Software ACT (1992) 0 Financial DOS

Cougar Mountain Software ACT 2 PLUS is a comprehensive multi-user accounting package. It includes General ledger, accounts receivable and payable, purchase order, order entry, inventory and payroll, check reconciliation. It also features the ability to import and export files, and a modular form set-up allows integration of all modules. It was sold alongside ACT 1 PLUS, the single user version.

• 8.x
• 9.0

Crosstalk (1983) 12 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.

• Communicator 2.x
• XVI 3.8x

CWI Tutor DOS (1991) 3 Education DOS

The ultimate DOS tutor. Everything you wanted to know about DOS and more.

• 1.x

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

DataEase (1988) 2 Database DOS OS2

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

DataPerfect (1993) 1 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

dBASE (1983) 65 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.

• IV v1.5
• IV v2.0
• 5.x

Death Rally (1996) 1 DOS

Death Rally is a top-down view racing game. The object of the game is to stop your opponents winning by shooting them. To progress through the game weapons and enhancements for the cars are needed.

• 1

DECTalk PC (1993) 2 Utility DOS

DECTalk was a text to speech system used in automated telephone, radio, and TV systems. It was notably used as an artificial voice by Stephen Hawking. Most DECTalk devices were standalone serial devices, however DEC did produce an ISA expansion card for the IBM PC that contained this functionality. This software is required to operate these ISA cards.

• 4.x