CheckIt (1988) 21 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.

• 1.x
• 2.1
• 3.0
• LAN 2.x
• Pro 1.x

Checks And Balances (1986) 0 Financial DOS

Checks & Balances, by California Digital Engineering, is a fast, powerful, and flexible home accounting package for the IBM PC. It Manages checking, savings, and credit accounts, and prints checks.

• 4.0

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

CleanSweep (1994) 0 Utility Windows

CleanSweep, from Quarterdeck, is a utility that assists with uninstalling and removing leftover files. It also moves programs from one drive to another, to a backup that can be restored later, or to another computer.

• 1.x
• 2.x (95)
• 3.x
• 4.x

ClickArt Personal Publisher (1986) 0 Publishing DOS

ClickArt Personal Publisher is a simplified, Mac-like desktop publishing program. It was later purchased by Software Publishing Corporation and turned in to PFS:First Publisher, who then in turn sold it to Spinnaker Software where it became Easy Working Desktop Publisher

• 1.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

CompuServe Information Manager (1989) 0 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)

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

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

Connectix RAM Doubler (1996) 0 Utility MacOS Windows

RAM Doubler is a utility for Windows 3.1 that uses advanced resource management and memory compression techniques to allow more applications to run side by side. It was designed to be simple and easy to use compared to some competing programs. It competed against similar tools such as SoftRam, Hurricane, and MagnaRam

• Mac OS
• Windows 3.x

Conner Backup Basics (1993) 0 Utility DOS Windows

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)
• 1.2 (Win)

CopyWrite (1990) 3 Utility DOS

CopyWrite is a disk duplicator that can duplicate disks with many advanced copy protection schemes using a standard IBM PC floppy drive and controller.

• 1990
• 1992

Corel Office (1996) 2 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

CorelDraw! (1989) 43 Graphics Publishing Windows OS2 Unix

Corel Draw is a vector based drawing and illustration program. It is primarily a Windows application, but was ported to Mac OS, Mac OS X, Linux, CTOS and OS/2. It competed against Aldus Freehand, Adobe Illustrator, and Micrografx Designer.

• 1.x
• 2.0
• 2.5
• 3.0
• 4.0
• 5.0
• 3.5 (Unix)
• 6.0
• 7.0

Correct Grammar (1989) 0 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) 0 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

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

DacEasy Accounting (1987) 0 Financial DOS 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.

• 2.0 (DOS)
• 4.x (DOS)
• 1.0 (Win)

DataKeeper (1999) 0 Utility Windows

PowerQuest DataKeeper 3.0, formerly from HighPoint Technologies, is a powerful real-time backup program. It features the ability to continuously monitor backups, works with any removable media, compression, and registry protection.

• 3.0

DECTalk PC (1993) 0 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

Deneba Canvas (1994) 1 Graphics Publishing Windows

Deneba Canvas is a shape based drawing and illustration program for the PC and mac. Unlike other publishing programs of the time, Canvas combined the ability to use vector graphics and raster images. It could also function as a word processor.

• 3.x
• 5.x

Deskman/2 (1995) 0 Utility OS2

DevTech's Deskman/2 is a set of desktop and system management tools for OS/2. It contains data compression tools, networking tools, performance monitoring tools, and desktop management tools.

• 1995

DESQView (1984) 12 Utility DOS

DESQView, from Quarterdeck, was a DOS application multi-tasker and in later versions functioned as an X client for applications on remote UNIX systems. It competed against IBM Topview. The original DESQ was just a task switcher, but subsequent versions offered preemptive multitasking of well behaved DOS programs on real-mode 8088 PCs. It gained popularity when DESQView 386 added virtual x86 support. This enabled the ability to multi task many poorly behaved programs, and was often used on BBSes due to its excellent COM port handling. It was later overtaken by OS/2 and Windows.

• 1.x
• DESQView X 1.x
• 2.x
• DESQView X 2.x

Direct Access (1988) 0 Utility DOS 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.

• 4.x
• 5.x
• 1.0 (Win)

Disk Technician (1987) 1 Utility DOS

Disk Technician, from Prime Solutions Inc., is a hard disk utility and surface monitor. It contains an interleave adjuster and pattern tester similar to Spinrite. The Gold version also includes a defragmenter and disk-level virus protection.

• 4.x
• Advanced 3.x
• Gold 1.x