Citrix MetaFrame (1998) 1 Server Windows

Citrix MetaFrame is an add-on for Windows Terminal Server that provides Citrix ICA connectivity and additional management tools. Unlike WinFrame, this is not an entire OS.

• 1.0
• 4.0

Citrix Multiuser Link (1991) 0 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 Organizer (1995) 0 PIM MacOS

Claris Organizer is an easy to use personal information management (PIM) program for the classic Mac OS. It integrates calendar, contacts, tasks, and notes in to one small lightweight application. It has a variety of flexible print option and can print mailing labels. It competed with the Apple Newton PDA. Claris Organizer was praised for its small size and well thought out interface. It was sold to Palm when Claris was broken up, and was used as the basis for the Palm Desktop for Mac.

• 1.0
• 2.0

CleanSweep (1994) 1 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

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

Coherent (1994) 1 Unix

Coherent, from Mark Williams Company, was a compact high speed Unix clone that was ported to a number of architectures including IBM PC.

• 4.x

COMPAQ Personal Computer MATCHMAKER (1989) 0 DOS

MATCHMAKER is a floppy disk based customer survey sent to potential Compaq customers. The intent was to collect data about current hardware and software application use for marketing and development purposes. It also provides an interactive overview of then-current Compaq 386 hardware products.

• 1989

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) 0 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) 3 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

Corel Photo-Paint (1995) 4 Graphics Windows

Corel Photo Paint is a bit-mapped graphics editor optimized for photo manipulation. It competed against Adobe Photoshop and Paint Shop Pro, and was often a companion product to the vector based CorelDRAW. It includes a large number of special effects, a color management system, brushes, layers, and scanner support.

• 5.0

Corel Print House (1996) 0 Graphics Windows

A printing program for creating over 20 types of printing projects including cards, banners, signs, certificates, calendars, brochures, business forms, labels, membership cards, coupons, tickets, bookmarks, and doorknob hangers. It uses the 32-bit CorelDRAW 6 mini-engine.

• 1.1

CorelDraw! (1989) 49 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

Corporate Ladder (1989) 0 Graphics DOS

Corporate Ladder is a quick and easy text-mode DOS based tool for creating organization charts and similar documents such as process-flow diagrams, decision trees, procedure diagrams, forms, and labels.

• 1.x

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

COSMI TrueType Fonts for Windows (1993) 1 Windows

COSMI TrueType Fonts for Windows is a budget title that includes a set of fanciful fonts designed for use with Windows 3.1

• 1993

Cricket Graph (1989) 0 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)

Dac-Easy Word (1987) 0 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

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

DataPerfect (1993) 0 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