Cache86 (1990) 0 Utility DOS

Cache86 is a high speed disk caching program for DOS and Windows 3.x systems. It features a very small conventional memory overhead, speed, reliability, support for Extended memory on 286+ machines, and support for Expanded memory on PC/XT class machines.

• 3.x

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

Calendar Creator Plus (1990) 0 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)

Canoma (1999) 0 Graphics Windows

Canoma was a 3D-modelling application for Windows and Macintosh. Released by MetaCreations Corp. in 1999,[2] this application allowed users to create 3D models based on one or more photographs taken from various angles. This process is known as photogrammetry. The user "pinned" the corners of wireframe primitives over real world shapes such as buildings, boxes, cylinders and other geometric shapes (it could not really handle organic shapes), the application then dynamically extrapolated the perspective, angles and shapes and produced a 3D realization, applying the textures from the photograph(s) onto the models.

• 1.0

Carbon Copy (1990) 0 Utility DOS Windows

Carbon Copy is a remote control desktop program for DOS and later Windows, similar to PCAnywhere. protection. You can not connect to other copies of Carbon Copy if the serial numbers are the same.

• 5.x
• 2.5 (Win)

Catz (1996) 1 Novelty Windows

Catz, from PF Magic, Inc, is a fun program that places an animated cat on your desktop for you to play with.

• 1.0
• II

cc:Mail (1993) 0 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

CD Creator (1996) 1 Utility Windows

Adaptec CD Creator, today sold by Roxio, was a popular a tool for mastering and burning CD images. It was targeted primarily at the home and office markets and often bundled with CD-Burner hardware. Some OEM versions were customized for specific drives. Adaptec also sold a similar, but different, program for Apple Macintosh computers under the name Toast.

• 1.x/2.x

Cellular Automata Lab (1989) 1 Novelty DOS

Cellular Automata Lab is a powerful commercial scientific mathematical program for working with and exploring Cellular Automata, a system where individual mathematical elements grow, spread, and die based on a set of rules (like the old BASIC "Life" programs). This software provides functionality to create custom sets of rules. Although it had some potential applications, this specific product is more of a novelty, similar to fractal generators. It was published by Autodesk during a period of experimental exploration in to new scientific applications.

• 1.0

Central Point Anti-Virus (1992) 3 Utility DOS

Central Point Anti-Virus was a DOS-based antivirus program developed originally by an Israel company, CARMEL Software Engineering Ltd. as "Turbo Anti-Virus", and licensed by Central Point Software Inc. It was the basis for Microsoft's Anti-Virus for DOS and Windows (MSAV and MWAV). In 1994 it was acquired by Symantec Corporation and merged into Norton Antivirus.

• 1.x

Central Point Backup (1992) 1 Utility Windows

A powerful and friendly backup utility from Central Point Software, that supports backing up to either floppy disks or tape drives. Central Point Backup features ease of use, speed, detailed backup history, and virus scanning. This product was more commonly found bundled as part of PC-Tools.

• 7.x

Chain of Command (1989) 1 Graphics DOS

Chain of Command is a chart making program specifically geared towards creating hierarchical organization charts. It features a fully graphical DOS based user interface, clipart, resizable text, and support for laser printers.

• 1.0

Change Directory Plus (1993) 0 Utility DOS

Change Directory Plus is a small commercial utility distributed with Softdisk publishing's Big Blue Disk magazine. It indexes all folders on your hard drive, and permits you to change in to a deep subdirectory simply by specifying the final subdirectories name.

• 1.x

Chart-Master (1985) 0 Presentations Graphics DOS

Chart-Master, originally introduced in 1981 by Decision Resources, Inc., was the first software that could produce presentation quality graphics with a plotter on a personal computer. Decision Resources also produced Sign-Master and Diagram-Master. They were acquired by Ashton-Tate in 1986. This program was also bundled in the Master Graphics Presentation Pack.

• 6.x

CheckIt (1988) 10 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

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 Impact (1994) 0 Presentations Windows MacOS

Claris Impact is a business graphing program that provides attractive business presentations with minimal artistic skill. It features the ability to create graphs using "Models", a guided module somewhat like a wizard.

• 2.x

ClarisDraw (1995) 1 Graphics Windows MacOS

ClarisDraw is a vector based drawing program and the successor to MacDraw. The name was changed partially because there was now also a Microsoft Windows port. The final release was 1.0v4.

• 1.0x

ClarisWorks (1991) 9 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

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) 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

Colorado Backup (1996) 0 Utility DOS Windows

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

• Set
• 4.x for DOS
• 1.70 for Win 95
• 3.22 for Win 95

ColoRIX (1990) 0 Graphics DOS

ColorRIX is a simple mouse-driven painting program for DOS. It features the ability to easily work with pallets and gradients. It was bundled with some video cards, and supported many custom resolutions. VGA Paint, on standard IBM VGA hardware, supports an undocumented 360x480 256 color mode.

• VGA 1.x

ColorWorks (1996) 1 Graphics OS2

ColorWorks is a powerful, full-featured, photo editing program designed exclusively for OS/2. It is a native 32-bit OS/2 application and makes use of OS/2 multitasking, multithreading, and SMP capabilities. It has many features and tools that make it comparable to most other image editors.

• 2.x