The Brown Bag Word Processor was an inexpensive word processor that offered features comparable to more expensive programs. It is essentially an OEM licensed version of Quicksoft's PC-Write with a different user interface. Formatting is done using "dot" commands and it includes a mail-merge module.

Buying Your Home is a detailed financial calculation system for home buyers. It operates by creating various "scenarios", defining assumptions, and comparing scenarios such as renting vs. purchasing.

By Design is an add-on set of document design utilities, fonts, and clipart for WordPerfect. Graphics include lead characters, page borders, graphics fonts, and page headers. Templates include newsletters, letterheads, title pages, and business forms.

CA-SuperProject is a project management program for DOS. SuperProject is designed to help you plan and carry out successful projects. Its many features satisfy a wide range of project management needs and experience levels. It competed against Microsoft Project, and Breakthrough Software Timeline

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.

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.

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.

CalcStar is a spreadsheet from MicroPro, somewhat like VisiCalc but using commands similar to WordStar. You can also format content similar to WordStar. It was available for CP/M and DOS, and often part of early 80s system's bundled software.

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.

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.

CashBIZ, from M-USA Business Systems, Inc, is a low-cost and low-feature accounting tool for small cash based businesses. It features modules for checks, billing, and receipts, and a number of pre-defined reports.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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

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.

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