Borland Turbo Assembler (1989) 36 DOS Windows

Turbo Assembler is an x86 16-bit assembler from Borland. It competed against, and was often cited as faster than Microsoft Macro Assembler.

• 5.x

Clarion (1989) 11 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) 1 DOS

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

• 3.x

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

Claris Organizer (1995) 2 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

ClarisDraw (1995) 2 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) 5 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.

• 3.x
• 4.x
• 5.x
• For Kids 1.0

CodeBase (1993) 9 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.

• 6.x

Coherent (1994) 0 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

Colorado Backup (1996) 3 Utility DOS Windows

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

• Set
• 4.x for DOS

ColorWorks (1996) 0 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

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

Corel Presentations (1995) 1 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

CorelDraw! (1989) 24 Graphics Publishing 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.

• 3.5 (Unix)

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.

• 9.0

Crosstalk (1983) 1 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.

• XVI 3.8x

Cubasis (1994) 0 Media Player MacOS

Cubasis is an entry-level music sequencer and notation program for the Apple Macintosh. It features quantization, music printing, and QuickTime integration.

• 1.00

dBASE (1983) 24 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.

• 5.x

Death Rally (1996) 2 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

DEC OSF-1 (1991) 0 Unix

DEC OSF-1 was a version of UNIX from DEC built on the Mach kernel. It was first developed for MIPS based DECStations, and then ported to 64-bit DEC Alpha (AXP). It was later renamed to Digital Unix, and then again to True64 Unix.

• 2.x

DeltaGraph (1992) 2 Presentations Graphics MacOS

DeltaGraph, originally from DeltaPoint and later SSPS, was a powerful business and scientific statistical graphics package for the Apple Macintosh and Microsoft Windows. graphics-only packages like Excel.

• 4.5

Derive (1994) 4 Mathematics DOS

Derive was a computer algebra and graphing system, developed as a successor to muMATH by Soft Warehouse, Inc. in Honolulu, Hawaii, now owned by Texas Instruments. Derive was implemented in muLISP, also by Soft Warehouse. The first release was in 1988 for DOS. It was discontinued on June 29, 2007 in favor of the TI-Nspire CAS. The last and final version is Derive 6.1 for Windows.

• 2.x
• 3.x

DeScribe (1991) 0 Word Processor Windows OS2

DeScribe is a word processor with some advanced features primarily for OS/2. Later, it was made available for Windows 3.1, 95, and NT.

• 5.0

Design It! 3-D (1995) 0 Graphics Windows MacOS

Design It! 3D is an easy to use budget 3D modeling tool. It is suitable for creating home arrangement designs, and features a 3D preview that lets you "walk" through your creation.

• 1.0

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