Microsoft FORTRAN (1977) 20 DOS

This is Microsoft's implementation of the FORTRAN scientific-oriented high level programming language. It was one of their early core languages developed for the 8-bit computers and later brought to the 8086 and IBM PC. For the IBM OEM version, see the IBM Fortran Compiler. In 1993 Microsoft rebranded the product as Microsoft Fortran Powerstation. (Note: -80 refers to the 8080/Z80 platform, not the language specification version)

• 3.x

Microsoft LISP (1985) 1 DOS

Microsoft LISP, originally developed by Soft Warehouse, of Honolulu,is a high-speed LISP interpreter sold alongside Microsoft’s other language products. LISP is a programming language based around symbolic expressions. It was used to develop expert systems and "artificial intelligence" systems. Microsoft LISP features a large number of native functions and includes a debugger.

• 5.x

Microsoft Macro Assembler (1981) 83 DOS

The Microsoft Macro Assembler (MASM) is an x86 assembler that uses the Intel syntax for MS-DOS and Microsoft Windows. For a time, it competed with Borland Turbo Assembler. IBM re-branded early versions under the name IBM Macro Assembler. Later versions were bundled with Microsoft Visual Studio.

• 4.x

Microsoft Mouse (1984) 58 DOS

These are drivers provided by Microsoft for the Microsoft BusPort, serial, and PS/2 mice. Introduced in 1983, The Microsoft Mouse is historically important as it was one of Microsoft's earliest hardware products (The other being an Apple II Z-80 CP/M card). The first Mouse for the IBM PC was actually from Mouse Systems, not Microsoft. However, most clone mice emulated Microsoft's serial protocol and DOS driver software interface. The first application designed to make full use of the mouse was Microsoft Word for DOS, and they hyped a product called "Microsoft Windows" (not released until several years later) that was to compete against the upcoming Apple Macintosh and the Mouse Systems based Viscorp Visi On.

• 4.x
• 5.x

Microsoft Pascal (1981) 8 DOS

The Microsoft Pascal Compiler is Microsoft's implementation of the ISO Pascal language for DOS, Xenix, and OS/2. It was among Microsoft's early language products provided for DOS. It was superseded by Microsoft QuickPascal. The Microsoft Pascal Compiler was licensed to IBM, who sold it as the IBM Pascal Compiler.

• 3.3x

Microsoft Rbase (1985) 0 Database DOS

Microsoft Rbase is a version of Microrim R:Base 5000, a DOS based relational database program, licensed by Microsoft and distributed in the European markets.

• 1.x

Microsoft Word (1983) 222 Word Processor MacOS DOS

The Microsoft Word word processor was first introduced for MS-DOS in 1983. Its design made use of a mouse and WYSIWYG graphics. Its crude WYSIWYG/mouse support was a direct response to the Apple Lisa/Mac, and VisiCorp Visi On. Initially it competed against many popular word processors such as WordStar, Multimate, and WordPerfect. Word for DOS was never really successful.

• 1.x (Mac)
• 2.x (DOS)

Mite (1985) 1 Communications DOS

Mite is a telecommunications program that originated on CP/M. It was used for communicating with bulletin board systems, information services, and terminal emulation. It is not the most friendly or powerful, but some OEMs bundled it with their hardware.

• 3.x

Mix C (1985) 5 DOS

Mix C, from Mix Software, is a small and simple C compiler. It was sold alongside a well-written book on the C programming language. Later versions were known as Power C

• 2.0.x

MultiMate (1983) 15 Word Processor DOS

MultiMate, originally named WordMate, is a word processor designed to mimic the user interface of Wang word processing machines. It was primarily sold to large businesses, but eventually became popular with home users that were familiar with the Wang word processors. Later versions were bundled with extra third party software under the name MultiMate Advantage.

• 3.3x

Multiplan (1983) 37 Spreadsheet DOS

Microsoft Multiplan was an early 8-bit spreadsheet application for CP/M and MS-DOS with ports to numerous other platforms in the early 80s. Initially it competed against VisiCalc and later Lotus 1-2-3. A companion product, Microsoft Chart, provided graphing support. Multiplan was never ported to Windows, where it was replaced with Microsoft Excel. Excel also replaced Multiplan on the Macintosh platform.

• 2.x

Multitasking MS-DOS 4.00 (1985) 6 DOS

Multitasking "MS-DOS 4.00" is a developmental version of MS-DOS that was never released to retail consumers. It was eventually licensed to some companies for internal use. Development started in parallel during the DOS 2.x days, and was intended to be the successor to MS-DOS 3.x. It would have competed against Digital Research's Concurrent DOS.

• 4.00

Norton Utilities (1983) 66 Utility DOS

The Norton Utilities is a suite of disk and system utilities designed to enhance system performance and stability. It started off as a set of disk utilities written by Peter Norton, and later was sold by Symantec. It competed against Central Point PC Tools and the Mace Utilities. In 2003, Norton Utilities was merged with Norton SystemWorks, but later split back out.

• 3.10

Omnis (1985) 3 Database MacOS

Omnis, from the European based Blyth Software, is an easy to use multiuser relational database for Windows, MacOS, and OS/2. It was the first database ported to Microsoft Windows, which ran on Windows 1.0x.

• 3.x (Mac)

Open Systems Accounting (1985) 0 Financial DOS

Open Systems Accounting Software is a modular accounting package targeted at large businesses. It featured a high level of flexibility, as the company offered source code access for customization. It was available for DOS, XENIX, and Unix systems.

• 3.x

Paradox (1985) 34 DOS

Originally released in 1985 by Ansa Software and later sold to Borland, Paradox is a high-speed relational database product that integrates with Borland's "Turbo" products. It was notable for its Query By Example feature, and its Paradox Application Language. It was popular in the late 80s and early 90s, and competed against database product such as dBase, Symantec Q&A, Foxpro, Clipper, Clarion, DataEase, R:Base, and DataFlex.

• 1.x

PC Illustrator (1985) 1 Graphics DOS

PC Illustrator, first released in 1984 by Computer Graphics Group, Inc of Atlanta Georgia, is an easy to use freehand drawing and business charting package. Charting mode supports bar, area, line, and pie charts, and you can add your own drawings around the chart. It supports the use of a Microsoft compatible mouse, light pen, or digitizing pad.

• 3.0

PC Paint (1984) 1 Graphics DOS

PC Paint, from Mouse Systems Corporation, is a Macintosh MacPaint-like paint program for the PC. It was often bundled with Mouse Systems mice. Despite the similar sounding name and appearance, it is NOT related to Microsoft/ZSoft PC Paintbrush.

• 2.x

PC Paintbrush (1984) 36 Graphics DOS

ZSoft PC Paintbrush is a bitmap drawing program visually similar to MacPaint. The earlier DOS versions were often bundled with Microsoft and Microsoft compatible mice, and were notable for supporting a huge variety of video adapters. It competed against Mouse Systems PC Paint (not related despite the similar name). ZSoft PC Paintbrush eventually became Microsoft Paintbrush included in Windows 3.x. For Microsoft's rebranded version see Microsoft Mouse and Microsoft Paintbrush

• 3.x (DOS)

PC Tools (1985) 82 Utility DOS

PC Tools, from Central Point Software, is a system and disk utility suite similar to the Norton Utilities. Central Point also produced a similar set of tools for the Apple Macintosh known as MacTools. Central Point Backup, bundled as part of PC-Tools, was also offered as a standalone product.

• 1.x

PC-Calc (1984) 0 Spreadsheet DOS

PC-CALC is an easy-to-use "Visible Spreadsheet" program. If you work with numbers, at home, on the job or at school, PC-CALC is for you. Whether the task is simple or complex, PC-CALC can help you. By using its powerful commands, reports can be produced in minutes that would take hours to do manually, or days to write in BASIC. PC-CALC, written by Jim "Button" Knopf of ButtonWare ( http://en.wikipedia.org/wiki/Jim_Knopf ), is historically notable because it was one of the first programs marketed as shareware.

• 3.0

PFS Proof (1984) 0 Utility DOS

PFS:Proof is a stand-alone spell checker that is compatible with PFS:Write documents, and part of the low-cost PFS office suite.

• Bxx

PFS:File (1982) 3 Database MacOS

PFS:File is an easy to use flat file database that started off as "PFS: The Personal Filing System" on the Apple II and then ported to the IBM PC, TRS-80, and other platforms. OEM version were available from various companies including IBM. Later it evolved in to PFS:Professional File, and IBM rebranded a version as IBM Filing Assistant.

• Axx (Mac)

PFS:Write (1983) 5 Word Processor DOS

PFS:Write, originally from Software Publishing Corporation and later sold to Spinnaker Software, was an early and easy to use word processor for the IBM PC and Apple II. It was also licensed by IBM as IBM Writing Assistant. It can exchange data between PFS:Graph, PFS:File, and PFS:Report. SPC later replaced PFS:Write with Professional Write. Early versions had no built in spell checker, and were instead used with PFS:Proof.

• Bxx
• Cxx

PolyWindows DeskPlus (1985) 0 Utility DOS

PolyWindows DeskPlus is a collection of memory resident accessories for DOS. It was first released in 1984 by POLYTRON Corporation. It includes an editor, index cards, a calendar/appointment book, an alarm clock, several calculators, a phone dialer, DOS functions, keyboard macros, and can cut-and-paste between applications. HQ, Mastro, PC Desk, Pop-Up Desk Set, and WordPerfect Library.

• 1.2