Microsoft FORTRAN (1977) 13 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
• 4.x
• 5.x

Microsoft COBOL (1980) 8 DOS Windows

Cobol is a high level language designed for use in business that uses English-like commands. Microsoft got its early start by producing language products such as this one. Their other early language products included Microsoft Fortran, Microsoft Pascal, Microsoft Basic, and Macro Assembler. This product was also licensed to IBM as IBM Cobol Compiler.

• 1.x
• 2.x
• 3.x
• 4.5
• 5.0

MS-DOS (1981) 1178 DOS

Originally 86-DOS, written by Tim Paterson of Seattle Computer Products, DOS was a rough clone of CP/M for 8086 based hardware. Microsoft purchased it and licensed it to IBM for use with Microsoft's IBM PC language products. In 1982, Microsoft began licensing DOS to other OEMs that ported it to their custom x86 hardware and IBM PC clones.

• 1.x
• 3.00
• 3.10
• 3.20
• 3.21
• 3.30
• 3.31
• 4.0x
• 5.0
• 6.0
• 6.20
• 6.21
• 6.22

Microsoft Macro Assembler (1981) 46 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.

• 1.x
• 3.x
• 4.x
• 5.x
• 6.x

Microsoft Pascal (1981) 0 DOS OS2

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 It was superseded by Microsoft QuickPascal.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.

• 1.1x
• 2.x
• 3.0x
• 3.1x
• 3.2
• 3.3x
• 4.0

Microsoft BASIC (1981) 11 DOS CPM OS2

Although Microsoft did not invent BASIC, their founding product was a BASIC interpreter for the Altair computer. The descendants below includes Microsoft's BASIC-80 (MBASIC), BASIC-86 (pre-GWBasic), BASIC for Mac, BASIC Compiler 86/88, Basic Compiler for Mac, and Professional Development System 7.x. IBM Personal Computer Basic Compiler, GW-BASIC, QuickBasic, and Visual Basic are listed separately.

• -86 5.x
• -86 Compiler 5.x
• Compiler 6.0
• PDS 7.0
• PDS 7.1

Microsoft Flight Simulator (1982) 49 DOS

Flight Simulator is simulation "game" in which you pilot an airplane around the world. It started off as subLOGIC Flight Simulator on the Apple II, but was OEMed by Microsoft for the IBM PC. It was very popular, and one of few early games to provide a "3d" experience.

• 1.x
• 2.x
• 3.x
• 4.x
• 5.x

Microsoft Word (1983) 112 Word Processor DOS OS2 Windows MacOS

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 (DOS)
• 2.x (DOS)
• 4.0 (DOS)
• 5.x (DOS and OS/2)
• 6.x

Microsoft C/C++ (1983) 38 DOS Windows OS2

This is the original standalone Microsoft C/C++ compiler for DOS and Windows - Later versions were rebranded and renumbered as Microsoft Visual C++ and were bundled with Visual Studio or the SDKs.

• 1.x
• 2.x
• 4.0
• 5.x
• 6.x
• 7.x

Multiplan (1983) 18 Spreadsheet DOS OS2

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.

• 1.x
• 2.x
• 3.x
• 4.x

Microsoft Multi-Tool Budget (1983) 1 Financial DOS

Microsoft Multi-Tool Budget is an easy to understand and easy to use tool that will guide you through developing accurate and reliable operating budgets for your business. It was one of several "Expert Systems" packaged by Microsoft for use with Microsoft Multiplan. The others included Microsoft Cash Plan, and Microsoft Financial Statement.

• 1.0

Microsoft Business Basic Compiler (1984) 0 DOS

Microsoft's Business Basic Compiler is a special BASIC variant that is designed to create high performance compiled code, with a focus on numeric floating-point accuracy and additional database-like features.

• 1.x

Microsoft Project (1984) 9 Planning DOS

Microsoft Project is a project management chart and gantt chart generator. It is a Microsoft Office family member, and built on the Office code, although it has never shipped with any Office suite.

• 2.0 for DOS
• 3.0 for DOS
• 4.0 for DOS

Microsoft Mouse (1984) 19 DOS Windows OS2

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 Microsoft 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.

• 1.0
• 2.x
• 4.x
• 5.x
• 6.x
• 8.x
• 9.x
• 11.x

Microsoft Chart (1984) 4 Presentations DOS

Microsoft Chart is a presentation graphics tool. You can use it to create line, bar, pie charts and more. It competed against titles such as PFS Graph, Chart Master, DR Graph, Harvard Presentation Graphics, and BPS Business Graphics. It was sometimes sold as a companion product to Multiplan. Microsoft later included charting functionality in Excel and PowerPoint.

• 1.x (DOS)
• 2.x (DOS)
• 3.x (DOS)

Microsoft Spell (1984) 0 Word Processor Utility DOS

Microsoft Spell is a spell checking application intended for use with Microsoft Word 1.x for DOS. You can also use it as a standalone program. Microsoft Spell 1.0 was available for purchase by itself, but later versions were bundled with Microsoft Word for DOS.

• 1.0

Microsoft Cash Plan (1984) 0 Financial DOS

Microsoft Cash Plan is a tool that guides you through the process of creating cash flow analysis spreadsheets for use with Microsoft Multiplan. It was marketed as a cash flow analysis tool alongside Multiplan. It was written by leading authorities in finance and accounting, with documentation designed to answer questions about cash planning principles, and includes a tutorial program.

• 1.x

QuickBasic (1985) 24 DOS

Microsoft QuickBasic, not to be confused with the lesser QBasic, was a Basic interpreter and compiler product loosely based on GW-Basic. Version 2.0 for DOS and later included an Integrated Development Environment. Microsoft also produced QuickPascal and QuickC with similar integrated environments.

• 1.x
• 2.x
• 3.0
• 4.0
• 4.5

Multitasking MS-DOS 4.00 (1985) 1 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

Microsoft Access Business Information Access Program (1985) 1 Communications DOS

First released in 1985, the Microsoft Access Business Information Access Program is a telecommunications program that features VT100, VT52 and TTY terminal emulation, macros, a powerful scripting language, self-learning scripts, data import/export facilities, multiple windowed sessions, and built in support for a variety of on-line services. It competed with Procomm, Crosstalk, Relay Gold, and PC-Talk.

• 1.0x

Microsoft LISP (1985) 3 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 Rbase (1985) 2 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 Works (1986) 46 Word Processor Spreadsheet Communications Database DOS

Microsoft Works was an all-in-one scaled-down Word Processor, Spreadsheet, and Database geared towards the home user. It was released in variants for early DOS, Windows, and Macintosh. Microsoft Works competed against Lotus Jazz, FrameWork, AlphaWorks/LotusWorks, PFS First Choice, and many others.

• 1.x (DOS)
• 2.x (DOS)
• 3.x (DOS)

Windows SDK & DDK (1986) 144 DOS

The Microsoft Windows Software Development Kits (SDK) provide sample program code, extra libraries, and documentation to aid application developers producing Windows applications. Microsoft Windows Driver Development Kits are similar sets of samples and libraries but specific to device driver development, and much more in-depth.

• Windows 2.x

Microsoft Learning DOS (1986) 2 Education DOS

Nothing is more frustrating than getting a new PC and not knowing how to use it. It's equally frustrating when inexperience with the finer points of DOS keeps you from being more productive. Microsoft Learning DOS is the complete DOS learning system - everything you need to start out right and to master DOS.

• 1.x
• 2.0