Atari DOS (1983) 2 Other

This is a disk operating system and disk tools for Atari 400/800 computers, a series of 6502 CPU based 8-bit computer sold by Atari from 1979 to 1984.

• 3.x

BeOS (1995) 94 Other

BeOS was an OS developed to run on the BeBox hardware, a PowerPC based machine. The OS was first released in October 1995 for use on the AT&T Hobbit, and later moved over to the PowerPC platform the next year. A Intel x86 port of the OS began in March 1998 with version R3. The last version released was R5.1 in November 2001 for x86 only. This OS was meant to be used for multimedia applications. It is POSIX compatible but is not a UNIX derived operating system (Windows is actually POSIX complient also).

• Developer Release 1
• 3.x
• 4.x
• 5

DEC OSF-1 (1991) 6 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.

• 1.x
• 2.x

IBM OS/2 LAN Server (1990) 1 OS2

IBM LAN Server is a powerful print and file server system with many advanced features for the OS/2 operating system. It supports both OS/2 and DOS clients. It was a close cousin to Microsoft LAN Manager, which became a core component of Windows NT.

• 3.x
• 4.x

IBM Professional Developers Kit for OS/2 (1992) 0 OS2

The IBM Professional Developers Kit for OS/2 CD contains OS/2 code with the latest fixes, 32-bit graphics engine, support for Microsoft Windows 3.1 programs, online libraries, network code, and tools. This software is intended for use with IBM OS/2 2.0.

• 10-1992

IBM TCP/IP for OS/2 (1992) 5 OS2

The IBM TCP/IP for OS/2 product provides basic TCP/IP networking support for the IBM OS/2 operating system. Numerous additional "kits" were available that added additional application or networking functionality on top of the IBM TCP/IP product..

• 1.x
• 2.x

MG Advanced Diagnostic (1985) 1 Utility Other

MG Advanced Diagnostic is a floppy disk editor and diagnostic tool. Released in 1985 by Millers GraphicsFor the TI-99/4a with CorComp 9900 disk controller

• 1985

Microsoft BASIC (1981) 49 Unix DOS 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.

• 5.x for Xenix
• Compiler 6.0

Microsoft C/C++ (1983) 45 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.

• 6.x

Microsoft Excel (1985) 116 Spreadsheet OS2 MacOS Windows

Excel, from Microsoft, is a powerful spreadsheet application for Mac, Windows, and OS/2. Excel was first released for the Mac. When it was ported to Windows 2.x, they started at version "2.0" to one up current Mac version. There was never a DOS version. Instead, DOS and 8-bit platforms used the older Microsoft Multiplan. Excel was later bundled as part of Microsoft Office

• 2.2
• 3.x

Microsoft Mouse (1984) 68 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 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.

• 7.x
• 8.x

Microsoft Network Driver Development Kit (1990) 2 DOS OS2

This is a set of development tools used to create network drivers for DOS and OS/2.

• 2.x

Microsoft OS/2 Programmer's Toolkit (1988) 4 OS2

The Microsoft OS/2 Programmer's Toolkit 1.0 contains advanced OS/2 1.0 API sample code and documentation for use in conjunction with Microsoft's high-level programming products, sold separately. Software Development Kit, which bundled programming language support and pre-release components.

• 1.0

Microsoft OS/2 SDK (1987) 16 DOS OS2

The Microsoft OS/2 SDK includes pre-release builds of OS/2, beta development tools, sample code, and loads of documentation. These were released prior to the OS/2 1.0 and 1.1 releases. Microsoft charged $3,000 in 1987 for the SDK. It was criticized as overpriced, buggy, and slow.

• 1.00-1.01
• 1.02
• 1.03
• 1.04
• 1.05
• 1.06
• 1.10
• 2.0

Microsoft Pascal (1981) 18 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.

• 4.0

Microsoft Source Profiler (1991) 2 DOS OS2

Microsoft Source Profiler is an application speed analysis tool for use with Microsoft language products. Version 1.x supports both DOS and OS/2.

• 1.x

Microsoft SQL Server (1989) 51 OS2 Windows

A database server from Microsoft. It was originally based on Sybase SQL Server, and the first versions were for OS/2. It was available as a standalone product and also as a part of Microsoft BackOffice Server.

• 1.x
• 4.x

Microsoft Word (1983) 210 Word Processor Unix DOS OS2

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.

• 3.x (Unix)
• 5.x (DOS and OS/2)
• 1.x (OS/2)
• 5.x (UNIX)

NEWS-OS (1989) 2 Unix

NEWS-OS was a variant of BSD (later System version V UNIX) developed by Sony for use on their series of work stations called the Sony NEWS (Network Engineering WorkStation). This machine was a desktop replacement to VAXes in japan, created in 1987. NEWS-OS was designed specifically for use on computer networks, and had support for the TCP/IP protocol, something that wasn't commonly used back in the day but now required for today's machines. Versions 1-4 of NEWS-OS used 4.2BSD as its base. Versions 5 and 6 used UNIX System V 4.2.

• 4.x

OS/2 1.x (1986) 77 OS2

OS/2 was originally a joint effort between IBM and Microsoft. It grew out of efforts to create a Multitasking MS-DOS. It was intended to be the future OS for IBM's new PS/2 series. At release it competed against Microsoft's Windows GUI shell, but most users continued to use DOS. OS/2 1.x was used as the basis for Citrix Multiuser | 1.x | 2.x | 3.x | 4.x | All |

• Pre-Release
• 1.0
• 1.1
• 1.2
• 1.3

OS/2 2.0 (1991) 38 OS2

OS/2 2.0 was a major change over OS/2 1.x. It was the first 32-bit OS/2 and built by IBM free of Microsoft's influence or contribution. It was the first to feature the new Workplace Shell GUI, and the first to be 32-bit. It was followed up by OS/2 Warp 3. | 1.x | 2.x | 3.x | 4.x | All |

• Pre-Release
• 2.0
• 2.1

OS/2 3.x (1994) 37 OS2

OS/2 3.0, marketed under the name "OS/2 Warp", reduced memory usage over OS/2 2.x and included Internet access software. The "Connect" version includes Ethernet networking and peer-to-peer file sharing. The "Blue Spine" editions bundle the Windows 3.1 files so no additional software is needed to use the Win-OS/2 subsystem. It was followed up by OS/2 Warp 4. | 1.x | 2.x | 3.x | 4.x | All |

• 3.0
• 3.0 PowerPC Edition

OS/2 Developer Connection (1995) 3 OS2

IBM's semi-often correspondence for OS/2 development.

• Vol. 8
• Vol. 12

OS/2 Warp 4 (1996) 132 OS2

OS/2 Warp 4 incorporated a number of new technologies over OS/2 Warp 3, such as Java, OpenGL, OpenDoc, and VoiceType. It also updated the appearance of the Workplace Shell. | 1.x | 2.x | 3.x | 4.x | All |

• OS/2 Warp 4.0
• OS/2 Warp 4.52

OS/400 (1994) 1 Other

OS/400 (now known as IBM i, previously i5/OS) is the operating system of the AS/400 (now Power Systems, previously System i) series of minicomputers by IBM. It is the replacement for CPF for the System/38 and SSP for the System/36. In addition to a consistent programming environment and a user-friendly interface, it features advanced features not seen in other platforms such as tagged memory, single-level storage, is exclusively written in managed languages.

• V3
• V4