Citrix Multiuser (1991) 1 OS2

Citrix Multiuser is a customized version of Microsoft OS/2 1.21 that turns it in to a real multi-user operating system. With Citrix Multiuser, users can connect and simultaneously run character cell based applications from remote serial terminals. To prevent users from interfering with each other, it adds security permissions to devices and files. It can use multi-port serial port boards like the Digiboard, or any serial device that has OS/2 1.21 drivers. based application or DOS executables, and programs can not use graphics modes. It also does not have support for networking. separation, which was an almost instant fatal blow as Citrix was licensing OS/2 code through Microsoft. making MS-DOS multi-user until eventually they released a Windows NT based version.

• 1.0

Citrix Multiuser Link (1991) 2 Communications DOS OS2

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.

• 1.0

DeScribe (1991) 2 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.

• 3.0

Freelance Graphics (1985) 10 Presentations Graphics OS2

GCI/Lotus/IBM Freelance Graphics is a vector based presentation and graphing package developed for DOS, OS/2, and Windows. It was intended for use alongside Lotus 1-2-3. Later versions were part of SmartSuite. Before it was acquired by Lotus it was known Freelance, from Graphic Communications.

• 1.0 (OS/2)

IBM Developer's Toolkit (1990) 2 OS2

IBM's toolset and libraries for developing OS/2 applications. It may be used with IBM C Set++.

• 1.30

LAN Manager (1988) 3 OS2

Microsoft LAN Manager is a networking system for OS/2 similar to their earlier MS-NET product. Licensed variants of this product include 3Com 3+Open, HP LAN Manager/X, IBM LAN Server, and Tapestry Torus.

• 1.x
• 2.x

Lotus 1-2-3 (1983) 101 Spreadsheet OS2

Lotus 1-2-3 was an early spreadsheet application available for MS-DOS. It became extremely popular in the late 1980s, displacing the former leader VisiCalc. Lotus had difficulties adapting 1-2-3 to the Windows environment, and was overtaken by Microsoft Excel. Spreadsheet functionality was also included in Lotus Symphony. Later versions were included in Lotus SmartSuite.

• 1.x (OS/2)

Micrografx Designer (1988) 9 Graphics Publishing Windows OS2

Micrografx Designer, originally released as IN-A-VISON for Windows 1.x, is a vector based drawing and design program. It features ease of use, multiple layers, and dimensioning. Micrografx also sold large libraries of clip art. It competed against Corel Draw.

• 2.0

Microsoft C/C++ (1983) 53 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) 113 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) 38 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

Microsoft Network Driver Development Kit (1990) 0 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) 5 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) 14 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.

• 1.03
• 1.04
• 1.05
• 1.06
• 1.10
• 2.0

Microsoft Pascal (1981) 32 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) 3 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) 54 OS2

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

Microsoft Word (1983) 200 Word Processor 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.

• 5.x (DOS and OS/2)
• 1.x (OS/2)

Multiplan (1983) 15 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.

• 4.x

Oracle Server Developer (1989) 0 OS2

These are development tools, mainly SQL Plus, for use with an Oracle Database.

• 5.x

OS/2 1.x (1986) 70 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 |

• 1.1
• 1.2
• 1.3

OS/2 2.0 (1991) 46 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

PageMaker (1987) 86 Publishing Windows OS2

Aldus PageMaker, later Adobe PageMaker, is a desktop publishing program for Mac and Windows. First released in 1985, PageMaker was the first desktop publishing program for the Macintosh. It was followed over a year later with the release of 1.0 for the IBM PC. The PC version was a notable application as it was one of the few rare applications which would run under Windows 1.x. PC PageMaker 1.0 bundled a runtime version of Windows. This enabled MS-DOS users who had not decided to buy Windows to run PageMaker. Aldus skipped version 2.0 on the PC to bring version number in sync with the 3.0 Mac product.

• 3.01

PC Magazine Labs Performance Tests (1991) 0 Utility DOS Windows OS2

These disks contain Hardware and Graphics tests from 1990 for Microsoft Windows 2, and OS/2 1.x Presentation Manager.

• 1.x

Sidekick (1984) 17 Utility PIM OS2

Borland Sidekick is a DOS based PIM (Personal Information Manager) and one of the first widely-used TSR (terminate and stay resident) programs. The key feature of Sidekick was that one could use Sidekick's utilities while using most other MS-DOS applications. This was important because MS-DOS had no built-in multi-tasking or task switching capabilities.

• 1.0 for OS/2