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
• 2.0

Citrix Multiuser Link (1991) 0 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

GammaTech Utilities (1993) 2 Utility OS2

GammaTech Utilities is a "must-have" set of disk tools for OS/2, including an HPFS disk optimizer, undelete, file recovery, file wiping, enhanced directory list, and delete tree.

• 2.x
• 3.x

IBM AntiVirus (1995) 3 Utility DOS OS2

IBM AntiVirus is a comprehensive but easy to use virus scanner that supports DOS, OS/2, and Windows. It features the use of "Neural Network" technology, whatever that means, heuristic analysis, change detection, and false alarm elimination. It supports scanning e-mail, attachments, macros, and the ability to run suspicious programs without spreading infections.

• 2.x

IBM Communications Manager/2 (1993) 0 Server OS2

Communications Manager/2 is a server component for OS/2 1.3 that provides connectivity with IBM mainframes and acts as a gateway for OS/2, DOS, and Windows clients.

• 1.0

IBM Personal Computer BASIC Compiler (1982) 3 DOS OS2

The Personal Computer BASIC Compiler is a BASIC language compiler written by Microsoft and licensed to IBM for use on the IBM Personal Computer. It is mostly compatible with BASIC code written for IBM Cassette/Disk basic, however the compiled code will run much faster and eliminates the need to distribute source. Compiled programs do not require IBM BASIC in ROM.

• /2

IBM VisualAge C++ (1995) 0 OS2 Windows Unix

IBM VisualAge C++ is a set of development tools that include an IDE, compiler, debugger, code browser, and on-line help. VisualAge C++ is the successor of IBM C Set

• 3.x
• 4.x

IBM VisualAge for Basic (1997) 1 Windows OS2

IBM VisualAge for Basic delivers a suite of application development tools built around an implementation of the BASIC programming language for developers creating GUI clients and for DB2 application programmer who want to use BASIC to create GUI clients, DB2 stored procedures and user-defined functions. VA Basic is compatible with early Microsoft Visual Basic versions and was available in versions for both 32 bit OS/2 and MS Windows.

• 1.x

IBM VisualAge for Java (1997) 0 OS2

VisualAge for Java is an enterprise Java application development environment for teams of Java developers. It was available for Windows and OS/2

• 1.0

IBM VisualAge Smalltalk (2000) 1 Windows OS2 Unix

VisualAge Smalltalk is a powerful application server and development environment based around the Smalltalk language.

• 5.5

Lotus 1-2-3 (1983) 66 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)
• 2.x (OS/2)

Lotus Domino (1993) 0 Communications PIM Server OS2

Lotus Domino, originally called Lotus Notes Server, is the sever software used for Lotus Notes clients. Notes is a powerful e-mail and collaboration tool. It was heavily used by large corporations. Lotus Notes and Lotus Domino competed against Microsoft Outlook and Microsoft Exchange.

• 3.x

Lotus SmartSuite (1992) 47 Word Processor Spreadsheet Presentations PIM Database OS2

IBM/Lotus SmartSuite is an office suite from Lotus software for Windows and OS/2. SmartSuite includes SmartCenter, 1-2-3, Word Pro, Freelance Graphics, Approach, Organizer, and ScreenCam.

• For OS/2
• For OS2 Warp 4

McAfee VirusScan (1995) 14 Utility DOS Windows OS2

McAfee VirusScan was a very popular and reliable virus scanner during the late 90s. Notably, they distributed a free shareware version of their product. VirusScan was often pre-loaded with OEM computers.

• 2.x
• 4.x

Microsoft Mouse (1984) 41 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 Source Profiler (1991) 1 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

Multiplan (1983) 7 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

Simply Accounting (1994) 0 Financial Windows OS2

Simply Accounting is a complete general accounting package targeted as small businesses. Includes General Ledger, Purchases and Payments, Sales and Receipts, Payroll, Inventory Control, and Project Costing functionality.

• 2.x

Virtual PC (1996) 20 Virtualization Windows OS2 MacOS

Virtual PC started off originally as an x86 emulator for PowerPC Macintosh to run MS-DOS and Microsoft Windows. Connectix, the company that made it, was purchased by Microsoft. Virtual PC was then retooled into a virtualization tool for x86 systems. Microsoft discontinued Virtual PC in favor of a server-oriented virtualization product called Hyper-V.

• 4.x