OS/2 1.x (1986) 24 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) 22 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) 54 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) 1 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) 9 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

Watcom C/C++ (1989) 11 DOS OS2

The Watcom C/C++ is a powerful compiler for DOS, Windows, and OS/2. Its key selling point was superior cross platform support. It supported DOS, extended DOS 32-bit, Win16, Win32, and OS/2. Notably, it was used to produce the video game DOOM as a 32-bit DOS extended program.

• 8.5

Wingz (1989) 0 Spreadsheet Windows OS2

First released in 1989, Wingz was a highly promoted cross platform spreadsheet available for Macintosh, Microsoft Windows, OS/2, NeXTSTEP, and Unix. At the time, it had a number of advantages over Microsoft Excel and others. It featured spreadsheets up to 32768 cells in both directions, in-cell editing, a powerful graphing system, and a macro-programming language called HyperScript. important features. Although the 1.1 updated corrected much of this, it hurt the products sales and acceptance.

• 1.x

WordPerfect (1983) 52 Word Processor OS2

During the late 1980's, WordPerfect was THE standard word processor for DOS based PCs in big business. Under DOS, it competed mostly against Wordstar. WordPerfect for Windows enjoyed some success in the early Windows environments, but was quickly displaced by Microsoft Word for Windows. Later Windows versions were part of Borland Office/Novell PerfectOffice/Corel Office/Corel WordPerfect Office.

• 5.0 (OS/2)