Lotus 1-2-3 (1983) 94 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) 51 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

Multiplan (1983) 12 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