LIMSIM (1989) 0 DOS

LIMSIM is a relatively easy-to-use commercial program for 286 based and later computers that emulates paged EMS memory using standard 286/386 XMS memory.

• LIMSIM

Linux Kernel (1991) 2 Linux

Linux, originally created by the Finnish programmer Linus Torvalds, is a Unix-like operating system loosely inspired by Minix. The pivotal difference, however, was how it was licensed. Unlike Unix operating systems that remained expensive and proprietary, Linux and its source code were licensed for free distribution, with the provision that all changes or additions to the source code must also be released for free.

• 0.x

LogicTree (1988) 0 Database DOS

Logictree, From CAM Software, is an easy to use Expert System program that makes decisions based on a programmed "tree" of information.

• Demo

Logitech Modula 2 (1984) 2 DOS

Back before Logitech just sold mice, they produced a programming development system based on the Modula-2 language. efficient native code, and included a symbolic debugger. There were versions for both PC-DOS and CP/M-86.

• 3.x

Logitech Mouseware (1987) 0 DOS

Logitech mice and pointing devices were popular competition to Microsoft or Microsoft clone mice. Logitech mice often had extra features that required Logitech drivers, and early Logitech mice were not Microsoft or Mouse Systems protocol compatible.

• 4.0

Lotus 1-2-3 (1983) 33 Spreadsheet OS2 Unix Windows MacOS

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)
• 1.x (Unix)
• 1.x (Win)
• 1.x (Mac)

Lotus Agenda (1988) 0 PIM DOS

Agenda is DOS based Personal Information Manager that features customizable categories, and many data retrieval features. It was criticized for not being easy to use and lacking features found in other PIMs. It was replaced by Lotus Organizer.

• 1.x
• 2.0

Lotus Improv (1991) 7 Spreadsheet Other

Improv is a spreadsheet program that attempted to re-imagine how one would create and interact with spreadsheets. It was first released in 1991 for NeXT computers, and for a time became one of the NeXT's "Killer Apps". In 1993 Lotus released Improv 2.0 for Microsoft Windows. It was not marketed as a direct replacement to Lotus 1-2-3, and 1-2-3 remained dominant until both were overtaken by Microsoft Excel.

• 1.0

Lotus Magellan (1989) 0 Utility Document DOS

Magellan was a desktop file viewer and search tool. It indexes all files on your hard drive, and you can search for related information across file formats.

• 1.0
• 2.0

Lotus Manuscript (1989) 1 Word Processor DOS

First released in 1986, Lotus Manuscript is a sophisticated word processor geared toward scientific technical writing. It features easy table editing, the ability to easily edit and print mathematical equations, and can handle very complicated documents. It also includes footnoting, document tracking, import from 1-2-3, and mailmerge. Version 2 adds macro and downloadable font support.

• 2.x

Lotus Symphony (1984) 2 Word Processor Spreadsheet Presentations Graphics Communications Database DOS

Lotus Symphony is a an integrated software program that combines five tools: spreadsheet - word processing, graphics, database management, and data communications - in one package. The spreadsheet has similar functionality to Lotus 1-2-3, however it uses a different software "engine". These releases are of the original suite produced by Lotus. For the unrelated suite produced by IBM under the same name, see "IBM Lotus Symphony".

• 2.00

Lotus Works (1990) 0 Word Processor Spreadsheet Presentations Database DOS

Formerly Electric Desk/AlphaWorks from Alpha Software, Lotus Works is an all in one office suite for DOS that includes a word processor, spell check, spreadsheet, graphics, database, and communications. It targeted the lower end and first time computer buyers. It competed against other all in one office suites such as FrameWork, PFS First Choice, and Microsoft Works

• 1.0

Lotus Write (1991) 0 Word Processor Windows

Lotus Write is a an entry level, lower cost, word processor based on Ami Pro. It removes features such as graphics creation, charts, and tables, yet was still relatively feature rich and includes features intended to guide new uses through the program.

• 2.x

Lucid 3-D (1988) 0 Spreadsheet DOS

Lucid 3-D, created by PCSG, Inc. and sold by DacEasy, Inc., is a spreadsheet program for MS-DOS. The feature that sets it apart from others is that it is memory-resident, so you can bring it up on top of other DOS programs and exchange data with them. Unlike simple TSRs, however, Ludid 3D is a full featured spreadsheet. It features linking, macros, windowing, intelligent recalculation, background recalculation, and user-definable functions.

• 1.x
• 2.x

Mac OS 7 (1991) 80 MacOS

Mac OS 7 was a major change from the earlier System Software, introducing integrated multitasking, a revamped desktop, networking, and transitioning the name from "Macintosh System Software" To "MacOS'. It was followed by MacOS 8.x. | 1.x-6.x | 7.x | 8.x | 9.x | MacOS X | All |

• 7.0

MacDraw (1986) 0 Graphics MacOS

MacDraw, originally from Apple and later Claris, was an early vector based drawing application for MacOS. The original version was released alongside the Macintosh in 1984. It could be used in conjunction with MacWrite. Unlike MacPaint, MacDraw uses shapes and lines to build drawings, where MacPaint is completely bit-mapped. In 1993 the product was renamed to ClarisDraw as a Windows port was added.

• II

Mace Utilities (1987) 0 Utility DOS

The Mace Utilities, from Paul Mace Software, is a suite of disk and system tools similar to the Norton Utilities and PC-Tools. Notable features in included the ability to undelete files, recover re-formatted disks, a defragmenter, and disk caching software. In 1989, Paul Mace Software Inc sold the Mace Utilities to 5th Generation Systems. After "Mace Express" in 1991, the product seemed to vanish?

• 5.x
• v1990

MacTools (1988) 0 Utility MacOS

Central Point MacTools is a set of disk utilities similar to Central Point PC Tools for the Apple Macintosh. It includes a file system repair tool, disk optimizer, anti virus, hex editor, and more. MacTools 4.0 Pro was the final version after Central Point was bought out by Symantec.

• PC Tools Deluxe (Mac)
• 1.x

MacWrite (1984) 3 Word Processor MacOS

MacWrite was one of two applications released with the Apple Macintosh in 1984 - the other being MacPaint. These applications defined the Macintosh, and helped define what users expected from GUI applications.

• 5.0
• II (1989)

Managing Your Money (1989) 0 Financial DOS

Managing Your Money is your easy-to-use personal finance manager. MYM has all you'll need to take control of your finances. You can automate your checking account, track credit investments, reduce your debts, plan your savings, decide whether to refinance your mortgage, and much more. You don't have to use all this at first or ever. But it's nice to know its all here when you need it. It is sometimes titled as "Andrew Tobias' Managing Your Money".

• 5.0
• 7.0
• 8.0

Mathcad (1989) 5 Mathematics MacOS DOS

Mathcad is an easy to use graphical calculation program targeted at engineering professionals. It supports a wide variety of mathematical functions. There were versions for DOS, Macintosh, and Windows.

• 2.0
• 2.5

MathType (1990) 0 Publishing Mathematics Windows

MathType is a tool for creating printable mathematical formulas. It includes a set of special fonts with mathematical symbols, and the application helps compose them. The results can then be copied in to word processors, or exported to graphics files. Editor.

• 1.0
• 1.1

MatLab (1986) 0 Mathematics DOS

MatLab is a high speed, interactive programming utility for manipulating, calculating, and plotting complicated mathematical equations. It is considered easy to use for those familiar with typical algebra equations.

• 3.5 (DOS)

Mavis Beacon Teaches Typing (1988) 0 Education DOS

An interactive typing tutor for the IBM PC that uses a variety of entertaining learning styles.

• 1

MaxThink (1989) 0 Utility DOS

MaxThink Max89 is a writing outliner / idea processing program. Unlike a word processor that focuses on presentation, MaxThink focuses on the ideas behind what you are writing. You enter ideas as you go, and MaxThink provides advanced tools to combine, sort, and organize your ideas in different ways.

• Max89