Multiuser DOS (1992) 6 DOS

Digital Research's Multiuser DOS is a true multi-tasking, multi-user operating system with a DOS like environment. It is based on Concurrent CP/M, and Concurrent DOS.

• 5.x

Music Construction Set (1984) 2 DOS

Music Construction Set is a program that lets you compose "music" using a graphical user interface. It supports 3-voice sound on the IBM PCjr and Tandy 1000, and 4-voice sound via the Model 5150's cassette port!

• IBM 1984
• IBM 1987

Music Mentor (1992) 0 Reference Windows

Music Mentor is a comprehensive multimedia classical music tutorial, and includes a variety of sample midi files. The software includes a small built in sequencer, but also bundles Midisoft Recording Session for more advanced music editing.

• 1.x

MusicPrinter Plus (1988) 0 Media Player DOS

MusicPrinter Plus, from Temporal Acuity Products, Inc, is a musical notation program for MS-DOS. It supports CGA, EGA, and VGA video as well as MIDI playback.

• 1.1

My Advanced MailList (1991) 0 Database DOS

My Advanced MailList is a comprehensive mailing list manager database that supports a wide variety of label formats, embedded graphics, import/export with other databases, and printing POST-NET barcodes.

• 3.x (DOS)

MyBackup (1991) 0 Utility DOS

MyBackup was a low-end, low cost budget title that featured a simplistic, no-frills, easy to use backup utility. It can perform full backups, or backups of selected files. There were versions for DOS and Windows. Presumably based on Finot KeepTrack Plus.

• 1.x (DOS)

MyDataBase (1992) 0 Database DOS

MyDatabase is a small inexpensive home-oriented database program. It supports customizable entry forms, reporting, and friendly record searching.

• 1.x

myHouse (1993) 0 Graphics DOS

myHouse is a simplistic easy to use CAD program that is specifically geared towards generating home layouts. It uses 2-D editing and features the ability to render the final product in 3-D.

• 1.x

MyInvoices (1991) 0 Financial DOS

MyInvoices, from MySoftware Co., is a simplistic low-cost budget application that generates and stores invoices, tracks sales, fees, and time. It was marketed to service-related business individuals. The product is very narrow in scope, and for example, does not track inventory. "MyLabelmaker" and MyCheckbook"

• 1.1.x

MyLabelMaker (1988) 0 Publishing DOS

MyLabelMaker is a low-end budget title that aids in making labels using your printer. It is the perfect way print cards for your Rolodex, or labels for your audio cassettes!

• 1.x

MyTreasures (1991) 0 Database DOS

MyTreasures is a budget database program from My Software that is specifically designed for keeping track of collectibles. It features the ability to sort, print booklets, labels, reports, and Rolodex cards. Perfect for inventorying your baseball cards, coins, or VHS video collection.

• 1.x

NBI Legend (1988) 1 Word Processor DOS Windows

Legend, from NBI, is a document processing program for Microsoft Windows 2.x. It primarily acts as a desktop publishing program, enabling users to lay out frames or embed graphics, but is can also act as a word processor. WordStar International where it became WordStar for Windows.

• 1.x
• Legacy 2.x

NCSA Mosaic (1993) 8 Web Browser Windows

First released in 1993, NCSA Mosaic was the first really popular web browser. Unlike the original browser, WorldWideWeb on NeXT, Mosaic was available for the Microsoft Windows platform and added features such as inline graphics viewing. It was developed by the National Center for Supercomputing Applications at the University of Illinois at Urbana–Champaign. NCSA Mosaic was distributed freely for non commercial use, but required a license for commercial business use. It was licensed by a number of third party OEMs, including Microsoft, who used it for the basis of Microsoft Internet Explorer. In 1995, its popularly quickly gave way to Netscape Navigator.

• 1

NetManage Chameleon (1993) 6 Communications Windows

NetManage Chameleon is a small and efficient TCP/IP networking stack and utility suite for Microsoft Windows. It includes an FTP client, Telnet client, E-mail client, and an NFS system for interoperation with Unix networks. Other GUI utilities include Bind, Finger, Ping, TFTP, FTP Server a TN3270 terminal emulator, Whois, and SNMP. Earlier versions ran on Windows 3.0 and 3.1.

• 3.x
• 4.x

Netscape (1994) 27 Web Browser Windows Unix MacOS

Netscape Navigator/Communicator was the first commercial web browser, displacing the free NCSA Mosaic. 1.0 was first released in December 1994, and initially offered advanced features such as progressively rendering pages as they loaded. It quickly gained many other features and capabilities and became the most popular web browser in the mid 1990s. One reason for its popularity, it was licensed freely for personal and non-profit use, although companies were expected to pay for a license. It later competed with Microsoft Internet Explorer, Opera, and Safari, and eventually was open sourced in to the Mozilla browser.

• 0.x
• 1.x

NetWare (1989) 65 Other

Novel NetWare was an early and powerful network/file sharing operating system. It was first released in 1983 and supported DOS and CP/M clients and was initially unique in that it shared individual files rather than entire disk volumes. Initially servers ran on a proprietary Motorola 68000 system but quickly changed to IBM PC where it supported a very wide variety of third party hardware. It used a cooperative tasking server environment and had some advanced features usually only found in mainframe products.

• 2.x
• 3.x
• 4.x

Netware Lite (1991) 6 Utility DOS

Netware lite was Novell's low-end networking product. It offered peer-to-peer networking up to 25 machines, used ODI network card drivers, and offered some support for talking to full Novell Netware networks. It was sometimes bundled with DR-DOS. It was followed up by Novell Personal Netware.

• 1.x

NeverEnding Disk (1994) 0 Utility Windows

NeverEnding Disk (or "NED"), from Sytron, is a personal storage manager that goes beyond just an archiver or backup tool. easily compress or migrate them to external media, and easily find and retrieve them when you need them.

• 2.x

NEWS-OS (1989) 3 Unix

NEWS-OS was a variant of BSD (later System version V UNIX) developed by Sony for use on their series of work stations called the Sony NEWS (Network Engineering WorkStation). This machine was a desktop replacement to VAXes in japan, created in 1987. NEWS-OS was designed specifically for use on computer networks, and had support for the TCP/IP protocol, something that wasn't commonly used back in the day but now required for today's machines. Versions 1-4 of NEWS-OS used 4.2BSD as its base. Versions 5 and 6 used UNIX System V 4.2.

• 4.x

NewsMaster (1987) 0 Publishing DOS

NewsMaster, from Unison World, is a primitive low-cost desktop publishing program aimed at home users and low end PCs. It supports both dot-matrix and laser printers. Separate clipart libraries were also available, and it could make use of PrintMaster clipart.

• 1.5

NewWave (1989) 3 Other Windows

HP NewWave is an alternate shell for Microsoft Windows that gives it an icon-object desktop. It attempts to hide the file system from the user, instead presenting them with "objects" that may have many more properties and longer descriptions. It supports a feature called "Hot connects" that automatically updates data across different files.

• A.01.00
• 4.x

NewWord (1983) 2 Word Processor DOS

NewWord is a clone of WordStar created by former MicroPro employees. It filled a gap for WordStar users as WordStar 3.3 went unupdated, and eventually became the basis for WordStar 4.0.

• 1.x

NeXTStep (1987) 24 Unix

NeXTSTEP, from NeXT Computers headed by Steve Jobs, is a Unix based operating system designed to run on m68K NeXT workstations. It later became the basis for OS X, with APIs and concepts preserved today.

• 0.x
• 1.x
• 2.x
• 3.x

Norton Anti-Virus (1990) 0 Utility DOS Windows

Originally written by Symantec and sold as Symantec Antivrus for Macintosh, it became part of the "Norton" branded products sold by Symantec after they acquired Peter Norton Computing. Norton Anti-Virus became a popular product on DOS, Windows, and Macintosh (SAM was renamed to NAV in 1998) and battled the then-new threat of malicious software. In 2015, Symantec unified their security product lineup under the single "Norton Security" product. It was also bundled with Norton SystemWorks.

• 1.0
• 1.5
• 2.0
• Michelangelo Edition

Norton Backup (1990) 1 Utility DOS Windows

Norton Backup, from Symantec, is a fast and easy to use backup tool for MS-DOS. The original 1.0 suffered from reliability problems, but these were fixed in 1.1. It does not include a backup scheduler. It competed against backup utilities such as PC Tools Deluxe PC Backup, Taketwo Manager, Gazelle Systems Back-It, Backup Pro, FastBack Plus, and Keep Track Plus.

• 1.x
• 2.x
• 2.x (Win)