Multitasking MS-DOS 4.00 (1985) 1 DOS

Multitasking "MS-DOS 4.00" is a developmental version of MS-DOS that was never released to retail consumers. It was eventually licensed to some companies for internal use. Development started in parallel during the DOS 2.x days, and was intended to be the successor to MS-DOS 3.x. It would have competed against Digital Research's Concurrent DOS.

• 4.00

Multiuser DOS (1992) 2 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) 1 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

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

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)

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

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

Norton Anti-Virus (1990) 2 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

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

Norton Utilities (1983) 57 Utility DOS

The Norton Utilities is a suite of disk and system utilities designed to enhance system performance and stability. It started off as a set of disk utilities written by Peter Norton, and later was sold by Symantec. It competed against Central Point PC Tools and the Mace Utilities. In 2003, Norton Utilities was merged with Norton SystemWorks, but later split back out.

• 2.0x
• 3.00
• 3.10
• 4.0
• 4.5
• 5.0
• 6.0
• 7.0
• 8.0

Novell Network Support Encylopedia (1992) 0 DOS

The Network Support Encyclopedia Professional Volume (NSEPro), was Novell's high-priced technical knowledge base on a CD-ROM. Intended for Novell support professionals, it contained up-to-date product support documentation in a searchable hypertext system.

• 1992

Nutshell (1986) 0 Database DOS

First released in 1984, Nutshell was one of the first easy-to-use general purpose databases. It was created by Nashoba Systems and initially distributed by Leading Edge. layout design. It also supports calculated fields and sorting. version through Forethought Inc. as FileMaker. Later, Nashoba was acquired by Claris, where the product eventually became FileMaker Pro. found here: FileMaker History

• 2.0

Open Systems Accounting (1985) 0 Financial DOS

Open Systems Accounting Software is a modular accounting package targeted at large businesses. It featured a high level of flexibility, as the company offered source code access for customization. It was available for DOS, XENIX, and Unix systems.

• 3.x

OPTune (1991) 0 Utility CPM

OPTune is a disk optimizer, file system repair tool, and disk tester. It also includes an tool that can change the low-level format sector interleave on MFM/RLL drives, similar to Spinrite.

• 1.x

Orthodontic Computer Software PIMS (1987) 0 Other DOS

Orthodontic Computer Software Patient Information Management System is a custom business program specifically designed to aid in the management of orthodontic practices.

• 9.0

Outside In (1991) 0 Utility DOS

Outside In, from Systems Compatibility Corp, is a TSR file viewer that can copy and paste blocks of text from documents in to DOS applications.

• 1.x

PaintShow Plus (1987) 0 Graphics DOS

Logetech's PaintShow Plus is a DOS based bit-mapped drawing program bundled with Logitech mice. Like ZSoft PC Paintbrush, Microsoft PC Paintbrush, and Mouse Systems PC Paint, PaintShow Plus clones the MacPaint user interface.

• 1.x
• 2.x

Paradise VGA Plus 16 Drivers (1988) 0 DOS Windows

Drivers for the Paradise Plus VGA card.

• 1.x

PC Animate Plus (1992) 0 Graphics DOS

PC Animate Plus, from Presidio Software, Inc, is a two dimensional paint and animation package. It can use 256 colors and Sound Blaster sound. It supports SVGA resolutions and 32k colors on select video cards. Supports frame rotation and scaling, pixel painting and pallet effects, cell animations, and can import Autodesk FLI animations.

• 2.0

PC Illustrator (1985) 0 Graphics DOS

PC Illustrator, first released in 1984 by Computer Graphics Group, Inc of Atlanta Georgia, is an easy to use freehand drawing and business charting package. Charting mode supports bar, area, line, and pie charts, and you can add your own drawings around the chart. It supports the use of a Microsoft compatible mouse, light pen, or digitizing pad.

• 3.0

PC Paintbrush (1984) 17 Graphics DOS

ZSoft PC Paintbrush is a bitmap drawing program visually similar to MacPaint. The earlier DOS versions were often bundled with Microsoft and Microsoft compatible mice, and were notable for supporting a huge variety of video adapters. It competed against Mouse Systems PC Paint (not related despite the similar name). ZSoft PC Paintbrush eventually became Microsoft Paintbrush included in Windows 3.x. For Microsoft's rebranded version see Microsoft Mouse and Microsoft Paintbrush

• 2.x (DOS)
• 3.x (DOS)
• Plus 1.x (DOS)
• IV (DOS)

PC USA (1990) 0 Reference DOS

This is a USA specific version of PC Globe. PC USA provides an electronic atlas of the USA that provides profiles, maps, geography, and graphics for the sates. It can generate a variety of reports using this data and export map graphics.

• 2.0

PC-Fullbak (1988) 0 Utility DOS

PC-Fullbak was a small low-cost hard drive backup program that aggressively competed head-on against Fifth Generation Systems Fastback. It was comparatively speedy, and supported appending to existing backups. under the name "PC-FullbakEZ". There were also versions for the Macintosh.

• 2.x

Peachtree Complete Accounting (1992) 1 Financial DOS

Peachtree Accounting was originally created in 1975 by an Altair dealer, The Computer SystemCenter, in Atlanta, Georgia to help sell Altair computers. That possibly would have made it the first accounting package for personal computers.

• 6.00 (DOS)
• 8.00 (DOS)
• 9.00 (DOS)

PFS First Publisher (1988) 2 Publishing DOS

First Publisher, from Software Publishing Corporation, is a WYSIWYG desktop publisher for DOS that excels at producing extremely high quality text and graphics print even using dot-matrix printers. This program originated as T/Maker Clickart. In 1991 Software Publishing Corp sold their PFS series to Spinnaker Software, where it became Easy Working Desktop Publisher.

• 2.0
• 2.01 for DeskMate
• Art
• 3.0