Multiplan (1983) 46 Spreadsheet MacOS

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.

• 1.x (Mac)

Norton Anti-Virus (1990) 14 Utility MacOS

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.

• 6.x
• 7.x
• 8.x
• 9.x

Norton SystemWorks (1998) 4 Utility MacOS

Norton SystemWorks was a utility software suite by Symantec Corp. It integrates three of Symantec's most popular products – Norton Utilities, Norton CrashGuard and Norton AntiVirus – into one program designed to simplify solving common PC issues. Backup software was added later to high-end editions. SystemWorks was innovative in that it combined several applications into an all-in-one software for managing computer health, thus saving significant costs and time often spent on using different unrelated programs.

• 1.x

Norton Utilities (1983) 111 Utility MacOS

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.

• 1.0 for Mac
• 2.0 for Mac
• 3.x for Mac
• 4.x for Mac
• 5.0 for Mac
• 6.0 for Mac

Official Guide to Netscape Navigator (1995) 2 Education Windows MacOS

The Official Guide to Netscape Navigator, from Personal Training Systems, is an interactive training tool for teaching new users the ins and outs of using Netscape Navigator to access information on the Internet.

• 1.x

RightWriter (1987) 7 Utility MacOS

RightWriter is a grammar / structure checking utility. You can feed it a document, and it will produce a marked up copy listing high level critiques such as readability, delivery strength, and jargon. It competed with Grammatik, but RightWriter generally produced superior results.

• 3.x (Mac)

Switcher (1985) 0 Utility MacOS

Switcher is an add on utility program written by Andy Hertzfield and released by Apple that adds the ability to load multiple programs and quickly switch between them - something that MacOS lacked at this point.

• 4.x

Toast (1995) 14 Utility MacOS

Toast was a popular CD mastering and burning application for classic Apple Macintosh. It was created by Astarte, who sold it to Adaptec, and later Roxio. Adaptec sold a different program for IBM PC compatibles named CD Creator

• 2.x
• 3.x
• 4.x