Bookshelf (1987) 4 Reference DOS

Microsoft Bookshelf is a CD-ROM based multimedia reference tool from Microsoft, including a dictionary, thesaurus, quotations, atlas, and other types of references. Some versions were included and integrated with Microsoft Office, albeit sometimes stripped down.

• 87
• 91

Microsoft LISP (1985) 0 DOS

Microsoft LISP, originally developed by Soft Warehouse, of Honolulu,is a high-speed LISP interpreter sold alongside Microsoft’s other language products. LISP is a programming language based around symbolic expressions. It was used to develop expert systems and "artificial intelligence" systems. Microsoft LISP features a large number of native functions and includes a debugger.

• 5.x

Microsoft Network Driver Development Kit (1990) 0 DOS OS2

This is a set of development tools used to create network drivers for DOS and OS/2.

• 2.x