VP-Expert (1987) 0 Database DOS

VP-Expert, from Paperback Software, was a low-cost expert system solution that competed against products such as 1st-Class Fusion, Knowledgepro, Level 5, and Personal Consultant Easy. It provides rule induction, traditional structured rule programming, backwards and forward chaining, and hypertext and mouse support in graphics mode.

• 1.x
• 2.x

VP-Info (1987) 0 Database DOS

Originally released in 1986 by PaperBack Software and later from Sub Rosa Inc, VP-Info is a dBase-type relational database manager with compiler. VP-Info features the ability to use common dBase/Clipper file formats with an unlimited number of records, faster execution speeds, and a built-in compiler.

• 1.x
• 4.x

Wang Freestyle (1990) 0 Utility Publishing DOS

Wang Freestyle is an "annotation" program that operates by making screen shots of DOS applications, to which the user may then add hand-written notes using a stylus or add a voice recording with a telephone-like handset. It features a Macintosh-like desktop that displays the annotated documents graphically on a proprietary high resolution monitor, and integrates a form of mail and fax.

• 1.x

WordPerfect Office (Groupware) (1990) 0 Utility Editor PIM DOS

WordPerfect Office, from WordPerfect Corp, is a groupware utility that includes a menu shell, text editor, calendar, calculator, notebook, and file manager. It is unrelated to the later Corel office suite by the same name. Earlier versions were known as WordPerfect Library.

• 3.0