GroupWise (1997) 1 Communications PIM Server DOS

Originally created by WordPerfect Corp in 1987 as WordPerfect Office (groupware), and acquired by Novell in 1994 where it became GroupWise, GroupWise is a cross-platform collaboration platform that includes email, calendaring, personal information management, instant messaging, and document management.

• 5.x

WordPerfect Office (Groupware) (1990) 2 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