A set of user interface guidelines created by the Open Software Foundation (www.opengroup.org) that specify how an application should look and feel, covering issues like the placement of title bars and menus. It is used on more than 200 hardware and software platforms and has become the standard graphical user interface (GUI ) for UNIX.
The Motif Zone Provides Motif developers with news items, links to resources and available software, and an online magazine. This site is managed by Integrated Computer Systems (ICS).
Motif Data Sheet Detailed information about Motif 2.1 from The Open Group site.