MicroStation

    A full-featured 2-D and 3-D CAD program for
   MS-DOS, Microsoft Windows, Macintosh, and Unix
   workstations from Bentley Systems, Inc.  Created in 1984,
   MicroStation is a high-end package used worldwide in
   environments where many designers work on large, complex
   projects.  MicroStation Modeler is a superset of MicroStation
   that provides solid modelling, and MasterPiece is
   MicroStation's rendering and animation program.

   (2001-04-19)