A full-featured 2-D and 3-D CAD program fORMS-DOS, Microsoft Windows, Macintosh, and UnixwORkstations 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)