Sun Microsystems is a Silicon Valley based computer, semiconductor and software manufacturer.
Sun's products include computer servers and workstations based on the SPARC processor, the SunOS and Solaris operatiing systems, the NFS network file system, the Java platform, and the standardization of Unix System V Release 4. It's less successful ventures include the NeWS windows system, the OpenLook graphical user interface, and Unix thin clients.
