Web site: (not active) Origin: USA Category: Supercomputer Desktop environment: CLI Architecture: CDC 6600/7600 Based on: independent Wikipedia: Livermore_Time_Sharing_System Media: Install The last version | Released: 1984 LTSS (Livermore Time Sharing System) – a proprietary driven operating system developed by the Lawrence Livermore Laboratories for CDC 6600/7600 supercomputers. LTSS changed to the Cray Time Sharing … Read moreLTSS