OS/390

OS/390
DeveloperIBM
OS familyMVS
Working stateDiscontinued
Initial release1995; 29 years ago (1995)
Marketing targetIBM mainframe computers
Available inEnglish
PlatformsSystem/390
LicenseProprietary
Succeeded byz/OS

OS/390 is an IBM operating system for the System/390 IBM mainframe computers.[1]

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