HP Multi-Programming Executive

MPE (Multi-Programming Executive) is a discontinued business-oriented mainframe computer real-time operating system developed by Hewlett-Packard for their HP 3000 computers. While the HP 3000s were initially mini-mainframes, the final high-end systems supported 12 CPUs and over 2000 simultaneous users.

MPE, MPE XL, MPE/iX
DeveloperHewlett-Packard
Written inSystem Programming Language, HP Pascal, Assembly language
Working stateDiscontinued
Initial release1974 (1974)
Latest release7.5 / August 2002 (2002-08)
PlatformsHP 3000
Default
user interface		Command-line interface
LicenseProprietary
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