z/OS
Z/OS
Closed source with open source components
Java, C, C++, COBOL, PL/I, HLASM, FORTRAN, REXX, and many others
primarily PL/X, HLASM, and C/C++
Current
Enterprise / Mainframes
ISPF, z/OS Management Facility
IBM logo.svg
English and other languages
Version 3.1
Proprietary monthly license charge ; pricing available based on actual use ; reduced pricing options for many applications
operativsystem
sistema operativo
64-bit operating system for IBM mainframes
système d'exploitation
operacijski sistem za osrednje računalnike IBM
system operacyjny
besturingssysteem van IBM
sistema operatiu
operačný systém
प्रचालन तन्त्र
sistem de operare
Betriebssystem
operační systém
käyttöjärjestelmä
ਆਪਰੇਟਿੰਗ ਸਿਸਟਮ
ഓപ്പറേറ്റിങ്‌ സിസ്റ്റം
styresystem
The z/OS welcome screen as seen through a terminal emulator. This classic interface is still available but Web access is common.
MVS, UNIX System Services