Category:メインフレームのオペレーティングシステム
OS2200
OS 2200VOS3
DOS/360
DOS/360 and successorsACOS-2
Z/VM
Z/VMUXP/M
ACOS-6
Advanced Comprehensive Operating System
Advanced Comprehensive Operating SystemBESYS
BESYSGM-NAA I/O
GM-NAA I/OMultiple Virtual Storage
MVSSHARE OS
SHARE Operating SystemTransaction Processing Facility
Transaction Processing FacilityUXP (オペレーティングシステム)
OS/390
OS/390IBSYS
IBM 7090/94 IBSYS▼-1 trendsGCOS
General Comprehensive Operating SystemZ/VSE
VSE (operating system)OS/360
OS/360 and successorsACOS-4
Z/OS
Z/OS