Category:IBMのオペレーティングシステム
OS/2
OS/2
AIX
IBM AIX
DOS/V
DOS/V
Z/OS
Z/OS
OS/360
OS/360 and successors
IBMメインフレーム用オペレーティングシステムの歴史
History of IBM mainframe operating systems
OS/390
OS/390
Taligent
TaligentTemplate:IBM operating systems
Template:IBM operating systemsBESYS
BESYS
GM-NAA I/O
GM-NAA I/O
IBM i
IBM i
IBM PC DOS
IBM PC DOS
IBM Workplace OS
Workplace OS
Multiple Virtual Storage
MVSSHARE OS
SHARE Operating SystemTransaction Processing Facility
Transaction Processing FacilityLAN Server
IBM LAN ServerIBSYS
IBM 7090/94 IBSYS▼-1 trends
Z/VSE
VSE (operating system)
Z/VM
Z/VM
DOS/360
DOS/360 and successors
MS-DOS
MS-DOS