Category:IBMのオペレーティングシステム
MS-DOS
MS-DOSZ/OS
Z/OSIBM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 systemsZ/VSE
VSE (operating system)OS/390
OS/390Template:IBM operating systems
Template:IBM operating systemsBESYS
BESYSGM-NAA I/O
GM-NAA I/OIBM i
IBM iIBM PC DOS
IBM PC DOSIBM Workplace OS
Workplace OSMultiple Virtual Storage
MVSSHARE OS
SHARE Operating SystemTransaction Processing Facility
Transaction Processing FacilityLAN Server
IBM LAN ServerOS/360
OS/360 and successorsDOS/360
DOS/360 and successorsIBSYS
IBM 7090/94 IBSYS▼-1 trendsTaligent
TaligentZ/VM
Z/VMDOS/V
DOS/VOS/2
OS/2AIX
IBM AIX