Similar to Template:IBM_operating_systems

• 

  MS-DOS

  MS-DOS
  
• 

  Multiple Virtual Storage

  MVS
  
• 

  OS/2

  OS/2
  
• 

  OS/360

  OS/360 and successors
  
• 

  OS/390

  OS/390
  
• 

  SHARE OS

  SHARE Operating System
  
• 

  Taligent

  Taligent
  
• 

  Transaction Processing Facility

  Transaction Processing Facility
  
• 

  Z/VSE

  VSE (operating system)
  
• 

  Z/VM

  Z/VM
  
• 

  Z/OS

  Z/OS
  
• 

  LAN Server

  IBM LAN Server