Last Updated: 2 August 2022
VM History and Heritage
A compilation of VM history resources
IBM announced its first official VM product, VM/370, on August 2, 1972 for the System/370. As times changed, so did VM. You may have known it by one or more of its many IBM products: VM/SP, VM/XA, VM/SP HPO, VM/IS, VM/ESA. Today, it's known as z/VM.
Excellent resources documenting the history of VM and the VM community:
More VM history resources:
Mainframe, time sharing, and other related resources: