OpenVMS

OpenVMS with its plethora of management tools and the ability to carry out rolling upgrades is the epitome of a serviceable operating system.

Proprietary software · by VMS Software Inc., Digital Equipment Corporation, Compaq, Hewlett-Packard · vmssoftware.com

Open OpenVMS in AirStack

What OpenVMS’s own pages say

What it says it doesOpenVMS with its plethora of management tools and the ability to carry out rolling upgrades is the epitome of a serviceable operating system. vmssoftware.com
PlatformsVAX, x86, Alpha, Integrity vmssoftware.com
Deploymentcloud, x86 hardware vmssoftware.com

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.