Share this article Share this article ARMONK, N.Y., July 27, 2021 /PRNewswire/ -- IBM (NYSE: IBM) today announced IBM z/OS V2.5, the next-generation operating system (OS) for IBM Z, designed to accelerate client adoption of hybrid cloud and AI and drive application modernization projects. According to an IBM Institute for Business Value study "Application modernization on the mainframe" released today, 71% of executives surveyed say mainframe-based applications are central to their business strategy; and in three years, the percentage of organizations leveraging mainframe assets in a hybrid cloud environment is expected to increase by more than 2x. IBM z/OS V2.5 helps drive value for our clients by delivering new capabilities across AI enablement, application modernization, resiliency, enhanced security and an improved developer experience.