Gartner: The State of the IBM Mainframe in 2026

Over the past three years, many organizations have shifted the IBM mainframe from a retirement candidate to a strategic pillar within hybrid IT estates. Mainframes continue to deliver unmatched resiliency, security, transactional integrity and backward compatibility compared with alternative platforms. Organizations are now prioritizing remediation of platform underinvestment to make their mainframe estate future-proof for the next decade.

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