Operating Systems

IBM z/OS

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01 / Overview

What is IBM z/OS?

IBM z/OS runs enterprise applications and system workloads on IBM Z mainframes.

Who is IBM z/OS for?

Teams evaluating mainframe application runtime and web-based system management. Assess parallel sysplex integration alongside the team’s data, permissions and deployment requirements.

02 / Capabilities

IBM z/OS features

The core capabilities to consider for your workflow.

  • Mainframe application runtime
  • Web-based system management
  • Parallel Sysplex integration
03 / Plans & costs

IBM z/OS pricing

Plan availability

Check product licensing

Request current licensing for the exact product, deployment and usage scope. Confirm required platform subscriptions, optional modules, implementation and support separately; no unverified price is quoted here.

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Free access & evaluation

Confirm current trial eligibility, academic access and any included allowances for this specific product. A trial or access to another product in the vendor’s portfolio does not establish a permanent free production plan.

04 / Buying checklist

Before you choose IBM z/OS

  • Confirm mainframe compatibility, supported releases and separately licensed middleware and operational tools.

05 / Related software

Explore related software

06 / Questions answered

IBM z/OS FAQs

Does IBM z/OS have a free plan?

Confirm current trial eligibility, academic access and any included allowances for this specific product. A trial or access to another product in the vendor’s portfolio does not establish a permanent free production plan.

Who is IBM z/OS for?

Teams evaluating mainframe application runtime and web-based system management. Assess parallel sysplex integration alongside the team’s data, permissions and deployment requirements.

What should I compare before buying?

Check the tier that contains your essential features, confirm plan limits and compare the total quote with your own expected usage.