Resources

Featured resources

Modernize your business-critical applications

This brief highlights the features and benefits of the Java programming language on the IBM® z/OS® platform.

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Leverage IBM® z16™ enhancements

Optimize application performance on IBM z16 with the latest COBOL, PL/I, C++, and Java.

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Popular use cases

Java interoperability with other languages

A centralized blog for all your Java interoperability needs.

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Java application development for IMS

Write Java applications to access IMS databases and process IMS transactions.

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Get started with Java in CICS

Write Java applications that use CICS services with CICS control, just as you would for any other environment.

Learn how

How-to

Java tutorials library

Java is a critically important language for IBM z/OS. Check out these Java tutorials to better understand Java on z/OS.

Learn about the tutorials

Videos: Java on z/OS

See a consolidated playlist of Java on z/OS videos.

Watch now

Tips for Java on z/OS

Browse through a variety of resources to find hints and tips for working with Java on z/OS.

Browse the information

Other resources

Request for Enhancement (RFE)

Collaborate directly with the development teams and users in the Servers and Systems Software RFE Community.

Participate in the community

Lifecycle dates

Review service lifecycle dates for current releases of IBM SDK, Java Technology Edition.

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Semeru runtimes

Use these free production-ready binaries built with the OpenJDK class libraries and the Eclipse OpenJ9 JVM.

Explore the Runtimes

Upgrade warranty and maintenance

Maintain a high level of availability with best-in-class IT support to keep mission-critical systems running smoothly.

Buy or upgrade now

IBM a Leader in support services

Learn why IDC MarketScape said support services is a differentiator in vendors. And why IBM is a Leader.

Download the IDC report

Technical details

Software requirements

The latest release requires z/OS V2.4 (5650-ZOS), or later. Specific functions might require additional products not included in z/OS base or its optional features.

Hardware requirements

The latest release runs on these IBM Z® servers:

  • IBM® z16™
  • IBM z15™ (T01, T02)
  • IBM z14® (M01, M02, M03, M04, M05, ZR1)
  • IBM z13® and IBM z13s®
  • IBM zEC12 and zBC12

Technical specifications

Updates may be required for existing applications running IBM SDK for z/OS, Java Technology Edition, V8 or earlier with 31 and 64-bit versions. Only 64-bit versions will be available with Version 11.

Next steps

Support

Submit support cases, access recent forum posts and additional resources.

Documentation

Get the latest information about how to maintain and use IBM Semeru Runtime for z/OS.

Community

Read blogs and discussions, view videos and get the latest information about IBM Semeru Runtime for z/OS.