We are pleased to announce the general availability of IBM^® Semeru Runtime^™ Certified Edition 1Q26 quarterly update (v11.0.30.0, v17.0.18.0, v21.0.10.0 & v25.0.2.0). These releases are based on Eclipse OpenJ9 0.57.0 and OpenJDK jdk-11.0.30+7, jdk-17.0.18+8, jdk-21.0.10+7 and jdk-25.0.2+10 respectively.  The binaries are available on our standard distribution sites as on Feb 02, 2026. With these releases, IBM Semeru Runtime Certified Edition contains the latest CPU and security fixes from the OpenJDK Jan’26 updates. Refer to What's New section of OpenJ9 0.57.0 documentation for details on key contents these releases contain in addition to security fixes and bug fixes.

Download Links:

• IBM Semeru Runtime Certified Edition v11.0.30.0, v17.0.18.0, v21.0.10.0 and v25.0.2.0 are available at Java Information Manager (IBM Only Access) as well as IBM Semeru runtimes Download Website.
• IBM Semeru Runtime Certified Edition is also available at Adoptium Marketplace.

Additional information:

• What's New in OpenJ9 0.57.0
• IBM Semeru Runtimes Release Notes
  • Eclipse OpenJ9 Release Notes
  • OpenJDK Release Notes (via the https://foojay.io website)
• IBM Semeru Runtimes Security Guide
• Refer to Getting Started for more information on IBM Semeru Runtimes

#releaseannouncement #java #semeruruntimes