The Apache Flink community is very happy to announce the release of Apache Flink 2.3.0, which is the first release of the Apache Flink 2.3 series.
Apache Flink® is an open-source stream processing framework for distributed, high-performance, always-available, and accurate data streaming applications. The release is available for download at: https://flink.apache.org/downloads.html Please check out the release blog post for an overview of the improvements for this bugfix release: https://flink.apache.org/2026/06/25/apache-flink-2.3.0-release-announcement/ The full release notes are available in Jira: https://issues.apache.org/jira/secure/ReleaseNote.jspa?version=12356392&projectId=12315522 We would like to thank all contributors of the Apache Flink community who made this release possible! Feel free to reach out to the release managers (or respond to this thread) with feedback. Our goal is to constantly improve the release process. Feedback on what could be improved or things that didn't go so well are appreciated. Best regards, The 2.3.0 Release Managers
