2.6, the version that
Apache Flink uses, would receive security updates and critical bug fixes until September of 2023. As September 2023 was
approaching, we decided to switch from Akka to <a href="https://pekko.apache.org/">Apache Pekko</a> (incubating).
Apache Pekko (incubating) is a fork of Akka 2.6.x, prior to the Akka project’s adoption of the Business Source License.
Pekko recently released Apache Pekko 1.0.1-incubating, which enabled us to already use it in Flink 1.18 - just in time.
While our mid-