From the inception of Java until 2016, JDK releases were relatively infrequent. Starting with JDK 8, we have observed that two major releases of Java are published every year. Java 21 (Long-Term Support) version was released in September 2023. We anticipate this pattern to continue in the foreseeable future.

Amazon Corretto which is a no-cost, multiplatform, production-ready distribution of the Open Java Development Kit (OpenJDK) comes with long-term support (LTS) that includes performance enhancements and security fixes. Amazon runs Corretto internally on thousands of production services, and Corretto is certified as compatible with the Java SE standard. AWS Lambda's managed Java runtime uses Amazon Corretto.