Java News Roundup: JDK 27, Open J Proxy, A2A Jakarta, Azul Payara, BoxLang, Netflix ja

This week's Java roundup for September 14th, 2026 covers several significant updates and releases in the Java ecosystem. Oracle has finally released JDK 27, which includes nine JEPs and is now in General Availability (GA) status. BellSoft has released Liberica JDK 27, a downstream distribution of OpenJDK, featuring 2,387 fixes contributed by BellSoft itself.

Jakarta EE 12 Core Profile is set to be released in December 2026, with the Web Profile and Platform specifications slated for Q1 and Q2 next year, respectively. The Jakarta EE Developer Advocate at Eclipse Foundation, Ivar Grimstad, has provided an update on the project's progress.

Open J Proxy 1.0.0 has been released, delivering bug fixes and new features such as improved performance with a local cache, configuration of a leak detection threshold for the HikariCP JDBC connection pool, and an implementation of the Core JDBC Type 3 driver. This release is a collaborative effort with OmniFish to address database scalability challenges in elastic architectures.

WildFly 1.0.0.Final of the A2A Java SDK for Jakarta Servers has been released, bringing new features like an implementation of authorization tests and a replacement of duplicated multiversion routing with the Jakarta RESTful Web Services @PreMatching annotation.

Azul Payara 7.4.0, the September 2026 edition, is now available, featuring updates to Community Edition, Enterprise Edition, and Payara Micro/Embedded. This release includes support for MicroProfile 7.1, a resolution to a critical vulnerability in Jackson Databind, and the introduction of the Jakarta Agentic AI specification in Payara Micro and Payara Embedded.

JHipster 9.4.0 has been released, bringing bug fixes and notable changes such as support for Playwright, a reimplementation of R2DBC repositories on top of Spring Data R2DBC, and a migration away from webpack Module Federation to esbuild and Native Federation for building Angular microfrontends.

JetBrains Ktor 3.6.0 has been released, delivering bug fixes and new features like automatic OpenID Connect OAuth2 flow configuration, and a new OpenID Connect plugin to reduce complexity when securing services through OpenID Connect providers.

BoxLang 1.17.0 has been released, introducing bug fixes and new features such as a Modules Inception feature, a new check action command, and encryption for sensitive values inside the boxlang.json and Application.bx files.

Lastly, Netflix has introduced a new JMS command line development experience called Netflix ja, aimed at modernizing Java Messaging Service (JMS) development for Java developers.