Java News Roundup: Groovy 5.0, Project Leyden, Helidon MCP, JReleaser, LangChain4j, Open Liberty
InfoQ, Monday, September 1st, 2025
This week's Java roundup for August 25th, 2025, features news highlighting: the GA release of Apache Groovy; a new early-access build of Project Leyden; introducing the Helidon MCP server; point releases of JReleaser, LangChain4j, Quarkus, Camel Quarkus; the beta release of Open Liberty 25.0.0.9; and the first alpha release of Hibernate Validator 9.1.0.
OpenJDK
JEP 522, G1 GC: Improve Throughput by Reducing Synchronization, has been elevated from its JEP Draft 8340827 to Candidate status. This JEP proposes to reduce the overhead of the G1 garbage collector to improve synchronization between application threads and GC threads.