Weekly Java ecosystem roundup covering: JDK 27 entering Rampdown Phase One with nine finalized JEPs including G1 as default GC, post-quantum TLS, and PEM cryptographic encodings; formation of the JDK 28 Expert Group (JSR 403) with GA planned for March 2027; GlassFish 8.0.3 maintenance release; OmniFish's Arquillian Connectors Suite 2.2.0 reducing Jakarta EE TCK test times from hours to minutes; Micronaut 5.0.1/5.0.2 patch releases addressing two security advisories and Netty CVEs; Open Liberty 26.0.0.6 beta with Netty-based HTTP transport; Infinispan 16.2.0 with expanded Redis RESP commands and probabilistic data structures; and Kotlin 2.4.0 with JDK 26 support, WebAssembly Component Model, and ES2015 features.
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