Latest updates for Java 21

Fresh curated links around Java 21 are collected here so marketers can spot useful updates and turn timely ideas into posts faster.

Recent items include:

  • Java 26: New Features Overview
  • Java Weekly, Issue 661
  • JDK 27 and JDK 28: What We Know So Far

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Recent curated links from global sources. Generate one free draft from any story, then use SocialBu to schedule and refine your content calendar.

javacodegeeks.com /1 month ago

Java 26: New Features Overview

Java continues its evolution with another major release. Java 26 introduces important improvements across language features, runtime performance, garbage collection, concurrency, s...

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feeds.feedblitz.com /1 week ago

Java Weekly, Issue 661

IntelliJ IDEA Conf is back, JDK 27 got its first RC and JDK 28 is already looking solid The post Java Weekly, Issue 661 first appeared on Baeldung.       

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infoq.com /2 weeks ago

JDK 27 and JDK 28: What We Know So Far

JDK 27, the second non-LTS release since JDK 25, has reached its first release candidate phase featuring a final set of nine new features, in the form of JEPs, that can be separate...

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javacodegeeks.com /3 weeks ago

G1 Isn’t the Only Default That Changed: A Java 25→26 Migration Reality Check

The real driver behind this migration isn’t curiosity, it’s a September 2026 licensing cliff. And what actually breaks isn’t quite what most changelogs lead with. If your team is s...

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habr.com /2 days ago

Java Digest #39: 91 CVE в Spring, Value Objects в Java и AI-native разработка

У Spring за один день вышел 91 CVE — больше, чем за весь прошлый год, — и нашел их в основном AI-сканер. Oracle впервые за двадцать лет выпустила патч безопасности вне квартального...

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infoq.com /1 month ago

Java News Roundup: Value Objects, WildFly 41, TornadoVM, LangChain4j, Oracle AI Agent Studio

This week's Java roundup for July 13th, 2026, features news highlighting: a reintroduction of Value Objects (Preview); the GA release of WildFly 41; the July 2026 edition of Open L...

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infoq.com /1 month ago

Java News Roundup: OpenJDK JEPs, Jakarta EE, GraalVM, TornadoVM, Micronaut, Quarkus, JobRunr, Maven

This week's Java roundup for July 27th, 2026, features news highlighting: OpenJDK JEPs targeted and proposed to target for JDK 28; the GA release of GPULlama3.java 1.0; point relea...

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infoq.com /1 month ago

Java News Roundup: Simple JSON API, JEPs for JDK 28, Oracle CPUs, Embabel 1.0, Azul Payara, Helidon

This week's Java roundup for July 20th, 2026, features news highlighting: two JEPs proposed to target for JDK 28; new JEPs 540 and 541, Simple JSON API (Incubator) and Deprecate th...

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infoq.com /1 month ago

Article: Virtual Threads After JDK 24: What Changed for Production Java

JDK 24 removed the monitor-related carrier-thread pinning that stalled Netflix and similar teams on Java 21. What has replaced it on JDK 25 LTS is downstream-resource saturation: T...

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infoq.com /3 weeks ago

Java News Roundup: Simple JSON API, GlassFish, Jakarta EE, JNoSQL, Open Liberty, LangChain4j

This week's Java roundup for August 10th, 2026, features news highlighting: Simple JSON API proposed to target for JDK 28; an update on Jakarta EE 12; the August 2026 edition of Op...

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feeds.feedblitz.com /3 weeks ago

Java Weekly, Issue 659

Equality in Java is evolving. The post Java Weekly, Issue 659 first appeared on Baeldung.       

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infoq.com /1 month ago

Java News Roundup: TornadoVM 5, JHipster, Google ADK, OmniFish Build of Payara, Introducing Vidocq

This week's Java roundup for July 6th, 2026, features news highlighting: the GA release of TornadoVM 5.0; point releases of JHipster, Keycloak and Google ADK; maintenance releases...

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infoq.com /2 days ago

Java News Roundup: TornadoVM 6, JReleaser, LangChain4j, Java Operator SDK, JHipster, Yupiik Fusion

This week's Java roundup for August 31st, 2026, features news highlighting: the GA release of TornadoVM 6.0; point releases of JReleaser, LangChain4j, Java Operator SDK, JHipster,...

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dzone.com /1 month ago

I Built a Java Version Manager by Fixing Other Tools' Open Bugs

Every Java developer knows the ritual. A JAVA_HOME export in one profile file, a different one in another. sdk use java 21 in this terminal, but the other terminal is still on 8. T...

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infoq.com /2 weeks ago

Java News Roundup: JDK 27-RC1, OpenJDK JEPs, Jakarta EE, BellSoft, Helidon, Micrometer, Tika 4.0

This week's Java roundup for August 17th, 2026, features news highlighting: the first release candidate of JDK 27; JEP 541 and JEP 540 targeted for JDK 28; the GA release of Apache...

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feeds.feedblitz.com /1 month ago

Java Weekly, Issue 656

A Java movie? Cool. And Spring Cloud Contract has a new home. The post Java Weekly, Issue 656 first appeared on Baeldung.       

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infoq.com /1 week ago

Java News Roundup: GraalVM, Jakarta Data, JNoSQL, Azul Payara, WildFly, Quarkus, Atmosphere

This week's Java roundup for August 24th, 2026, features news highlighting: the GA release of Atmosphere 4.0; point releases of GraalVM, Azul Payara and Quarkus; a maintenance rele...

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infoq.com /4 weeks ago

Project Valhalla's First Preview: JEP 401 Redefines == for Java Objects

JEP 401, integrated into JDK 28, introduces value objects. These new class instances feature final fields, altered behavior for equality checks, and stricter construction and synch...

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feeds.feedblitz.com /1 month ago

Java Weekly, Issue 657

A Java movie? Cool. And Spring Cloud Contract has a new home. The post Java Weekly, Issue 657 first appeared on Baeldung.       

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feeds.feedblitz.com /1 month ago

Java Weekly, Issue 655

A Java movie? Cool. And Spring Cloud Contract has a new home. The post Java Weekly, Issue 655 first appeared on Baeldung.       

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feeds.feedblitz.com /1 month ago

Java Weekly, Issue 658

A Java movie? Cool. And Spring Cloud Contract has a new home. The post Java Weekly, Issue 658 first appeared on Baeldung.       

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feeds.feedblitz.com /3 days ago

Java Weekly, Issue 662

The three Loom pillars and, more importantly, the tooling. Plus IntelliJ IDEA Conf 2026 getting close. The post Java Weekly, Issue 662 first appeared on Baeldung.       

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Sources covering Java 21

feeds.dzone.com

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feed.infoq.com

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feeds.feedblitz.com

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habr.com

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javacodegeeks.com

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