All things Java
Create Java applications for anything and everything with Red Hat’s runtimes and frameworks.
Explore Java with us
Red Hat is a leader in open source Java, with significant contributions to OpenJDK, Jakarta EE, Quarkus, Kubernetes, Hibernate, Camel, GraalVM, and more.
Java microservices
Develop and deploy scalable, autonomous applications using microservices architecture and frameworks.
Kubernetes-native Java
Create supersonic, subatomic Java applications custom-built for Kubernetes with a frictionless development experience.
Serverless Java
Use Java to create resource-efficient functions that let you scale to zero and back again without provisioning or managing infrastructure.
Event-driven Java
Develop real-time microservices and cloud-native applications with events and streams.
Build APIs with Java
Explore Java’s provides a rich set of API frameworks and libraries, both aimed at code-first and contract-first development strategies.
Modernize for the cloud
Replatform, rehost, and refactor your Java applications to ensure they are future-ready and run anywhere.
Do more with Java
Java on OpenShift
Develop Java applications for the hybrid cloud with Quarkus on OpenShift.
Java in containers
Create reusable, lightweight Java applications with containers.
Java on Red Hat Enterprise Linux
Build secure apps on a secure platform.
Java on the edge
Lightweight, fast Java apps for edge networks.
DevOps
Cloud deployments with Kubernetes and DevOps.
DevSecOps
Automated, modernized application security using familiar DevOps principles.
Java articles and tutorials
Article
09/16/2022
My advice for updating use of the Docker Hub OpenJDK image
Learn about my recommendation for updating OpenJDK images since Docker Hub's deprecation announcement and how to implement this change.
Article
09/06/2022
Red Hat Developer roundup: Best of August 2022
Find recent articles on observability, containerizing .NET applications, tips for building security into your Node.js development process, and more.
Article
08/25/2022
Optimize loops with long variables in Java
Optimizations in the HotSpot virtual machine that used to work only for int variables now work also for long.
Article
08/24/2022
Red Hat expands support for Java with Eclipse Temurin
You can now get support for the Eclipse Temurin distribution of OpenJDK via a subscription to Red Hat Runtimes, Red Hat Enterprise Linux, and