Java

Develop modern applications with the open Java ecosystem.

The Java programming language is a high-level, object-oriented language. It is rapidly evolving across several fronts to simplify and accelerate development of modern applications.

Learning Paths

29 January 2026

Learning Path

Quarkus basics

This learning path is designed for Java developers who are new to Quarkus and want to understand how to build modern applications from the ground up. You will learn to create a project, build REST APIs, persist data, configure environments, test your code, and finally containerize and deploy your application.

19 November 2025

Learning Path

Introduction to IBM Mono2Micro

Learn about the key features of IBM Mono2Micro and how to use them to transform monolithic Java applications into microservices.

19 August 2025

Learning Path

Get started with Java

Get up to speed with Java with this learning path, which consists of step-by-step tutorials that explain the process of setting up and using Java.

27 August 2021

Learning Path

Modernizing applications to use WebSphere Liberty

In this learning path, learn about the migration tools available to help WebSphere Application Server application developers and operations personnel to help break down the tasks of application modernization, understand how to use the reports that the migration tools create to help modernize an application, and learn how to create the necessary configuration to run the modernized app on Liberty on Red Hat OpenShift.

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Java

Develop modern applications with the open Java ecosystem.

Learning Paths

Quarkus basics

Introduction to IBM Mono2Micro

Get started with Java

Modernizing applications to use WebSphere Liberty