Open Liberty

Guides

The quickest way to learn all things Open Liberty, and beyond!

Open Liberty Basics - Let’s get started

4 guides

4 essentials

Packaging and deploying applications

Learn how to update and deploy an application on Open Liberty with Maven and Docker.

25 minutes

Building a web application with Gradle

Learn how to build and test a web application using a build configuration script, the Gradle War plug-in and Open Liberty Gradle plug-in.

15 minutes

Building a web application with Maven

Learn how to build and test a simple web application using Maven and Open Liberty

15 minutes

Using Docker containers to develop microservices

Learn how to use Docker containers for iterative development.

20 minutes

MicroProfile - Developing microservices with ease

17 guides

5 essentials

New to MicroProfile? Get an introduction here.

Creating a RESTful web service

Learn how to create a REST service with JAX-RS, JSON-B, and Open Liberty.

30 minutes

Injecting dependencies into microservices

Learn how to use Contexts and Dependency Injection (CDI) to manage and inject dependencies into microservices.

15 minutes

Consuming RESTful services with template interfaces

Learn how to use MicroProfile Rest Client to invoke RESTful services over HTTP in a type-safe way.

20 minutes

Separating configuration from code in microservices

Learn how to perform static configuration injection using MicroProfile Config.

25 minutes

Interactive

Testing a MicroProfile or Jakarta EE application

Learn how to use MicroShed Testing to test a MicroProfile or Jakarta EE application.

20 minutes

12 additional MicroProfile Guides

Consuming RESTful services asynchronously with template interfaces

Learn how to use MicroProfile Rest Client to invoke RESTful microservices asynchronously over HTTP.

15 minutes

Consuming a RESTful web service

Explore how to access a simple RESTful web service and consume its resources in Java.

25 minutes

Failing fast and recovering from errors

Use MicroProfile's Timeout and Retry policies to fail fast and recover when running into failures.

20 minutes

Interactive

Limiting the number of concurrent requests to microservices

Use a MicroProfile Bulkhead policy to limit requests and prevent faults from cascading to the entire system.

20 minutes

Interactive

Documenting RESTful APIs

Explore how to document and filter RESTful APIs from code or static files by using MicroProfile OpenAPI.

20 minutes

Building fault-tolerant microservices with the @Fallback annotation

Learn how to add fallback behavior to microservice dependencies to manage the impact of failures.

20 minutes

Enabling distributed tracing in microservices

Explore how to enable and customize tracing of JAX-RS and non-JAX-RS methods by using MicroProfile OpenTracing.

20 minutes

Providing metrics from a microservice

Learn how to use MicroProfile Metrics to provide system and application metrics from a microservice.

15 minutes

Adding health reports to microservices

Learn how to use MicroProfile Health to provide and check the health of a microservice.

20 minutes

Configuring microservices

Learn how to use the MicroProfile Config specification to externalize configuration data for an application.

20 minutes

Securing microservices with JSON Web Tokens

Learn how to control user and role access to microservices using MicroProfile JWT.

25 minutes

Preventing repeated failed calls to microservices

Learn how to create a fault-tolerant microservice using MicroProfile's CircuitBreaker and Fallback policies.

25 minutes

Interactive

More Guides - Continue exploring

21 guides

Newest guides shown first

Containerizing, packaging, and running a Spring Boot application

Learn how to containerize, package, and run a Spring Boot application on Open Liberty.

20 minutes

Developing fault-tolerant microservices with Istio Retry and MicroProfile Fallback

Explore how to use MicroProfile Fault Tolerance together with Istio Fault Tolerance

30 minutes

Deploying microservices to OpenShift

Explore how to deploy microservices to Red Hat OpenShift

45 minutes

Deploying microservices to Azure Kubernetes Service

Explore how to deploy microservices to Azure Kubernetes Service (AKS).

1 hour

Containerizing microservices

Learn how to containerize and run your microservices with Open Liberty using Docker

15 minutes

Caching HTTP session data

Learn how to create, use and cache HTTP session data.

25 minutes

Consuming a RESTful web service with Angular

Explore how to access a simple RESTful web service and consume its resources with Angular in Open Liberty.

20 minutes

Deploying microservices to Amazon Web Services

Explore how to deploy microservices to Amazon Elastic Container Service for Kubernetes (EKS) on Amazon Web Services (AWS).

45 minutes

Deploying microservices to IBM Cloud

Explore how to deploy microservices to IBM Cloud Kubernetes Service (IKS).

1 hour

Testing microservices with the Arquillian managed container

Learn how to test your microservices with the Arquillian managed container and JUnit on Open Liberty.

15 minutes

Managing microservice traffic using Istio

Explore how to manage microservice traffic using Istio.

30 minutes

Accessing and persisting data in microservices

Learn how to use Java Persistence API (JPA) to access and persist data to a database for your microservices.

20 minutes

Checking the health of microservices on Kubernetes

Learn how to check the health of microservices on Kubernetes by setting up readiness and liveness probes to inspect MicroProfile Health Check endpoints.

20 minutes

Securing a web application

Learn how to secure a web application through authentication and authorization.

15 minutes

Configuring microservices running in Kubernetes

Externalize configuration and use Kubernetes ConfigMaps and Secrets to configure your microservices.

15 minutes

Deploying microservices to Kubernetes

Explore how to deploy microservices to Kubernetes and manage your cluster.

25 minutes

Validating constraints with microservices

Explore the use of bean validation to validate user input data for microservices.

20 minutes

Consuming a RESTful web service with AngularJS

Explore how to access a simple RESTful web service and consume its resources with AngularJS in Open Liberty.

20 minutes

Enabling Cross-Origin Resource Sharing (CORS)

Learn how to enable CORS in Open Liberty without writing Java code to access resources from an external domain.

15 minutes

Creating a multi-module application

Learn how to build an application consisting of JAR, WAR, and EAR modules with Maven

30 minutes

Creating a hypermedia-driven RESTful web service

Learn how to use Hypermedia As The Engine Of Application State (HATEOAS) to drive your RESTful web service

30 minutes

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