RESTEasy is a JBoss.org project aimed at providing productivity frameworks for developing client and server RESTful applications and services in Java. It is mainly a JAX-RS implementation but you'll find some other experimental code in the repository.

The project page can be found at http://resteasy.jboss.org

RESTEasy is a JBoss project that provides various frameworks to help you build RESTful Web Services and RESTful Java applications. It is a portable implementation of the JAX-RS specification. JAX-RS is a JCP specification that provides a Java API for RESTful Web Services over the HTTP protocol.

Read the entire specification here

The RESTEasy code is in the github repository, (https://github.com/resteasy/Resteasy.git).

• Read a book
• Check out the examples in the repository.
• Read the documentation.

To read the documentation you can read it online. This is generated automatically from the maven build

A wiki exists with historical documents. You can find it here

Issues are kept in JIRA

After pulling down a clone of the RESTEasy repository run

mvn install

Currently it can be built only JDK 1.8.

• Java Cryptography Extension JCE

You are most welcome to contribute to RESTEasy!

Read the Contribution guidelines