Jersey is the REeference implementaion of JAX-RS specifically for build RESTful web services. http://jersey.java.net/ The Code can be downloaded directly from here. https://maven.java.net/service/local/artifact/maven/redirect?r=releases&a... Source is available in the Maven repository: http://download.java.net/maven/2/com/sun/jersey/ The Jersey implementation brings along the following libraries which would need to be packaged for Fedora: asm-3.1.jar jackson-xc-1.8.3.jar jersey-server-1.9.1.jar jackson-core-asl-1.8.3.jar jersey-client-1.9.1.jar jettison-1.1.jar jackson-jaxrs-1.8.3.jar jersey-core-1.9.1.jar jsr311-api-1.1.1.jar jackson-mapper-asl-1.8.3.jar jersey-json-1.9.1.jar Fedora currently has asm2. Fedora currently has jettison-1.3 Jackson is built out of a single RPM. There is an older version in JPackage that we will have to update. jsr311 API is also in the Repo. All of these are GPL +classpath exception or CDDL