What is this repository.jboss.com/jboss/artifacts content?

What is this subset of jbossas content for?

[starksm@banshee9100 jboss]$ ls artifacts/4.0.4.GA/lib/
CVS/                           jboss-saaj.jar
jboss-aspect-library.jar       jboss-system.jar
jboss-common-client.jar        jboss-transaction.jar
jboss-common-jdbc-wrapper.jar  jboss.jar
jboss-common.jar               jbossha.jar
jboss-hibernate.jar            jbosssx.jar
jboss-j2ee.jar                 jmx-invoker-adaptor-client.jar
jboss-jaxrpc.jar               jnp-client.jar
jboss-jca.jar                  jnpserver.jar
jboss-jmx.jar                  namespace.jar
jboss-local-jdbc.jar
 
xxxxxxxxxxxxxxxxxxxxxxxxxxxx
Scott Stark
VP Architecture & Technology
JBoss, a division of Red Hat
xxxxxxxxxxxxxxxxxxxxxxxxxxxx 
 

Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642