Container integration depicts container compatibility, but at the same time SPI compatibility. Furthermore it can have maintenance releases. To me this gives us something like: [container]-[spi]-[release] i.e. (leaving square brackets for readability) [jboss5.0.0.CR1]-[3.0.2]-[1] which is identical to what thomas suggested jbossws-jboss-[500beta4]-[3.0.2-SNAPSHOT]- [classifier] View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4157930#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...