You could use the conflict-manager "all" for this purpose. We are using ivy.branches however to retrieve different versions (releases) of the same module.
Marc 2014/1/13 KARR, DAVID <dk0...@att.com> > In our big Ant build, another team provides a jar which is associated with > a version of a WSDL. The classes in the jar are all JAXB pojos. The > package of all the classes in the jar has the release number as one of the > path elements. We even use multiple different copies of this jar file in a > single build. These don't conflict because the package paths are > independent. > > I've never tried to do this with Maven, but can Ivy have multiple > dependencies for the same artifact, but with different version numbers, so > it will resolve and retrieve all of them? >