Collaboro
Collaboro makes language development processes more participative: both developers and users of the language can collaborate together to create and evolve it.
Moka Extension for logging
Moka extensions provides a number of plugins that extend the functionality of Papyrus Moka engine for fUML simulation:
Papyrus extension for AOM
Papyrus extensions offer a number of plugins that extend the functionality of Papyrus UML for Aspect Oriented Modeling (AOM).