Collaboro
Collaboro makes language development processes more participative: both developers and users of the language can collaborate together to create and evolve it.
EMF Views
EMF Views is an Eclipse plugin that brings the concept of database views to the modeling world
JTL
JTL is an EMF-based tool that allows you to design and manipulate models, maintain consistency and synchronize software artifacts, keep traceability during design.
LIME Testbench
Runtime monitoring of model-based properties, and test case generation
PADRE
Performance-driven softwAre moDel Refactoring framEwork (PADRE)