CHESS

CHESS implements the CHESS UML/SysML profile, a specialization of the Modeling and Analysis of Real-Time and Embedded Systems (MARTE) profile

Collaboro

Collaboro makes language development processes more participative: both developers and users of the language can collaborate together to create and evolve it.

MATERA2

Model-based Monitoring from Åbo Akademi (MBMÅA) tool
Model-based Performance Testing (MBPeT) tool

Modelio

The open source modeling environment.

PauWare

PauWare engine is a Java API, i.e., a set of Java classes and interfaces making up an execution engine for State Chart XML (SCXML) and UML State Machine Diagrams