Wikipedia
SmartQVT
SmartQVT is a full Java open source implementation of the QVT-Operational language which is dedicated to express model-to-model transformations.
This tool compiles QVT transformations into Java programs to be able to run QVT transformations. The compiled Java programs are EMF-based applications.
It is provided as Eclipse plug-ins running on top of the EMF metamodeling framework and is licensed under EPL.