The present document summarizes technical aspects related to the reference implementation of TDL. It describes both the implementation details needed for further development and integration of the tools as well as gives usage instructions for end users. Following tools and components are covered in the present document: ? implementation of the TDL meta-model; ? viewer for the graphical representation format of TDL; ? various TDL model editors; ? facilities for checking the semantic validity of models according to the constraints specified in the TDL metamodel; ? implementation of the UML profile for TDL; and ? editor supporting the creation and manipulation of UML models applying the UML profile for TDL