Nuclear data conversion to G4 format

Does someone has a tool to convert ACE or ENDF-6 data format to G4NDL ? Or a C++ class to add in G4 to read nuclear data directly in the ACE or ENDF-6 format ?

Emilio Mendoza is in charge of this. But he is not very active in this forum. You may write him at emilio.mendoza@ciemat.es