The project aims to provide free access to eleven integrated and scientifically elaborated collections produced by the three humanistic Institutes of the National Hellenic Foundation for Research - Institute of Greek and Roman Antiquity, Institute of Byzantine Research, Institute of Neohellenic Research, collections). The collections, which will be widely disseminated through the internet, originate from primary documents of Greek history and civilisation. Certain applications have been developed to ensure the digital homogeneity of the documents, a single interface for the provision and search of the databases through Internet services, by using tools and products developed by EKT.