Central Electronic Montenegro Maritime Catalogue (CEMMC) is multimedia electronic data base. It represents, by the contemporary technology and due to the bibliographic standards, a described and processed library, archival (and partly museum) materials related to the maritime affairs, from the earliest written and printed documents to the newest official materials and publications placed in the variety of libraries, archrivals and museums (government, private and church), maritime organizations, institutions, agencies and associations located in Kotor, Boka Kotorska and Montenegro.