HELLENIC AND FOREIGN LIBRARIES OPACS
National Libraries OPACS
- National Library of Greece Public Catalogue
- National Libraries of Europe Public Catalogue (Europeana)
Hellenic Academic Institutions Libraries OPACS
- Hellenic Academic Libraries Union Catalogue
- MITOS - Hellenic Academic Libraries Link Integraded Library Catalog
- Athens School of Fine Arts Library Public Catalogue
- Aristotle University of Thessaloniki Library Public Catalogue
- Agronomic University of Athens Library Public Catalogue
- Democritus University of Thrace Library Public Catalogue
- International Hellenic University Library Public Catalogue
- National & Kapodistrian University of Athens Library Public Catalogue
- National Technical University of Athens Library Public Catalogue
- Hellenic Open University Library Public Catalogue
- Hellenic Mediterranean University Library OPAC
- Ionian University Library Public Catalogue
- Athens University of Economics and Business Library Public Catalogue
- University of the Aegean Library Public Catalogue
- University of Western Attica Public Catalogue
- University of Western Macedonia Public Catalogue
- University of Thessaly Library Public Catalogue
- University of Ioannina Library Public Catalogue
- University of Crete Library Public Catalogue
- University of Macedonia Library Public Catalogue
- University of Patras Library Public Catalogue
- University of Peloponnese Library Public Catalogue
- University of Piraeus Library Public Catalogue
- Panteion University of Athens Library Public Catalogue
- Technical University of Crete Library Public Catalogue
- Harokopio University Library Public Catalogue
Cypriot Academic Institutions Libraries OPACS
Hellenic Research Institutes, Organizations & Foundations Libraries OPACS
- Center for Neo-Hellenic Studies Public Catalogue (in greek)
- The Academy of Athens Library Public Catalogue
- American College of Thessaloniki Library Public Catalogue
- American Farm School Library Public Catalogue
- Greek Parliament Library Public Catalogue
- Ministry of Interior-General Secretariat for Gender Equality Library Public Catalogues
- Κατάλογοι Βιβλιοθήκης Δικηγορικού Συλλόγου Αθηνών (in greek)
- Κατάλογος Βιβλιοθήκης Εθνικού Θεάτρου (in greek)
- The Hellenic Literary and Historical Archives Library Public Catalogue
- Hellenic American Union Library Public Catalogue
- Eugenides Foundation Library Public Catalogue
- Institute of Computer Science Library Public Catalogue
- Pedagogical Institute Library Public Catalogue
- Technical Chamber of Greece Libraries Public Opacs - Documentation and Information Unit (only in Greek)
- Volos Municipal Center for Historical Research and Documentation Library Public Catalogue
- Digital Library of Science & Technology - NDC
- Music Library of Greece Public Catalogue
- Union Catalogue of the American School of Classical Studies at Athens and the Libraries of the British School at Athens
Hellenic Public and School Libraries OPACS
- Public Catalogue of the Municipality of Thessaloniki Library Network
- Union Catalogue of Public Libraries / NDC
- Union Catalogue of Public and School Libraries / NDC