Catalogues – UK

• Higher Education Library OPACs (with thanks to University of Exeter)
• Public Library OPACs
• Association of British Theological and Philosophical Libraries Union List of Periodicals
• British Library Integrated Catalogue
• CAIRNS
• Cat Cymru (Public libraries in Wales)
• COPAC
• InforM25
• IRIS
• Italian Periodicals Catalogue ( Material in UK libraries)
• Libraries NI (Northern Ireland public libraries)
• London Library ( subscription library with free online catalogue)
• National Library of Wales
• Newton – Cambridge University Catalogues
• OLIS  – Oxford University Catalogue
• RIDING
• SALSER – serials holdings in Scottish libraries
• SUNCAT – serials holdings in UK HE libraries
• SWRLIN – South West Medical Libraries - SWIMS catalogue
• WiLL – London Public Libraries
• UK Union Catalogue of Chinese Books
• UK Japanese Union Catalogue

Click here for links to the OPACs of SWRLS Members

Catalogues – International

• National Libraries Worldwide (links)
• WorldCat connect to 10,000 libraries+ worldwide

Australia

• Australian Libraries Gateway
• National Library of Australia
• State Library of Western Australia

Europe

• European Library European national libraries
• European Commission Libraries Catalogue
• European Virtual Catalogue (KVK)
• France: National Library
• Germany: Die Deutsche Bibliothek
• German Libraries Online
• Switzerland: National Library

North America

• Canada: Canadian Union Catalogue
• Canada: National Library
• USA: Library of Congress

Asia

• Indcat: Online Union Catalogue of Indian Libraries