The ISSN Portal


offers a suite of essential services to monitor continuing resources from inception to long-term archiving


Browse and download free ISSN Core data


Librarians, editors, publishers, content providers, database managers, scholars, students can access free ISSN core data through the ISSN Portal. They can make the most of this comprehensive database to identify print and online serials and continuing resources published worldwide.


Get more ISSN data by subscribing


The ISSN Portal provides more data and services to subscribers, e.g.:


> Advanced and expert search options to identify serial resources, including those to be published shortly,


> Faceted search including subject classification and index coverage


> New display features, i.e. timeline, geolocation of publi- cations, title history and title relationships,


> ISSN data available for download in a variety of formats including MARC 21, UNIMARC, MARC XML, RDF/XML, RDF turtle, JSON


> Alerts to receive regular updates on publications; > API downloads which can be integrated into local workflows > Interface in the 6 official UN languages.


portal.issn.org journaltransfer.issn.org keepers.issn.org


Stay tuned with changes in journal ownership


During their lifetime, journals and continuing resources may change publisher. ISSN IC participates in NISO Transfer Group and manages, the Enhanced Transfer Alerting Service (ETAS) that allows publishers to share information about journal transfers with librarians and researchers.


Check which serial resources are archived and by whom


The Keepers Registry aggregates preservation meta- data supplied by a dozen archiving agencies around the world. Find out if your library’s electronic serial collections are at risk of vanishing or if they are properly archived.


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