ROR is a global, community-led registry of open persistent identifiers for research organizations

Use the registry

The Research Organization Registry (ROR) includes IDs and metadata for more than 107,000 organizations and counting. Registry data is CC0 and openly available via a search interface, REST API, and data dump. Registry updates are curated through a community process and released at least once a month.


Join the community

ROR is community-supported open infrastructure driven by organizations and individuals from around the world. Join the community to get involved in advisory groups, give feedback on future directions, and integrate ROR in your systems.


Learn more about ROR

California Digital Library, Crossref, and DataCite launched ROR in 2019 following extensive community collaborations to develop an open registry of research organization identifiers. ROR is the only organization identifier that is completely open, focused specifically on affiliations, operated as a community initiative, and supported in core scholarly infrastructure.


News and Updates

The Anatomy of Metadata Matching (cross-post)

The second blog post about metadata matching by ROR’s Adam Buttrick and Crossref’s Dominika Tkaczyk describes some basic matching-related terminology and the components of a matching process, then poses some typical product questions to consider when developing or integrating matching solutions.

By Dominika Tkaczyk and Adam Buttrick on June 27, 2024

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Change, Continuity, and New Positions on the ROR Team

ROR is fortunate to have a small but mighty team that strives every day to make ROR as good as it can be and to support the diverse needs of our global community.

By ROR Leadership Team on May 22, 2024

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Metadata Matching 101: What Is It and Why Do We Need It? (cross-post)

ROR Curation Lead Adam Buttrick has been working with Crossref Head of Strategic Initiatives Dominika Tkaczyk to explore improvements in automatic metadata matching strategies that can result in better metadata for everyone.

By Dominika Tkaczyk and Adam Buttrick on May 16, 2024

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