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 102,000 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 on a rolling basis.


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

Case Study: ROR at Rockefeller University Press and Silverchair

Rockefeller University Press has incorporated ROR into many aspects of their workflow, and their platform provider Silverchair was there to help.

By Amanda French on March 20, 2023

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Parents, Children, and Other Relationships in ROR Records

One common question we receive about ROR registry records is whether they reflect organizational hierarchy and relationships between organizations – yes, they do!

By ROR Core Team on February 27, 2023

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Case Study: ROR in Caltech Repositories

In this case study we interview Tom Morrell, Research Data Specialist at Caltech Library and key contributor to the open source research data management system InvenioRDM, about Caltech’s early adoption of ROR IDs in their repository systems and why InvenioRDM is architected with ROR IDs for funders and author affiliations.

By Amanda French on February 23, 2023

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