EDDI is the annual conference for users of DDI, a suite of metadata specifications for the social, economic, and behavioral sciences.

EDDI meets once a year in the first week December, bringing together users of DDI from archives, studies, official statistics, commercial organisations, government and non-governmental organisations and more.

The 17th Annual European DDI User Conference (EDDI 2025) will be hosted by the Research Documentation Centre at the ELTE Centre for Social Sciences in Budapest, Hungary, from December 1–5, 2025.

The Research Documentation Center (RDC), Centre for Social Sciences (Hungarian Academy of Sciences Centre of Excellence) provides research data and other research documentation of researches conducted in the Centre.

More information and registration: https://eddi-conferences.eu/