Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
68,374
Zenodo
17
Dryad Digital Repository (Duke University)
10
Unknown
9
Frontiers: Figshare
7
CESSDA DC Data Catalogue (Consortium of European Social Science Data Archives)
6
Research Data Australia (Australian National Data Service - ANDS)
2
Purdue University: e-Pubs
1
USGS Science Data Catalog (via DataONE)
1