Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
171,515
DataCite
44,123
Directory of Open Access Journals: DOAJ Articles
269
Zenodo
266
Unknown
118
Frontiers: Figshare
51
Magnolia press
47
Dryad Digital Repository (Duke University)
43
Pensoft Publishers
43
MDPI Open Access Publishing
42
Wageningen UR (University & Research Centre): Digital Library
28
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
25
Altai State University: Scientific Journals of ASU
24
University of North Texas: UNT Digital Library
23
LeibnizOpen (The Leibniz Association)
22
University of Liège: ORBi (Open Repository and Bibliography)
22
Research Data Australia (Australian National Data Service - ANDS)
20
Université de Nantes: HAL-UNIV-NANTES
19
Natural Resources Institute Finland: Jukuri
17
Norwegian Institute for Nature Research: Brage NINA
17
Australian National University: ANU Digital Collections
16
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
16
University of Tasmania: UTas ePrints
16
Instituto Español de Oceanografía: e-IEO
15
Masaryk University Journals
14
Digital.CSIC (Spanish National Research Council)
13
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
13
University of Tartu: ojs.utlib.ee
12
HELDA – University of Helsinki Open Repository
10
Knowledge Network for Biocomplexity (via DataONE)
10
The Royal Society: Figshare
10
University of California: eScholarship
10
Aarhus University: Research
9
Environmental Data Initiative (via DataONE)
9
Ghent University Academic Bibliography
9
Indiana University: Digital Library of the Commons (DLC)
9
JYX - Jyväskylä University Digital Archive
9
Jagiellonian University Repository
9
The Czech Academy of Sciences: Publication Activity (ASEP)
9
UNEP Document Repository (UN Environment Programme)
9
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
8
Charles University CU Digital repository
8
Dialnet - Portada de revistas (Universidad de La Rioja)
8
HAL Sorbonne Université
8
Institute for Marine Research: Brage IMR
8
Lund University Publications (LUP)
8
NORA (National aggregator of open repositories of Russian universities)
8
Scientia Marina (E-Journal)
8
University of Western Sydney (UWS): Research Direct
8
CESSDA DC Data Catalogue (Consortium of European Social Science Data Archives)
7
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