Content Provider
Zenodo
45,793
University of Washington, Seattle: Digital Collections
13,723
NASA Technical Reports Server (NTRS)
4,691
OECD iLibrary (via Crossref)
3,785
PANGAEA - Data Publisher for Earth & Environmental Science
3,268
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
3,222
Arctic Council Repository
3,051
Unknown
2,903
Wiley Online Library
2,663
King Abdullah University of Science and Technology: KAUST Repository
2,087
Fiskeridirektoratet (Brage FISK)
1,912
Theseus.fi (Open Repository of the Universities of Applied Sciences)
1,481
AU Digital Research Archive (American University)
1,474
OECD iLibrary
1,390
PeerJ Publishing
1,371
The University of Melbourne: Digitised Collections
1,013
The Winnower
936
OpenEdition
801
University of Canterbury, Christchurch: UC Research Repository
774
Université Laval: CorpusUL
747
Lund University Publications Student Papers (LUP-SP)
718
BioMed Central
642
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
637
ACS Publications
550
Phaidra Digital Collections (Permanent Hosting, Archiving and Indexing of Digital Resources and Assets - Università degli Studi di Padova)
462
NORA (National aggregator of open repositories of Russian universities)
456
Norsk Polarinstitutt: Brage NP
456
Copernicus Publications: E-Journals
452
UNESDOC - UNESCO Digital Library
450
OSKAR Bordeaux (Open Science Knowledge ARchive)
434
Jagiellonian University Repository
414
Digital.CSIC (Spanish National Research Council)
400
Claremont Colleges Digital Library (CCDL)
385
Swedish University of Agricultural Sciences: Epsilon Archive for Student Projects
381
Tomsk State University Research Library
356
DataverseNO
339
oURspace - The University of Regina's Institutional Repository
339
University of California: eScholarship
330
USP Production Repository (Universidade de São Paulo)
327
Tomsk Polytechnic University (TPU): Electronic Archive
309
University of Alberta: Era - Education and Research Archive
305
The University of Utah: J. Willard Marriott Digital Library
298
Servicio Meteorológico Nacional: elabrigo Repositorio Institucional SMN
296
Research Data Australia (Australian National Data Service - ANDS)
295
National Institute for Health and Welfare (THL), Finland: Julkari
294
DataCite Metadata Store (German National Library of Science and Technology)
274
Charles University CU Digital repository
262
Cambridge University Press
250
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
248
Université du Québec à Rimouski (UQAR): Sémaphore
238
more ...