Digital Repositories & preprint servers
## Multidisciplinary Repositories
arXiv – arXiv.org e-Print archive – https://arxiv.org
OSF Preprints – Open Science Framework Preprints – https://osf.io/preprints/
Zenodo – Zenodo Research Sharing Platform – https://zenodo.org
Preprints.org – Preprints.org Multidisciplinary Preprint Platform – https://www.preprints.org
SSRN – Social Science Research Network – https://www.ssrn.com
HAL – HAL Open Archive (France) – https://hal.archives-ouvertes.fr
ResearchGate – ResearchGate Preprints – https://www.researchgate.net
Dryad – https://datadryad.org Organization – Dryad Digital Repository
## Physical Sciences & Engineering
viXra – viXra.org e-Print archive – http://vixra.org
TechRxiv – TechRxiv Engineering & Technology Preprint Server – https://www.techrxiv.org
EngrXiv – EngrXiv Engineering Archive – https://engrxiv.org
EarthArXiv – EarthArXiv Earth Science Preprints – https://eartharxiv.org
## Life & Health Sciences
bioRxiv – bioRxiv: The Preprint Server for Biology – https://www.biorxiv.org
medRxiv – medRxiv: The Preprint Server for Health Sciences – https://www.medrxiv.org
Europe PMC – Europe PubMed Central – https://europepmc.org
## Chemistry
ChemRxiv – ChemRxiv Chemistry Preprint Server – https://chemrxiv.org
## Agriculture & Food Science
agriRxiv – agriRxiv Agricultural Sciences Preprint Server – https://agrirxiv.org
## Social Sciences
SocArXiv – SocArXiv Open Archive of the Social Sciences – https://socopen.org
PsyArXiv – PsyArXiv Psychology Preprints – https://psyarxiv.com
SportRxiv – SportRxiv Preprints in Sport and Exercise Sciences – https://sportrxiv.org
## Economics & Finance
RepEC – Research Papers in Economics – https://repec.org
MPRA – Munich Personal RePEc Archive – https://mpra.ub.uni-muenchen.de
## Philosophy
PhilArchive – PhilArchive: The Philosophy E-Print Archive – https://philarchive.org
PhilSci-Archive – Philosophy of Science Archive – https://philsci-archive.pitt.edu
## Regional Repositories
IndiaRxiv – IndiaRxiv Preprint Repository – https://indiarxiv.in