- Journal of Digital Information (JoDI)
- Journal of Postgraduate Medicine
- MedIND
- Medknow Publications
- Molecular Diversity Preservation International (MDPI)
- Public Library of Science (PLoS)
- PubMed Central
- Trials
- Bentham Science Publishers (250 titles)
- Bioline International
- BioMed Central (STM)
- HighWire Press
- Hindawi Publishing Corporation (>200 titles)
- Indian Academy of Sciences (IAS)
- Indian Journals
Directories of Open Access E-Journals
- Directory of Open Access Journals (DOAJ)
- Free Medical Journals
- Open J-Gate
- Selected Open Access Journals (ICAST)
- JURN Directory
- Directory of Open Access Repositories (OpenDOAR)
- Registry of Open Access Repositories (ROAR)
- BASE – BIefeld Academic Search Engine
- Cross Archive Search Service for Indian Institutional Repositories (CASSIR)
- OAIster (25 Million Articles, Books, etc)
- RePEc (Research Papers in Economics)
- Social Science Research Network
