Sr. No Resource Name Url (Click Here)
1   DOAJ    https://doaj.org/
2   OAJSE    http://oajse.com/
3   arXiv e-Prints    https://arxiv.org/
4   Indian Academy of Sciences (IAS)    http://www.ias.ac.in/
5   Free Scholarly Electronic Journals: An annotated webliography    http://www.istl.org/00-fall/internet.html
6    Hindawi -Open Access Journals    http://www.hindawi.com/oa/
7   Nature Precedings -Preprint server for the Life Science community    http://precedings.nature.com/
8    Nutrition Bytes    http://escholarship.org/uc/uclabiolchem_nutritionbytes
9   Open Access Library (OALIB) -Free Access to 263,388 Academic Articles    http://www.oalib.com/
10    Open Science Directory    http://www.opensciencedirectory.net/
11   Public Library of Science    http://www.plos.org/
12    SAGE Open Subject Collections    http://sgo.sagepub.com/
13   SPIE Journals (Open Access)    http://journals.spiedigitallibrary.org/journals.aspx
14    Taylor & Francis Online :: Open Journals