Directory of Open Access Journals
Electronic Resources for Mathematics
Free On-line Chemistry journals
Indian Academy of Science Journals
International Network for the Availability of Scientific Publications (INASP)
Molecular Diversity Preservation International (MDPI)
National Digital Library of India (NDLI)
National Science Digital Library
Nature Publishing Group – Open Access Journals
NPTEL Audio & Video Course Materials
Nutrition Bytes – Free full text
OMICS Publishing Group – Open Access Journals
Open Access Journals – Elsevier (Sciencedirect)
Open Subject Journals – Sage
Open Access Journals – Springer
Open Access Journals – Taylor & Francis
Open Access Journal – Wiley
Open Access Library (OALIB) – Free Access to 263,388 Academic Articles
Open Science Directory – Developed by EBSCO and the Hasselt University Library
Public Library of Science Research Journals
Scientific Research Publications
Social Science Research Network (SSRN) – Worldwide dissemination of social science research