- Research Papers in Economics
- Resources for social sciences
- ROAD
- Scholarly information
- Scholarship, Directorate of Collegiate Education
- Science & Education
- Scientific Research
- Smithsonian/NASA Astrophysics Data System
- Social Science Research Network
- Sociosite
- Spoken Tutorial Videos
- Subjects in Academic Earth
- TED Talks Links
- U-Now
- Udacity Online Courses
- UGC
- 700 Free E-journals covering all Subjects
- ABC-Chemistry: FREE CHEMICAL INFORMATION: Researcher’s guide to journals
- Academic Journals
- African Journals Online
- American Association of University Presses
- Arxiv.org e-Print Archive
- Ask.com
- Bentham Open Access
- Bibliographic database
- BioMed Central publishes
- BLDS E-library
- BookBoon
- Open DOAR
- Open Yale Courseware
- OpenLearn (OU)
- Openmed National Informatics Centre India
- Project Gutenber
- PSC
- University of California eScholarship Repository
- University of Kerala
- University of Michigan Open Courseware
- Virginia Tech University Digital Library and Archives
- World Bank
- World Scientific
- WWW Virtual Library
- Cambridge journals
- Central Marine Fisheries Research Institute Institutional Repository
- CERN Document Server
- Cessda
- CiteSeerX
- Computer science journals
- Coursera Online Courses
- Digital Commons Network
- Directorate of Collegiate Education
- Directory of Open Access Books
- Directory of Open Access Journals (DOAJ)
- DMOZ: Open directory project
- DownToEarth(Latest news in Environmental science)
- e-Gyankosh
- E-print network
- Economic and Political Weekly(EPW)
- EdX Online Courses
- Electronic Information for Libraries
- ePG Pathshala
- Europe PubMed Central
- Full-text online library of over 2 million articles
- Google Book Search Library Project
- Google Scholar
- Harvard University Online Courses
- HathiTrust Digital Library
- High Wire Press partners
- INASP
- Indian Institute of Astrophysics Institutional Repository
- Indian Institute of Science Bangalore Institutional Repository
- infofacility
- Information and Library Network Centre Institutional Repository
- International Crops Research Institute for the Semi-Arid Tropics Open Access Repository
- IOSR Journals (International Organization of Scientific Research)
- iPl2
- IT E-Books
- Johns Hopkins University Online Courses
- Kerala Index
- Khan Academy courses
- Learning Object Repository CEC
- Mahatma Gandhi University, Kerala, India
- MathGuide
- Microsoft Virtual Academy Courses
- MIT OpenCourseWare
- MIT OpenCourseWare materials
- NAAC
- National Aerospace Laboratories Institutional Repository
- National Digital Library of India
- National Institute of Oceanography India Digital Repository
- National Institute of Technology Rourkela eThesis
- National Mission on Education through ICT
- NCTE
- NPTEL
- OAPEN
- OMICS International Journals
- OMICS Open Access Journals
- Open Access Journals Search Engine
- Open Access Repository Publications of Fellows of the Indian
- Open Content Alliance
- Open CourseWare Consortium
