1. National Digital Library https://ndl.iitkgp.ac.in/ 

2. SWAYAM Online Courses https://storage.googleapis.com/uniquecourses/online.html

3. National Knowledge Network https://nkn.gov.in/

4. NPTEL https://finptel.ac.in

5. InfoPort https://infoport.inflibnet.ac.in/

6. Talks to Teacher https://www.ted.com/playlists/182/talks_from_inspiring_teachers

7. A-VIEW http://aview.in/

8. Virtual Labs https://www.vlab.co.in/

9. FOSSEE https://fossee.in/

10. Spoken Tutorial https://spoken-tutorial.org/

11. e-Yantra https://www.e-yantra.org/

12. Oscar++ https:////www.it.iitb.ac.in/oscar/

13. E-Kalpa https://icar.org.in/content/e-kalpa

14. NCERT Text Books http://ncert.nic.in/textbook/textbook.htm

15. Directory of Open Access Books https://www.doabooks.org/

16. Directory of Open Access Journals https://doaj.org/

17. Open Knowledge Repository — World Bank https://openknowledge.worldbank.org/

18. UG/PG MOOCs http://ugcmoocs.inflibnet.ac.in/ugcmoocs/moocs_courses.php

19. e-PG Pathshala https://epgp.inflibnet.ac.in/

20. e-Content courseware in UG subjects http://cec.nic.in/cec/

21. SWAYAMPRABHA https://www.swayamprabha.gov.in

22. e-Shodh Sindhu https://ess.inflibnet.ac.in/

23. Vidwan https://vidwan.inflibnet.ac.in/

24. SNLTR https://www.nltr.org/

25. Oxford Open https://academic.oup.com/journals/pages/open_access

26. Cambridge University Press https://www.cambridge.org/core/what-we-publish/open-access

27. Science Direct Open Access Content https://www.sciencedirect.com/book/9781843342038/open-access

28. ILOSTAT https://ilostat.ilo.org/

29. Project Euclid https://projecteuclid.org/librarians/lib_oa

30. AidData https://www.aiddata.org/

31. Springer Open Journals https://www.springeropen.com/journals

32. Taylor & Francis Open Access https://www.tandfonline.com/openaccess