2)https://www.knowledge-managementtools.net/open-source-knowledgebasÂ
3)https://librivox.org/pages/volunteer-for-library
4)https://libraryguids.salisbury.edu/OER
5)https://www.thecommomwelth-library.org
6)https://digitallibrary.un.org/
11)https://infport.inflibnet.ac.in
12)https://www.ted.com/playlist/182/talk_fromin
17)https:////www.it.iitb.ac.in/oscar/
18)https://icar.org.in/content/e-kalpa
19)https://ncert.nic.in/textbook/textbook.htm
21)https://openknowledge.wordbank.org
22)https://epgpinflibnet.ac.in/
24)https://www.swaayamprabha.gov.in
25)https://ess.infilibnet.ac.in/
26)https://vidwan.infilibnet.ac.in/
28)https://academic.oup.com/journals/pages/openaccess
29)https://www.cambridge.org/core/what-we-publish/open-access
30)https://www.sciencedirect.com/book/9781843342038/openaccess
31)https://projecteuclid.org/librarian/lib_oa
33)https://www.springeropen.com/journals
36)https://www.ncbi.nlm.nih.gov/pmc/
38)https://www.highwirepress.com/
39)http://agris.fao.org/agrissearch/index.do
40)https://libguidessouthernct.edu/openaccess
42)https://authorservices.wiley.com/openresearch/openaccesss/browsejourn
43)http://www.capability development.org