1 |
DOAJ (Directory of Open Access Journals) |
https://doaj.org |
Peer-reviewed, open access scholarly journals. |
Journals |
Multidisciplinary |
2 |
OpenStax |
https://openstax.org |
Free, peer-reviewed college textbooks. |
Textbooks |
STEM, Business, Social Sciences |
3 |
MIT OpenCourseWare |
https://ocw.mit.edu |
Course materials from MIT, free to access. |
Courses, Lectures |
Engineering, CS, Science, Humanities |
4 |
Saylor Academy |
https://saylor.org |
Full-length college-level online courses. |
Courses |
Business, CS, English, Math, more |
5 |
PubMed Central (PMC) |
https://ncbi.nlm.nih.gov/pmc |
Biomedical and life sciences open journal archive. |
Journals |
Medicine, Health, Biology |
6 |
CORE |
https://core.ac.uk |
Aggregates millions of OA research papers. |
Research Articles |
Multidisciplinary |
7 |
ERIC |
https://eric.ed.gov |
Open access to education research. |
Articles, Reports |
Education, Teaching, Policy |
8 |
LibreTexts |
https://libretexts.org |
Open textbooks curated by academics. |
Textbooks |
STEM, Medicine, Humanities |
9 |
Open Textbook Library |
https://open.umn.edu/opentextbooks |
Peer-reviewed, openly licensed textbooks. |
Textbooks |
Business, Law, Education, Sciences |
10 |
Project Gutenberg |
https://gutenberg.org |
Over 60,000 free eBooks, especially literary classics and historical works. |
eBooks, Literature |
Literature, Philosophy, History |
11 |
SWAYAM |
https://swayam.gov.in |
Govt. of India MOOC platform with free online courses from top Indian institutes. |
Courses, Videos |
Engineering, Humanities, Sciences, Law |
12 |
NDLI (National Digital Library of India) |
https://ndl.iitkgp.ac.in |
A digital repository of educational content curated by IIT Kharagpur. |
Books, Theses, Lectures |
All disciplines |
13 |
e-PG Pathshala |
https://epgp.inflibnet.ac.in |
UGC initiative for postgraduate course content. |
Modules, e-Text, Video |
Arts, Sciences, Social Sciences |
14 |
NPTEL |
https://nptel.ac.in |
IITs’ video lectures and MOOCs platform. |
Lectures, Courses |
Engineering, Science, Management, Humanities |
15 |
Shodhganga |
https://shodhganga.inflibnet.ac.in |
Repository of Indian research theses and dissertations. |
Theses, Dissertations |
All disciplines |
16 |
VIDWAN |
https://vidwan.inflibnet.ac.in |
Expert database of researchers and scientists in India. |
Researcher Profiles, Publications |
Multidisciplinary |