| Sl.No | Title | Link |
|---|---|---|
| 1 | The Open University | Visit Link |
| 2 | N-LIST | Visit Link |
| 3 | NCERT Official Website | Visit Link |
| 4 | SWAYAM | Visit Link |
| 5 | OER Commons | Visit Link |
| 6 | NPTEL | Visit Link |
| 7 | National Digital Library of India (NDLI) | Visit Link |
| 8 | Google Scholar | Visit Link |
| 9 | Internet Archive | Visit Link |
| 10 | Project Gutenberg | Visit Link |
| 11 | Khan Academy | Visit Link |
| 12 | Coursera | Visit Link |
| 13 | edX | Visit Link |
| 14 | OpenStax | Visit Link |
| 15 | MIT OpenCourseWare | Visit Link |
| 16 | PubMed Central (PMC) | Visit Link |
| 17 | egyankosh | Visit Link |
| 18 | Shodhganga | Visit Link |