| # | Database Name | Description / Category | View |
|---|---|---|---|
| 1 | Dimensions | Research Publications | View |
| 2 | Publish or Perish | Citation Database | View |
| 3 | Lens.org | Research and Patents | View |
| 4 | dblp | Computer Science Bibliography | View |
| 5 | F1000Research | Open Research Publishing | View |
| 6 | PubMed Central (PMC) | Biomedical Literature | View |
| 7 | SSRN | Social Sciences Repository | View |
| 8 | Indian Patent Search | Patent Search | View |
| 9 | Espacenet | European Patent Database | View |
| 10 | LENS Patents | Patent Search | View |
| 11 | arXiv | Preprints in Science | View |
| 12 | CORE | Open Access Research Papers | View |
| 13 | World Lecture Project | Academic Video Lectures | View |
| 14 | World Bank Open Data | Development Data | View |
| 15 | DOAJ | Open Access Journals | View |
| 16 | PLOS | Science Journals | View |
| 17 | Google Scholar | Scholarly Search Engine | View |
| 18 | DOAB | Open Access Books | View |
| 19 | Project MUSE | Humanities & Social Sciences | View |
| 20 | JSTOR | Open Access Books | View |
| 21 | Open Library | Online Book Library | View |
| 22 | Internet Archive | Digital Library Archive | View |
| 23 | OpenDOAR | Open Repositories Directory | View |
| 24 | ROAR | Open Access Repository Registry | View |
