Membership:

1. iThenticate

2. CrossRef

Scientometric databases, repositories and libraries:

1. Directory of Open Access scholarly Resources (ROAD)

2. Scilit

3. Google Scholar

4. BASE

5. Ulrich's Periodicals Directory

6. Semantic Scholar

7. Index Copernicus

8. Dimensions

9. Directory of Open Access Journals (DOAJ)

10. WorldCat

11. WorldWideScience.org

12. EuroPub

13. ResearchBib 

14. JournalTOCs

15. Researchgate

16. MIAR

17. Lens

18. Korea Open Access Platform for Researchers (KOAR)

19. Wizdom.ai

20. SJSU (California, United States) library

21. Electronic Journals Index, USA

22. JuSER

23. GSI Repository

24. PUBDB

25.  SLUB