1

IMF Elibrary

https://www.elibrary.imf.org/

2

Science Direct

https://www.sciencedirect.com/browse/journals-and-books

3

Springer Open

https://www.springeropen.com/

4

Mdpi

https://www.mdpi.com/

5

Thieme Open

https://lp.thieme.de/journals/

6

Doaj

 https://doaj.org/

7

Erudit

https://www.erudit.org/en/

8

Dove Medical Press

https://www.dovepress.com/

9

F1000research

https://f1000research.com/

10

Open Access Books

https://www.doabooks.org/

11

Oxford Academic

https://academic.oup.com/

12

Open Access Library

https://www.oalib.com/

13

BMC

https://www.biomedcentral.com/

14

Sabinet African Journal

 https://journals.co.za/

15

Dergi Park

https://dergipark.org.tr/en/

16

Sciendo

 https://sciendo.com/

17

ACM Digital Library

 https://dl.acm.org

18

Sage Journals

https://journals.sagepub.com/home/sgo

19

Wiley

https://www.wiley.com/en-gb

20

Z-Library

Z-library.sk

21

American Doctoral Dissertations

https://opendissertations.org/

22

Free Book Centre  

http://freebookcentre.net.