The overall picture for 2023, the last year covered here:
- 422,941 articles in 2023—down a bit from 2022.
- 12,991 journals, of which 11,847 had 2023 articles when checked.
- Diamond OA is about half humanities & social sciences (49%of articles and 63% of journals).
- Diamond OA is almost entirely (97%) either published or funded by universities and societies and is mostly in small and medium-sized journals.
