POSI Adopters


Which organizations have publicly committed to the Principles?

These organizations or initiatives (listed alphabetically) have formally adopted the POSI principles by publishing an initial self-audit, and committed to routinely demonstrating evidence of following POSI in practice.

Organization 2020 2021 2022 2023 2024 2025 2026
1. CLOCKSS 2024-September-10
2. CORE 2022-May-23
3. COUNTER 2024-May-30
4. Crossref 2020-December-02 2022-March-08 2024-December-07
5. DataCite 2021-August-30 2026-March-04
6. DOAJ 2022-October-06 2025-October-20
7. Dryad 2020-December-08
8. Europe PMC (EMBL-EBI) 2022-February-21 2024-February-26
9. HAL+ (CNRS) 2024-November-28
10. JOSS 2021-February-14
11. Liberate Science 2022-August-02 2023-November-14
12. Matilda 2026-March-04
13. OAPEN and DOAB 2023-May-04 2025-December-23
14. OA Switchboard 2021-October-07
15. OpenAIRE 2022-March-29 2026-January-13
16. OpenAlex (formerly OurResearch) 2021-June-10 2026-March-30
17. OpenCitations 2021-August-09
18. OPERAS 2024-September-25
19. Peer Community In 2024-April-11
20. Public Knowledge Project 2024-May-28
21. Rogue Scholar 2025-October-20
22. ROR (CDL, Crossref, DataCite) 2020-December-16 2026-March-27
23. Royal Repository of Innovation and Studies 2025-October-17
24. Sciety (eLife) 2021-November-22
25. SciPost 2024-March-11
26. Thoth Open Metadata 2026-Feb-26
27. World Data System 2026-Feb-01 PDF

If you are considering adopting POSI and would like to chat about it, please reach out to any colleagues at any of the organisations above


(Last modified on April 2, 2026)