Published July 30, 2023 | Version v1
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REPOPSI End-Project Evaluation Using the CoreTrustSeal Requirements 2023-2025

  • 1. Laboratory for Research of Individual Differences, Faculty of Philosophy, University of Belgrade
  • 2. Vinca Institute of Nuclear Sciences, University of Belgrade


We used the CoreTrustSeal Trustworthy Digital Repositories Requirements v01.00 2023-2025 ( to evaluate the Repository of psychological instruments in Serbian (REPOPSI) at the start of the project titled "TRUST-ification and FAIR-ification of an open repository for research instruments in psychology: REPOPSI's adoption of RDA outputs" (project team members: Aleksandra Lazić, Ljiljana Lazarević, Danka Purić, Iris Žeželj, Obrad Vučkovac).

REPOPSI ( is an open repository for psychological measures, scales, tests, and other research instruments in Serbian. It is maintained by researchers at the Laboratory for Research of Individual Differences (LIRA) at the University of Belgrade Faculty of Philosophy. REPOPSI instruments are deposited in an Open Science Framework (OSF) project at

In this report, we indicated the compliance level for each of the Requirements on a binary scale (0 – In Progress: the repository is in the implementation phase; 1 – Implemented: the requirement has been fully implemented by the repository). Additionally, we provided a detailed supporting narrative describing the response statements as well as evidence for each requirement.


This project has received funding from the European Union's Horizon 2020 research and innovation programme under grant agreement No 101017536 and is supported by the EOSC Future ( through the RDA ( Open Call mechanism (, based on evaluations of external, independent experts.



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Report: 10.5281/zenodo.7535052 (DOI)