# OPUS

> open source software used for creating Open Access repositories that are compliant with the Open Archives Initiative Protocol for Metadata Harvesting

**Wikidata**: [Q2007840](https://www.wikidata.org/wiki/Q2007840)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/OPUS_(software))  
**Source**: https://4ort.xyz/entity/opus-q2007840


## References

1. [The opus Open Source Project on Open Hub: Languages Page. Open Hub](https://www.openhub.net/p/opus/analyses/latest/languages_summary)
2. [Release 4.6. 2017](https://github.com/OPUS4/application/releases/tag/4.6)
3. [Release 4.5. 2016](https://github.com/OPUS4/application/releases/tag/4.5)
4. [Release 4.4.5. 2017](https://github.com/OPUS4/application/releases/tag/2014-10-30_4.4.5)
5. [Release 4.6.2. 2018](https://github.com/OPUS4/application/releases/tag/4.6.2)
6. [Release 4.6.1. 2018](https://github.com/OPUS4/application/releases/tag/4.6.1)
7. [Release 4.6.3. 2018](https://github.com/OPUS4/application/releases/tag/4.6.3)
8. [Release 4.7. 2020](https://github.com/OPUS4/application/releases/tag/4.7)
9. [Release 4.7.0.4. 2020](https://github.com/OPUS4/application/releases/tag/4.7.0.4)
10. [Release 4.7.0.5. 2021](https://github.com/OPUS4/application/releases/tag/4.7.0.5)
11. [Release 4.7.0.6. 2021](https://github.com/OPUS4/application/releases/tag/4.7.0.6)
12. [Release 4.7.0.7. 2021](https://github.com/OPUS4/application/releases/tag/4.7.0.7)
13. [Release 4.7.0.8. 2022](https://github.com/OPUS4/application/releases/tag/4.7.0.8)
14. [Release 4.7.1. 2022](https://github.com/OPUS4/application/releases/tag/4.7.1)
15. [Release 4.7.1.1. 2022](https://github.com/OPUS4/application/releases/tag/4.7.1.1)
16. [Release 4.7.1.2. 2022](https://github.com/OPUS4/application/releases/tag/4.7.1.2)
17. [Release 4.8. 2023](https://github.com/OPUS4/application/releases/tag/4.8)
18. [Release 4.8.0.1. 2023](https://github.com/OPUS4/application/releases/tag/4.8.0.1)
19. [Release 4.8.0.2. 2023](https://github.com/OPUS4/application/releases/tag/4.8.0.2)
20. [Release 4.8.0.3. 2023](https://github.com/OPUS4/application/releases/tag/4.8.0.3)
21. [Release 4.8.0.4. 2024](https://github.com/OPUS4/application/releases/tag/4.8.0.4)
22. [Release 4.8.0.5. 2024](https://github.com/OPUS4/application/releases/tag/4.8.0.5)
23. [Release 4.8.0.6. 2024](https://github.com/OPUS4/application/releases/tag/4.8.0.6)
24. [Release 4.8.0.7. 2024](https://github.com/OPUS4/application/releases/tag/4.8.0.7)
25. [Release 4.8.0.8. 2024](https://github.com/OPUS4/application/releases/tag/4.8.0.8)
26. [Release 4.8.0.9. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.9)
27. [Release 4.8.0.10. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.10)
28. [Release 4.8.0.11. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.11)
29. [Release 4.8.0.12. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.12)
30. [Release 4.8.0.13. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.13)
31. [Release 4.8.0.14. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.14)
32. [Release 4.8.0.15. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.15)
33. [Release 4.8.0.16. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.16)
34. [Release 4.8.0.17. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.17)
35. [Release 4.8.0.18. 2025](https://github.com/OPUS4/application/releases/tag/4.8.0.18)
36. [Release 4.8.0.19. 2026](https://github.com/OPUS4/application/releases/tag/4.8.0.19)
37. [Release 4.8.0.20. 2026](https://github.com/OPUS4/application/releases/tag/4.8.0.20)