# Esper

> Java software for complex event processing

**Wikidata**: [Q19605478](https://www.wikidata.org/wiki/Q19605478)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Esper_(software))  
**Source**: https://4ort.xyz/entity/esper


## References

1. [Release 5.3.0. 2015](https://github.com/espertechinc/esper/releases/tag/release_5.3.0)
2. [Release 5.3.0. 2015](https://github.com/espertechinc/nesper/releases/tag/v5.3.0)
3. [Release 5.4.0. 2016](https://github.com/espertechinc/esper/releases/tag/release_5.4.0)
4. [Release 5.4.0. 2016](https://github.com/espertechinc/nesper/releases/tag/v5.4.0)
5. [Release 5.5.0. 2016](https://github.com/espertechinc/esper/releases/tag/release_5.5.0)
6. [Release 5.5.0. 2017](https://github.com/espertechinc/nesper/releases/tag/nesper_5.5.0)
7. [Release 6.0.0. 2017](https://github.com/espertechinc/esper/releases/tag/release_6.0.0)
8. [Release 6.0.1. 2017](https://github.com/espertechinc/esper/releases/tag/release_6.0.1)
9. [Release 6.0.1. 2017](https://github.com/espertechinc/nesper/releases/tag/6.0.1)
10. [Release 6.1.0. 2017](https://github.com/espertechinc/esper/releases/tag/release_6.1.0)
11. [Release 6.1.0. 2018](https://github.com/espertechinc/nesper/releases/tag/release_6.1.0)
12. [Release 7.0.0. 2017](https://github.com/espertechinc/esper/releases/tag/release_7.0.0)
13. [Release 7.1.0. 2018](https://github.com/espertechinc/esper/releases/tag/release_7.1.0)
14. [Release 8.0.0. 2018](https://github.com/espertechinc/esper/releases/tag/release_8.0.0)
15. [Release 8.1.0. 2019](https://github.com/espertechinc/esper/releases/tag/release_8.1.0)
16. [Release 8.2.0. 2019](https://github.com/espertechinc/esper/releases/tag/release_8.2.0)
17. [Release 8.3.0. 2019](https://github.com/espertechinc/esper/releases/tag/release_8.3.0)
18. [Release 8.4.0. 2020](https://github.com/espertechinc/esper/releases/tag/release_8.4.0)
19. [Release 8.5.0. 2020](https://github.com/espertechinc/esper/releases/tag/release_8.5.0)
20. [Release 8.5.0. 2020](https://github.com/espertechinc/nesper/releases/tag/release_8.5.0)
21. [Release 8.6.0. 2020](https://github.com/espertechinc/esper/releases/tag/release_8.6.0)
22. [Release 8.7.0. 2021](https://github.com/espertechinc/esper/releases/tag/release_8.7.0)
23. [Release 8.8.0. 2022](https://github.com/espertechinc/esper/releases/tag/release_8.8.0)
24. [Release 5.2.5. 2015](https://github.com/espertechinc/nesper/releases/tag/v5.2.5)
25. [Release 5.2.6. 2015](https://github.com/espertechinc/nesper/releases/tag/v5.2.6)
26. [Release 5.4.2. 2016](https://github.com/espertechinc/nesper/releases/tag/5.4.2)
27. [Release 5.4.3. 2016](https://github.com/espertechinc/nesper/releases/tag/5.4.3)
28. [Release 5.5.1. 2017](https://github.com/espertechinc/nesper/releases/tag/nesper_5.5.1)
29. [Release 6.1.1. 2018](https://github.com/espertechinc/nesper/releases/tag/release_6.1.1)
30. [Release 8.5.1. 2020](https://github.com/espertechinc/nesper/releases/tag/release_8.5.1)
31. [Release 8.5.2. 2021](https://github.com/espertechinc/nesper/releases/tag/release_8.5.2)
32. [Release 8.5.3. 2021](https://github.com/espertechinc/nesper/releases/tag/release_8.5.3)
33. [Release 8.5.5. 2023](https://github.com/espertechinc/nesper/releases/tag/release_8.5.5)
34. [Release 8.9.0. 2023](https://github.com/espertechinc/esper/releases/tag/release_8.9.0)
35. [Release 8.5.6. 2023](https://github.com/espertechinc/nesper/releases/tag/release_8.5.6)
36. [Release 8.5.8. 2023](https://github.com/espertechinc/nesper/releases/tag/release_8.5.8)
37. [Release 9.0.0. 2024](https://github.com/espertechinc/esper/releases/tag/release_9.0.0)
38. [Release 8.9.1. 2025](https://github.com/espertechinc/nesper/releases/tag/release_8.9.1)