# Asterisk

> open source software implementing a private branch exchange for various Voice over IP protocols

**Wikidata**: [Q622754](https://www.wikidata.org/wiki/Q622754)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Asterisk_(PBX))  
**Source**: https://4ort.xyz/entity/asterisk-q622754


## References

1. [Source](https://www.aosabook.org/en/intro1.html)
2. [The asterisk Open Source Project on Open Hub: Languages Page. Open Hub](https://www.openhub.net/p/asterisk/analyses/latest/languages_summary)
3. [Source](https://wiki.asterisk.org/wiki/display/AST/Beginning+Asterisk)
4. [ChangeLog](http://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-13-current)
5. [Source](http://www.asterisk.org/downloads/asterisk-news/asterisk-1440-now-available)
6. [Source](http://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-14-current)
7. [Asterisk 15.2.0 Now Available](https://www.asterisk.org/downloads/asterisk-news/asterisk-1520-now-available)
8. [Source](http://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-15.2.0)
9. [Source](https://www.asterisk.org/downloads)
10. [2019](https://www.asterisk.org/downloads/asterisk-news/asterisk-1640-now-available)
11. [2019](https://www.asterisk.org/downloads/asterisk-news/asterisk-1321-cert4-13271-1573-1641-now-available-security-release)
12. [2019](https://downloads.asterisk.org/pub/telephony/asterisk/releases/ChangeLog-16.4.1)
13. [2019](https://downloads.asterisk.org/pub/telephony/asterisk/releases/ChangeLog-15.7.3)
14. [Source](https://downloads.asterisk.org/pub/telephony/asterisk/releases/ChangeLog-16.5.0)
15. [Source](https://downloads.asterisk.org/pub/telephony/asterisk/releases/ChangeLog-16.5.1)
16. [Source](http://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-16-current)
17. [Source](https://downloads.asterisk.org/pub/telephony/asterisk/releases/ChangeLog-16.6.1)
18. [2019](https://github.com/asterisk/asterisk/releases/tag/17.0.0)
19. [2020](https://github.com/asterisk/asterisk/releases/tag/17.2.0)
20. [Asterisk 16.16.0, 18.2.0 Now Available. 2021](https://community.asterisk.org/t/asterisk-16-16-0-18-2-0-now-available/87237)
21. [Source](https://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-18.2.0)
22. [Asterisk 16.22.0, 18.8.0, and 19.0.0 Now Available. 2021](https://community.asterisk.org/t/asterisk-16-22-0-18-8-0-and-19-0-0-now-available/90454)
23. [Asterisk 16.23.0, 18.9.0, and 19.1.0 Now Available. 2021](https://community.asterisk.org/t/asterisk-16-23-0-18-9-0-and-19-1-0-now-available/90883)
24. [Asterisk 16.25.2, 18.11.2, 19.3.2 and 16.8-cert14 Now Available (Security). 2022](https://community.asterisk.org/t/asterisk-16-25-2-18-11-2-19-3-2-and-16-8-cert14-now-available-security/92317)
25. [Asterisk 20.0.1 Now Available (Security Release)](https://www.asterisk.org/downloads/)
26. [Source](https://www.asterisk.org/asterisk-news/asterisk-20-5-2-now-available/)
27. [Source](https://www.asterisk.org/asterisk-news/asterisk-version-21-1-0-now-available/)
28. [Release 16.30.1. 2023](https://github.com/asterisk/asterisk/releases/tag/16.30.1)
29. [Release 18.18.0. 2023](https://github.com/asterisk/asterisk/releases/tag/18.18.0)
30. [Release 18.18.1. 2023](https://github.com/asterisk/asterisk/releases/tag/18.18.1)
31. [Release 18.19.0. 2023](https://github.com/asterisk/asterisk/releases/tag/18.19.0)
32. [Release 18.20.0. 2023](https://github.com/asterisk/asterisk/releases/tag/18.20.0)
33. [Release 18.20.1. 2023](https://github.com/asterisk/asterisk/releases/tag/18.20.1)
34. [Release 18.20.2. 2023](https://github.com/asterisk/asterisk/releases/tag/18.20.2)
35. [Release 18.21.0. 2024](https://github.com/asterisk/asterisk/releases/tag/18.21.0)
36. [Release 18.22.0. 2024](https://github.com/asterisk/asterisk/releases/tag/18.22.0)
37. [Release 19.8.1. 2023](https://github.com/asterisk/asterisk/releases/tag/19.8.1)
38. [Release 20.3.0. 2023](https://github.com/asterisk/asterisk/releases/tag/20.3.0)
39. [Release 20.3.1. 2023](https://github.com/asterisk/asterisk/releases/tag/20.3.1)
40. [Release 20.4.0. 2023](https://github.com/asterisk/asterisk/releases/tag/20.4.0)
41. [Release 20.5.0. 2023](https://github.com/asterisk/asterisk/releases/tag/20.5.0)
42. [Release 20.5.1. 2023](https://github.com/asterisk/asterisk/releases/tag/20.5.1)
43. [Release 20.6.0. 2024](https://github.com/asterisk/asterisk/releases/tag/20.6.0)
44. [Release 20.7.0. 2024](https://github.com/asterisk/asterisk/releases/tag/20.7.0)
45. [Release 21.0.0. 2023](https://github.com/asterisk/asterisk/releases/tag/21.0.0)
46. [Release 21.0.1. 2023](https://github.com/asterisk/asterisk/releases/tag/21.0.1)
47. [Release 21.2.0. 2024](https://github.com/asterisk/asterisk/releases/tag/21.2.0)
48. [Release 18.23.0. 2024](https://github.com/asterisk/asterisk/releases/tag/18.23.0)
49. [Release 18.23.1. 2024](https://github.com/asterisk/asterisk/releases/tag/18.23.1)
50. [Release 20.8.0. 2024](https://github.com/asterisk/asterisk/releases/tag/20.8.0)