Asterisk
Easy to use but advanced IP PBX system, VoIP gateway and conference server.
Description from awesome-selfhosted (CC BY-SA 3.0)
Still maintained? Yes: 86 commits in the last 90 days, latest release certified-22.8-cert5 (Oct 2026).
Also an alternative to Twilio, Dialpad and Google Voice.
At a glance
Asterisk quick facts
- Health score
- 84/100 GOOD
- Stars
- 3,654
- Last commit
- yesterday (Oct 2026)
- Latest release
- certified-22.8-cert5, Oct 2026
- Licence
- GPL-2.0
Top alternatives to Asterisk
Full rankings: Twilio alternatives, Dialpad alternatives, Google Voice alternatives
In its own words
The project's README opens: "It is imperative that you read and fully understand the contents of the security information document before you attempt to configure and run an Asterisk server."
Why it ranks here
Health score explained
Asterisk scores 84/100, #4 of 13 in Communication - SIP: 86 commits in the last 90 days earn 35.0 of 35 points, the latest release (certified-22.8-cert5, 11 days ago) earns 25.0 of 25, 3,654 stars add 14.3 of 20, an active, unarchived repository keeps 10 and no advertised Docker image leaves the final 10 unclaimed. That places it in the good band (70 and above). The biggest shortfall is Docker support, worth 10.0 more points.
Recomputed nightly from the GitHub API. How the score is calculated.
- Commit activity 35.0 / 35
86 commits in 90 days (30+ scores full marks)
- Release recency 25.0 / 25
certified-22.8-cert5 released 11 days ago
- Stars 14.3 / 20
3.7k stars on GitHub (logarithmic)
- Not archived 10.0 / 10
Repository is active
- Docker support biggest shortfall 0.0 / 10
No Docker support advertised
Commit activity
- 86
- Last 90 days
- 304
- Last 12 months
- yesterday
- Last push
Ranked #4 of 13 tools in Communication - SIP by health , between FreeSWITCH (#3) and Kamailio (#5) .
Details
| Licence | GPL-2.0 |
| Platforms | C, deb |
| Latest release | certified-22.8-cert5 · 11 days ago |
| Stars | 3,654 |
| Open issues | 163 |
| Docker | Not advertised |
| Repository | asterisk/asterisk ↗ |
Asterisk vs its top 5 alternatives
Active tools that share a comparison page or a category with Asterisk (Communication - SIP), scored on the same five terms.
| Tool | Health | Stars | Licence | Last commit |
|---|---|---|---|---|
| Routr | 93 | 1.7k | MIT | today |
| FreeSWITCH | 85 | 5.3k | MPL-2.0 | 2 days ago |
| Asterisk (this tool) | 84 | 3.7k | GPL-2.0 | yesterday |
| Kamailio | 84 | 3k | GPL-2.0 | yesterday |
| FusionPBX | 82 | 1.1k | MPL-1.1 | yesterday |
| openSIPS | 58 | 1.5k | GPL-2.0 | yesterday |
Asterisk: common questions
What does Asterisk replace?
Repoly lists Asterisk as an open-source alternative to Twilio, Dialpad and Google Voice. Each comparison page ranks every alternative by the same health score, so you can see where Asterisk stands against the others.
Is Asterisk still maintained?
Asterisk had 86 commits in the last 90 days and its last push was yesterday; the latest tagged release, certified-22.8-cert5, is from 11 days ago. Repoly recomputes this nightly.