FreeSWITCH
Scalable open source cross-platform telephony platform.
Description from awesome-selfhosted (CC BY-SA 3.0)
Still maintained? Yes: 78 commits in the last 90 days, latest release v1.11.3 (Aug 2026).
Also an alternative to Twilio and Google Voice.
At a glance
FreeSWITCH quick facts
- Health score
- 85/100 GOOD
- Stars
- 5,267
- Last commit
- 2 days ago (Oct 2026)
- Latest release
- v1.11.3, Aug 2026
- Licence
- MPL-2.0
Top alternatives to FreeSWITCH
Full rankings: Twilio alternatives, Google Voice alternatives
In its own words
The project's README opens: "FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a versatile software implementation that runs on any commodity hardware. From a Raspberry PI to a multi-core server, FreeSWITCH can unlock the telecommunications potential of any device. Combined with our hosted cloud platform, SignalWire, FreeSWITCH can interconnect with the outside world and scale to any size."
Why it ranks here
Health score explained
FreeSWITCH scores 85/100, #3 of 13 in Communication - SIP: 78 commits in the last 90 days earn 35.0 of 35 points, the latest release (v1.11.3, 2 months ago) earns 25.0 of 25, 5,267 stars add 14.9 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.
Health over time
- Commit activity 35.0 / 35
78 commits in 90 days (30+ scores full marks)
- Release recency 25.0 / 25
v1.11.3 released 2 months ago
- Stars 14.9 / 20
5.3k 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
- 78
- Last 90 days
- 149
- Last 12 months
- 2 days ago
- Last push
Ranked #3 of 13 tools in Communication - SIP by health , between SIPCAPTURE Homer (#2) and Asterisk (#4) .
Details
| Licence | MPL-2.0 |
| Platforms | C |
| Latest release | v1.11.3 · 2 months ago |
| Stars | 5,267 |
| Open issues | 899 |
| Docker | Not advertised |
| Repository | signalwire/freeswitch ↗ |
FreeSWITCH vs its top 5 alternatives
Active tools that share a comparison page or a category with FreeSWITCH (Communication - SIP), scored on the same five terms.
FreeSWITCH: common questions
What does FreeSWITCH replace?
Repoly lists FreeSWITCH as an open-source alternative to Twilio and Google Voice. Each comparison page ranks every alternative by the same health score, so you can see where FreeSWITCH stands against the others.
Is FreeSWITCH still maintained?
FreeSWITCH had 78 commits in the last 90 days and its last push was 2 days ago; the latest tagged release, v1.11.3, is from 2 months ago. Repoly recomputes this nightly.