FreeSWITCH

freeswitch.orgsite

Open source multi-protocol, cross-platform and software switch.

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Self Hosted, Real-Time Communications

added

2026-10-10

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1. ▲
   FreeSWITCH Slack signalwire.community

   site category #rtc link ↗

   Join #freeswitch and #freeswitch-dev for user and developer support.

   
2. ▲
   FusionPBX fusionpbx.com

   site category #rtc link ↗

   Multitenant system built on top of FreeSWITCH.

3. ▲
   Asterisk asterisk.org

   site category #rtc link ↗

   PBX framework supporting multiple protocols and platforms.

4. ▲
   HyperSwitch hyperswitch.io

   site category #selfhosted link ↗
   
5. ▲
   Sofia-SIP github.com

   tool category #rtc link ↗

   Open source SIP library used by FreeSWITCH.

   
6. ▲
   JsSIP jssip.net

   site category #rtc link ↗

   Lightweight open source JavaScript SIP library.

Self Hosted › Software > Communication - SIP: “Scalable open source cross-platform telephony platform. (Source Code) MPL-2.0 C”

Real-Time Communications › Server Software > General Purpose: “Open source multi-protocol, cross-platform and software switch.”