Alternatives to freepbx for Linux with any license

  • Asterisk

    Asterisk is free software that transforms a computer into a communication server. Asterisk lets you build applications like PBX, VoIP gateway, IVR and ACD.

    Free Open Source Mac OS X Windows Linux

    Asterisk icon
  • FreeSWITCH

    FreeSWITCH is a scalable open source cross-platform telephony platform designed to route and interconnect popular communication protocols using audio, video, text or any...

    Free Open Source Mac OS X Windows Linux BSD

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    FreeSWITCH icon
  • FusionPBX

    FusionPBX is an open source FreeSWITCH GUI. FusionPBX can be used as a high available single or domain based multi-tenant PBX, carrier grade switch, call center server...

    Free Open Source Linux BSD

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    FusionPBX icon
  • Starfish PBX

    Starfish PBX aims to be an open source alternative to Digium’s Switchvox. The goal is to have a software equivalent to which we can add additional functionality like: ...

    Free Open Source Linux

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  • MiRTA PBX

    The most advanced interface for managing Asterisk PBX with Multitenant and Realtime capabilities.

    Commercial Linux

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    MiRTA PBX icon
  • Thirdlane Business PBX

    Advanced IP PBX and a Unified Communications platform based on Asterisk® - the worlds most popular open source PBX engine.

    Commercial Linux

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    Thirdlane Business PBX icon
  • Ombutel

    Ombutel is a full-feature PBX (phone system) based on Linux and Asterisk. Ombutel is extremely easy to use, fast and secure. Ombutel is free to use, including for...

    Free Linux

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    Ombutel icon
  • Yate - Yet Another Telephony Engine

    Yate is a softswitch (concept of separating the network hardware from network software). It supports VoIP protocols: H.323, SIP, IAX1, IAX2, RTP. For the plain old...

    Free Open Source Linux

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    Yate - Yet Another Telephony Engine icon
  • Elastix

    Elastix is an open source Unified Communications Server software that brings together IP PBX, email, IM, faxing and collaboration functionality. It has a web interface...

    Freemium Linux

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    Elastix icon
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  • opensips

    OpenSIPS (Open SIP Server) is a mature Open Source implementation of a SIP server. OpenSIPS is more than a SIP proxy/router as it includes application-level...

    Free Open Source Linux

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    opensips icon
  • Kamailio

    Kamailio® (successor of former OpenSER and SER) is an open source SIP server released under GPL, able to handle thousands of call setups per second. Among features:...

    Free Open Source Linux

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    Kamailio icon

Platforms

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