Alternatives to kamailio for all platforms with any license

Platforms

Show 7 less popular platforms
  • Asterisk icon

    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 Windows Linux

  • freepbx icon

    freepbx

    FreePBX is a web-based open source GUI (graphical user interface) that controls and manages Asterisk (PBX), an open source communication server.

    Free Open Source Linux

  • 3CX Phone System icon

    3CX Phone System

    3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such as Google Nexus, Sony Xperia, Motorola Droid or Samsung Galaxy. Connect...

    Freemium Windows Android iPhone

    No features added Add a feature
  • FreeSWITCH 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 Windows Linux BSD

    No features added Add a feature
  • FusionPBX 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

    No features added Add a feature
  • unxsVZ uSIPSwitch icon

    unxsVZ uSIPSwitch

    uSipSwitch a micro sip switch (sip proxy) perfect for edge SIP SBC work (e.g. hosted PBX business). Comes with web console and DNS health tools. Uses modern clustering...

    Free Open Source Linux

    No features added Add a feature
  • Flexisip icon

    Flexisip

    SIP proxy server implementation compliant to RFC3261, written in C++11 started in 2011.

    Free Open Source Linux

    No features added Add a feature
  • VoipSwitch icon

    VoipSwitch

    VoipSwitch is a SoftSwitch System with routing and billing, with SIP protocol support (in older versions also H323). Basic package includes softswitch app, IVR app...

    Commercial Windows

  • sipXecs

    A SIP based implementation of a PBX / unified communications system.

    Free Open Source Linux

    No features added Add a feature
  • MiRTA PBX icon

    MiRTA PBX

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

    Commercial Linux

    No features added Add a feature
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  • opensips icon

    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

    No features added Add a feature

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