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Flexisip Alternatives

Flexisip is described as 'SIP proxy server implementation compliant to RFC3261, written in C++11 started in 2011' and is an app in the social & communications category. There are four alternatives to Flexisip for Linux, Mac, Windows and BSD. The best alternative is Asterisk, which is both free and Open Source. Other great apps like Flexisip are FreeSWITCH, Kamailio and Yate - Yet Another Telephony Engine.

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  • FreeOpen Source
  • Linux

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

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  1. Asterisk icon

    Asterisk

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    29 alternatives to 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.

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  2. FreeSWITCH icon

    FreeSWITCH

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    23 alternatives to 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 other form of media. It was created in 2006 to fill the void left by proprietary commercial solutions.

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  3. Kamailio icon

    Kamailio

    • FreeOpen Source
    • Linux
    19 alternatives to 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: asynchronous TCP, UDP and SCTP, secure communication via TLS for VoIP (voice, video); WebSocket support for...

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    1.  VoiP CallsKamailio allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
  4. Yate - Yet Another Telephony Engine icon

    Yate - Yet Another Telephony Engine

    • FreeOpen Source
    • Linux
    30 alternatives to Yate - Yet Another Telephony Engine 

    Yate is a softswitch (concept of separating the network hardware from network software).

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