Alternatives to Asterisk for all platforms with any license

Platforms

Desktop

Other Platforms

Show 10 less popular platforms
  • 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
  • 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
    • Easy to use, easy to install, feature rich Guest • Dec 2016 • 0 agrees and 1 disagrees Disagree   Agree
  • RingCentral icon

    RingCentral

    RingCentral delivers high quality, reliability and value that's expected by Enterprise businesses through RingCentral Office, an all-inclusive cloud phone system...

    Commercial Mac Windows Android iPhone

  • 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
  • Yate - Yet Another Telephony Engine 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

    No features added Add a feature
    • Carrier type services - not targeted as a PBX Guest • Feb 2017 Disagree   Agree
  • kamailio 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

    No features added Add a feature
  • XiVO icon

    XiVO

    XiVO is an IP-PBX, a unified communications platform that connects phones on a local or private network with other networks such as public landlines and mobile...

    Free Open Source Mac Windows 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

  • 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
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  • sipXecs

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

    Free Open Source Linux

    No features added Add a feature
  • Thirdlane Business 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

    No features added Add a feature

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