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    FusionPBX Alternatives

    FusionPBX is described as 'open source FreeSWITCH GUI' and is an app in the Social & Communications category. There are more than 10 alternatives to FusionPBX for Linux, Windows, Mac and Raspberry Pi. The best alternative is Asterisk, which is both free and Open Source. Other great apps like FusionPBX are FreePBX (Free, Open Source), Kamailio (Free, Open Source), miniSIPServer (Paid) and Issabel (Free, Open Source).

    This page was last updated Aug 25, 2021

      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      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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      • FreeOpen Source
      • Linux
      FreePBX is a web-based open source GUI (graphical user interface) that controls and manages Asterisk (PBX), an open source communication server. FreePBX is licensed under the GNU General Public License (GPL), an open source license.


    1. 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.
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      • Windows
      • Linux
      • Raspberry Pi
      You will be able to setup your own VOIP system in ONE HOUR. miniSIPServer can run on Windows, Linux and even Raspberry Pi. We can also run it on kinds of virtual machine systems, such as Hyper-V, VMWare, KVM, Xen.
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      • FreeOpen Source
      • Linux
      Your Open Source Solution For Unified Comunnications And More… Issabel™ is a free and open source software that allows you to build communication tools for businesses.
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      • FreemiumProprietary
      • Linux
      More than a PBX, with Elastix you can communicate with your customers through voice, video and live chat from anywhere. Built-in video conferencing, website live chat and smartphone apps, ensure your agents remain productive through one unified mobile solution.
    2. Yate is a softswitch (concept of separating the network hardware from network software).
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    3. sipXcom provides complete enterprise-grade telephony, unified messaging, Instant messaging, audio conferencing, and many other features. sipXcom can be run along side your existing Cisco, Avaya, Mitel, Shortel or other PBX while you migrate users to the sipXcom system.
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    4. The MiRTA PBX is an interface written in PHP using Mysql as backend to manage a multitenant PBX built over the Asterisk Open Source PBX. An easy to use interface allows you to manage one or more Asterisk PBX in a multi tenant, load sharing and high availability configuration.
    5. Thirdlane® Multi Tenant PBX Platform is a reliable, cost-effective Multi Tenant IP PBX and Unified Communications software platform with support for voice, messaging, video, integrations Salesforce, Google, Office 365 and other applications.
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    Showing 10 of 11 alternatives