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Free FreePBX Alternatives

The best free alternative to FreePBX is 3CX. If that doesn't suit you, our users have ranked more than 10 alternatives to FreePBX and 13 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to FreePBX are FusionPBX, FreeSWITCH, Wazo and Kamailio.

FreePBX alternatives are mainly Text to Speech Services but may also be Phone Systems or Encrypted Chat Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of FreePBX.
This page was last updated Oct 9, 2021
FreePBX
  12
  • FreeOpen Source
  • Linux

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

Learn more about FreePBX

  1. 3CX

    • FreemiumProprietary
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Exchange Server
    • Raspberry Pi
    • Microsoft Office Suite

    The 3CX Phone System is the software-based private branch exchange (PBX) Phone system based on the SIP (Session Initiation Protocol) standard and enables extensions to make calls via the public switched telephone network (PSTN) or via Voice over Internet Protocol (VoIP) services...

  2. FusionPBX

    • FreeOpen Source
    • Linux
    • BSD

    FusionPBX is an open source FreeSWITCH GUI.

    No screenshots yet


  3. FreeSWITCH

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD

    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.

    FreeSWITCH vs FreePBX opinions
    pros, cons and recent comments

    FreePBX is a full turn key PBX with GUI. Freeswitch is just the switch and is more similar to Asterisk (what FreePBX runs on under the GUI).

    Negative comment over 1 year ago
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  4. Wazo

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Self-Hosted

    Wazo is mainly an IPBX that provides communication services such audio, video, and instant messaging based on the use of standard network technologies such as the TCP/IP protocol.

  5. Kamailio

    • FreeOpen Source
    • Linux

    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.

    No screenshots yet


  6. VitalPBX

    • FreeProprietary
    • Linux
    • Asterisk

    VitalPBX is a full-feature PBX (phone system) based on Linux and Asterisk. VitalPBX is extremely easy to use, fast and secure. VitalPBX is free to use, including for commercial use, with no limitations of the amount of users.

  7. Yate - Yet Another Telephony Engine

    • FreeOpen Source
    • Linux

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

    No screenshots yet
  8. Elastix

    • 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.

  9. pascom Phone System

    • FreemiumProprietary
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Software as a Service (SaaS)

    Leverage maximum potential and cost effectiveness with VoIP telephony. Perfectly optimise your internal and external communication and intelligently shape your business processes around your business objectives.

  10. sipXcom

    • FreeOpen Source
    • Linux

    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.

    No screenshots yet
Showing 10 of 13 alternatives