Best Open Source FreeBSD PBX Software 2026

PBX Software for FreeBSD

PBX FreeBSD Clear Filters

Browse free open source PBX software and projects for FreeBSD below. Use the toggles on the left to filter open source PBX software by OS, license, language, programming language, and project status.

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1

FusionPBX

A domain based multi-tenant PBX & voice switch for FreeSWITCH

FusionPBX is a multi-tenant PBX and voice switch for FreeSWITCH, a highly scalable, multi-threaded, cross-platform communication platform. FusionPBX can be used either as a single or domain based PBX, and offers several functionalities: as carrier grade switch, call center server, voicemail server, fax server, conference server, VoIP server, multi-tenant appliance framework and so much more. It also offers unlimited extensions, device provisioning, music on hold, call parking, automatic call distribution and many other superb features. Give your company the business functionality and corporate level phone system it needs with FusionPBX!

Downloads: 6 This Week

Last Update: 2026-04-28
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2

Kiax - an IAX Softphone

Kiax is a softphone (soft phone, VoIP client) with a simple and comfortable user interface for making VoIP calls to Asterisk PBX. It depends on the iaxclient library to use Asterisk's IAX2 protocol for easy call configuration and audio setup.

4 Reviews

Downloads: 6 This Week

Last Update: 2013-04-26
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3

iaxclient

A lightweight cross platform IP telephony client using the IAX protocol, designed for use with the asterisk open source PBX.

1 Review

Downloads: 5 This Week

Last Update: 2013-04-25
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4

Max Event Interface client daemon

meicd - UNIX command line run daemon that connects to Nortel Meridian MAX MEI TCP/IP ports. Records PBX event information for use in generating reports and and tracking call flow. Simply decodes the protocol and dumps the data into flat files.

Downloads: 0 This Week

Last Update: 2013-02-21
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5

uPBX

uPBX aim is to give the user a GUI to manage all the interesting features available on the CallWeaver PBX software, such as T38, SIP, H323, PSTN, Conferences, queues and many more.

Downloads: 0 This Week

Last Update: 2015-09-16
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