Best Open Source Mac Telephony Software 2026

Telephony Software for Mac

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

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1

Elastix

Unified Communications Server

Elastix is a software-based PBX powered by 3CX and based on Debian. An open-standards solution, Elastix is an easy to install and manage UC system compatible with popular IP phones, gateways and SIP trunks. Elastix is complete with unified communications features such as integrated WebRTC video conferencing, chat, presence and softphones and smartphone clients for Windows, Mac, iOS and Android.

55 Reviews

Downloads: 133 This Week

Last Update: 2021-11-04
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2

Kalkun

Kalkun is an open source web-based SMS (Short Message Service) manager. It uses Gammu SMSD (part of gammu family) as SMS gateway engine to deliver and retrieve messages from your phone/modem. Documentation is on the wiki: https://github.com/kalkun-sms/Kalkun/wiki Development and source code can be found on github: https://github.com/kalkun-sms/Kalkun/

7 Reviews

Downloads: 19 This Week

Last Update: 2026-02-18
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