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

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  • 1
    Mumble

    Mumble

    Low-latency, high quality voice chat for gamers

    Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming. It includes game linking, so voice from other players comes from the direction of their characters, and has echo cancellation so the sound from your loudspeakers won't be audible to other players.
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    Downloads: 160 This Week
    Last Update:
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  • 2
    Elastix

    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.
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    Downloads: 137 This Week
    Last Update:
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  • 3
    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.
    Downloads: 14 This Week
    Last Update:
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  • 4
    GNU Gatekeeper (GnuGk)

    GNU Gatekeeper (GnuGk)

    H.323 Gatekeeper for VoIP and videconferencing

    The project has moved! Please find current versions at https://www.gnugk.org/ The GNU Gatekeeper (GnuGk) is a full featured H.323 gatekeeper under GPL license. It supports VoIP and videoconferencing and includes Radius and database support and many call routing functions. The project has moved! Please find current versions at https://www.gnugk.org/
    Downloads: 3 This Week
    Last Update:
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  • 5
    ST-PBX Live is a GNU/Debian Linux distribution integrating Asterisk, freePBX and other tools to try from CD or install in HD a complete VoIP system.
    Downloads: 3 This Week
    Last Update:
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  • 6
    Next generation web-based, multi-tenant, distributed, mulit-lingual, inbound, outbound Video enabled VoIP & VVoIP call/ contact center solution for Asterisk with Built-in phone, IVR, CRM, Predictive dialer, ACD, Chat, Mail, Fax, Video and other features.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    Android Gui interface from MLDonkey
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    This simple php page show a list of queues and his members and agentes activity by quering Astrerisk through the Manager Interface, reloading itself every n seconds. Suggestions are welcome.
    Downloads: 0 This Week
    Last Update:
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  • 9
    Chabber
    Chabber is an extensible XMPP-based Instant Messaging application. It is a generic, portable application that follows the standard protocols for Instant Messaging and gives users a lot of advanced functionalities. It provides a platform for plugins.
    Downloads: 0 This Week
    Last Update:
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  • 10
    DeStar is a web based high-level management and configuration tool for the open-source PBX Asterisk.
    Downloads: 0 This Week
    Last Update:
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  • 11
    FreePBX is the most widely deployed Asterisk based PBX application with over 3 million direct and indirect downloads. It transforms your LAMPA stack into a powerful PBX. See http://www.freepbx.org for Forums, Docs, Bug Tracker, Project Site and more.
    Downloads: 0 This Week
    Last Update:
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  • 12
    Kablink
    Kablink open team collaboration software uses social networking to unify team workspaces w/ real-time web conferencing. Collaboration for knowledge networking, program management, communities-of-practice, telework, other business process/functional areas
    Downloads: 0 This Week
    Last Update:
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  • 13
    Linux 3G Dialer
    A Easy 3G dialer. A dial system with support for most current GPRS and 3G phones. Simple, the idea is to detect, connect, use and disconnect . Languages: pyQT4, Shell Script.
    Downloads: 0 This Week
    Last Update:
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  • 14
    You walk and we find it. Developed using JAVA with J2ME and running on modern mobile devices like smartphones.
    Downloads: 0 This Week
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  • 15
    M2S - Free SMS

    M2S - Free SMS

    Chat with your friends everywhere, whether you are in space or on eart

    M2S is an application created by Jaume Segarra web-based, uses HTML5 code, PHP, Javascript and CSS to provide users of Firefox OS an application to send free messages. Being a web application, M2S is available for all devices with Internet access either mobile devices, computers or televisions SmarTV.
    Downloads: 0 This Week
    Last Update:
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  • 16
    Meteo
    Proyecto desarrollado para Android que leera de la AEMET la información de predicción del tiempo por localidades.
    Downloads: 0 This Week
    Last Update:
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  • 17
    MySXP Client: Is an ActiveX COM Microsoft Windows platform; The objective of this Component is to create a terminal service for a wide open server services as, IM, RPC for client app., RPC, DB terminal, Multiplayer Game client, WebCam, voIP Client.
    Downloads: 0 This Week
    Last Update:
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  • 18
    Interfaz web para loguearse al servidor chillispot, desarrollada con php, boostrap y html5.
    Downloads: 0 This Week
    Last Update:
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  • 19
    Simple, small, secure web conferencing on any platform that supports Java.
    Downloads: 0 This Week
    Last Update:
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  • 20

    cyber-wrt PBX

    Cyber-wrt pbx is embedded system in DD-Wrt router

    ############################################### #--- CYBER-WRT by Christian Zeler / Comdif Telecom ---# #----------------- http://cyberhotel.comdif.com ------------------# ############################################## You can find 2015 news Cyber-hotel versions on http://cyberhotel.comdif.com including cyber-hotel on freepbx - Cyber-hotel decktop. . Cyber-wrt is a complet Asterisk IPBX and Hotspot system embedded in DD-Wrt router. Last version is build for ASUS RT-AC56U router It is working on Debian with asterisk pbx and original captive portal system to offer a reliable Hotspot system. It's first an original IPBX GUI with all features needed for company PBX. it include if you need a Hotel GUI offering what a Hotel PBX must do billing, check-in check-out, wake-up, housekeeping, direct call in room and many more. It include also a captive portal system for internet access controle using one lan port on your router. Try it, you will not belie
    Downloads: 0 This Week
    Last Update:
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  • 21
    goText
    goText is a free software for Mobile Phones to send free SMS messages over GPRS/EDGE/UMTS/WiFi connection. It is coded in Java (J2ME) with MIDP 1.0 and CLDC 1.0 profiles, so it can be used an almost any java enabled mobile phone/device!
    Downloads: 0 This Week
    Last Update:
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  • 22
    This project is an attempt to create a platform for developing LBS (LocationBasedServices) for academic research.
    Downloads: 0 This Week
    Last Update:
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  • 23
    esms is a simple program which sends SMS (short messages) to cellular phones. It splits big messages into many fragments, which are later sent with error control. Only works for cellular phones in Spain. It is currently inactive due to end of web-to-SMS
    Downloads: 2 This Week
    Last Update:
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