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

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  • 1
    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: 13 This Week
    Last Update:
    See Project
  • 2
    Chan-SCCP channel driver for Asterisk
    Replacement for the SCCP channel driver in Asterisk. Extended features include Shared Lines, Presence / BLF, customizable Feature Buttons, and Custom Device State. Visit our discussion mailing list for help and join us as a developer if you like. The project moved to https://github.com/chan-sccp/chan-sccp
    Downloads: 3 This Week
    Last Update:
    See Project
  • 3
    A lightweight cross platform IP telephony client using the IAX protocol, designed for use with the asterisk open source PBX.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 4
    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: 2 This Week
    Last Update:
    See Project
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  • 5
    This is a Java wrapper for Ffmpeg. The JMF (Java Media Framework) plugins system lets one use JMStudio or other application to play H.263/rfc2190 streams. Support for H.263+ and MPEG-4 is currently under test, please contact us for further information.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 6
    CPhone is a cross platform voip client which uses the H323 protocol. It compiles and runs on Linux, BSD, Windows and Mac (OS X) boxes. It is based on the libraries from www.openh323.org and Trolltech.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 7
    Sofia-SIP - a RFC3261 compliant SIP User-Agent library.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 8
    This project develops video conferencing and VoIP applications for Mac OS X. XMeeting is based on the work of the OpenH323 project which provides the libraries for H.323 and SIP support.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 9
    I Hear U
    IHU is a VoIP application for Linux (using Qt and Speex), with low latency, crypted stream, minimal use of bandwith, and without intermediary servers. It is the easiest way to talk real-time with your friends (like phone) on the internet or LAN.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 10
    The Skype SourceForge project is the public repository for Skype-related open-source projects including SkypeWeb and Skype API implementations. Do you have a SkypeWeb or SkypeAPI project you'd like to share? Get in touch!
    Downloads: 2 This Week
    Last Update:
    See Project
  • 11
    Simple, small, secure web conferencing on any platform that supports Java.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    A C++ framework utilizing Design Patterns for creating Linux and Windows communications applications that contain Dialogic® products. Includes media and network classes (analog, digital, SIP, H323), multithreaded event handling, distributed app support.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 13
    A set of JNI classes providing direct access to Asterisk PBX functionality from Java. This is not a socket-level interface into the Asterisk manager app but a true Java<->Asterisk integration at the Thread level.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 14
    Audio/Video Conference software for Instant Messengers. It aims to provide Audio/Video conferencing for as many Instant Messengers as possible through a modular design.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    4PSA VoipNow PHP Demo Client is an Open Source software written in PHP demonstrating the 4PSA VoipNow SOAP API interface. The application handles a client registration and a phone terminal creation.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    8ix Zenith CE spells Asterisk derived IP Telephony solution.When you want robust communication, without the huge cost and recurring bill that comes with the way you do business, 8ix Zenith CE addresses your every communication need.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    Cross-platform Java Teamspeak client
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Anca is a H.323 client for Qt 3.x. It means that it allows communicating (voice/video) with other similar clients over internet, eg. Gnomemeeting. Its design is minimalist and clean; has a support for embedded devices. It is very modular.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Real-Time Collaboration (RTC) and conferencing project. This product has been deprecated. Please see the replacement product, CoolCollaborator, at http://coolcollaboratr.sourceforge.net/
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    A simple cliet/server voice chat for linux and hopefully windows. The program uses the GSM 06.10 codec for a 13 kbit/s bandwidth
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    Cabal is a C++ framework that provides support for high prestation parallel processing network servers and clients. It doesn't provide a protocol, it just gives you the abstraction of data sending/receiving in real time or priority scheduling.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Cameloid is a new TCP/UDP based P2P voice and video encryption software, that will provide high level of privacy for all levels of communication using only quality secret-key ciphers to ensure long-term security.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    CONFIANCE stands for CONFerencing IMS-enabled Architecture for Next-generation Communication Experience: an implementation of the IETF XCON (Centralized Conferencing) framework and of the BFCP (Binary Floor Control Protocol)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    CaminoTalks is a open source, cross platform videoconferencing system. It is designed to work behind a firewall and can have mutiple connections. It works with all popular Messengers like MSN, AIM, ICQ, GAIM. It overcome Netmeeting/H323.Videoconference.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Send and receive faxes using spandsp library, record, playback and connect calls (conference) with this commandline linux application for capi the CAPI 2.0 interface. Also runs on Embedded Systems (e.g. AR7 or German FritzBox).
    Downloads: 0 This Week
    Last Update:
    See Project
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