Open Source Linux Communications Software

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

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  • 1
    Gpredict

    Gpredict

    Real time satellite tracking and orbit prediction

    Gpredict is a real-time satellite tracking and orbit prediction application. Gpredict can track an unlimited number of satellites and display the data in tables and various graphical view.
    Leader badge
    Downloads: 301 This Week
    Last Update:
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  • 2
    phpFreeChat is a free, simple to install, fast and customizable chat that uses by default files for message and nickname storage. It uses AJAX to smoothly refresh and display the chat zone and the nickname zone.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 3
    RetroShare

    RetroShare

    [WARNING] Project has moved to http://github.com/Retroshare/Retroshare

    [IMPORTANT] Retroshare is now distributed on Github. Please go to http://retroshare.net to find the latest releases and sources. RetroShare is a cross-platform, secured and decentralized communication system. It lets you to securely chat, share photos, videos, and more with family and friends, using OpenPGP to authenticate peers and OpenSSL to encrypt all communication.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 4
    Coccinella is a free and open-source cross-platform communication tool with a built-in whiteboard for improved collaboration with other people.
    Downloads: 8 This Week
    Last Update:
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  • 5
    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: 8 This Week
    Last Update:
    See Project
  • 6
    This is my version of a Nokia PC Suite(r) but for Ubuntu. Nokuntu could be no longer exist!! (I have no time to develop it!!) please donate so I can hire a programmer!! Upubuntu makes a better job with a PPA, to add Nokuntu just: sudo add-apt-repository ppa:upubuntu-com/mobile sudo apt-get update sudo apt-get install obextool nokuntusp
    Downloads: 5 This Week
    Last Update:
    See Project
  • 7
    Open Upload is an open source extensible PHP application for fast file upload and download for big (and small) file sharing, like rapidshare and megaupload. Multiple authentication methods, database backends, multilanguage support.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 8
    ANts P2P
    ANts P2P realizes a third generation P2P net. It protects your privacy while you are connected and makes you not trackable, hiding your identity (ip) and crypting everything you are sending/receiving from others.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 9
    The QuiXplorer project has been moved to github. Klick on the project homepage for accessing the latest version!
    Downloads: 4 This Week
    Last Update:
    See Project
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  • 10
    Using the new C# Dll from swig portability of Openobex/ObexFtp to write a nice GUI able to transfer file between two devices with obex protocol. More Info’s here: http://cs-obexftp.wiki.sourceforge.net/
    Downloads: 11 This Week
    Last Update:
    See Project
  • 11
    Naufrago!
    Naufrago! is a simple offline RSS reader (including images) written in Python.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    NOTE: This code has not been updated since 2005. Keeping it here for historical purposes. NOTE2: The code will not most probably compile against latest SILC libraries or with latest GTK either. Silky WAS a secure chat client for SILC (Secure Internet Live Conferencing) protocol. The code is written in C and the GUI is implemented using the GTK toolkit. Supported operating systems include Linux and Windows.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 13
    Muttprint pretty prints eMails of Mutt and other mail clients like XFMail, PINE or Sylpheed and others. Muttprint makes use of LaTeX and supports international character encodings.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 14
    A fork of pidgin which aims to provide minor features that have not been addressed by the pidgin development team (including manual textbox resizing). See funpidgin.sf.net for details.
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    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    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/
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16
    Hathi
    Hathi, P2P client. Rewritten in C#, using mono and .net, for linux and windows platforms. Initial networking support for edonkey, with bittorrent in planning. We are looking for contributors!! Back in action after some busy days :)
    Downloads: 4 This Week
    Last Update:
    See Project
  • 17
    AlarmeJT

    AlarmeJT

    Visual alert based on decoded Callsigns with WSJT-X in JT65, JT9, FT8.

    AlarmeJT been designed with Lazarus , written in Pascal , it is only reserved for private use for Amateur Radio . It is designed to work with exellent WSJT -X Joe Taylor, K1JT running on JT65, JT9 and FT8 modes . It is the addiction of JTAlert VK3AMA on Linux. You can arrange the various windows of the software as you wish . Positions and window sizes are always back . AlarmeJT à été conçu grâce à Lazarus, écrit en Pascal, il est uniquement réservé à un usage privé pour les Radioamateurs. Il est prévu pour fonctionner avec l'exellent WSJT-X de Joe Taylor, K1JT fonctionnant sur les modes JT65A, JT9 et FT8. Il est le penchant de JTAlert de VK3AMA sur Linux. Vous pouvez organiser les différentes fenêtres du logiciel comme bon vous semble. Positions et tailles des fenêtres sont systématiquement sauvegarder.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 18
    An application used to to discover Bluetooth devices and the services they provide. Runs on J2ME enabled devices supporting MIDP 2.0 and JSR082 (Java API for Bluetooth)
    Downloads: 3 This Week
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    See Project
  • 19
    QAntenna is able to show antennas in a 3D plot, and calculate it's radiattion pattern. It is capable of working with many antennas at the same time.
    Downloads: 3 This Week
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    See Project
  • 20
    SmartSieve is a web based graphical user interface for creating and managing sieve scripts for mail filtering and vacation messaging on a cyrus imap mail server. Written in PHP, SmartSieve is easy to configure and use.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    software based on r-gui and pyton.For more information visit https://sourceforge.net/projects/r-gui/
    Downloads: 3 This Week
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    See Project
  • 22
    Hastymail
    Hastymail is a fast, secure, rfc-compliant, cross-platform IMAP/SMTP client application written in PHP providing a clean web interface for sending and reading E-mail. This version of Hastymail is no longer being developed. We are now working on a new version, Hastymail 3, AKA, "Cypht". http://cypht.org
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23

    Darkbot

    The IRC's Talking Robot

    [ Please read https://sourceforge.net/p/darkbot/news/2014/01/darkbots-revitalization/ ] Darkbot is a portable IRC chat robot written in the C language that can be taught responses to user inquiries, and even have conversations with them. Darkbot was originally created by Jason Hamilton as an aid for help channels on Intenet Relay Chat.
    Leader badge
    Downloads: 2 This Week
    Last Update:
    See Project
  • 24
    Modbus Device Configurator is a JAVA based PC software which let you to read/write parameters on a MODBUS protocol based board, using HI-Level graphical user interface SWING based fully customisable.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25
    P2P-GUI is a web frontend for MLdonkey/aMule/rTorrent/Transmission/giFT. It combines multiple web interfaces with multiple client back-ends on top of a simple and fast web server. This project has moved to https://github.com/mwarning/p2p-gui
    Downloads: 1 This Week
    Last Update:
    See Project
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