Open Source Linux Conferencing Software

Tox is a peer to peer (serverless) instant messenger that focuses on security and privacy. In today's world where digital surveillance is rampant, Tox offers users a communication software alternative that's free from prying eyes and ears, and is, quite literally free and without advertising. Tox comes with all the great features you'd expect from an instant messenger application, including voice calls, video calls, file sharing and screen sharing. Everything done on Tox is encrypted using open-source libraries so you can be assured of completely private conversations. It also has no central servers that can be raided, shut down, or forced to turn over data. There are no corporate interests, no hidden agendas-- just simple, secure and easy to use messaging.

Element, formerly known as Vector and Riot, is a glossy Matrix collaboration client built using the Matrix React SDK. It offers teams, friends and organizations a secure, all in one chat app that is protected from pesky ads and data mining methods. All communications are done through the open global Matrix network, secured with end-to-end encryption. Element gives you all the services you need from a chat app: group chat, video calls, file sharing and more-- all done securely and in total privacy. Element has three different tiers of support for different environments, the most supported being the latest versions of Chrome, Firefox, and Safari on desktop OSes.

Nextcloud Talk is the official chat, video and audio conferencing app for Nextcloud that allows users to chat, call and screenshare with multiple other users. Nextcloud offers better protection for your communication as it provides end-to-end encryption and keeps even metadata from leaking. You can have private, group, public or password protected calls by simply inviting one person, a whole group, or sending a public link as an invitation to a call. It is also conveniently integrated with other Nextcloud apps like Files and Contacts, so you can share and edit documents, link with calendars, tasks and other resources while in a chat room.

VoxShare is a simple Python-based push-to-talk multicast voice chat application with a sleek modern GUI built using CustomTkinter. Provided as python source code or compiled standalone windows application (no need to install anything).

WASTE is a mesh-based workgroup tool that allows for encrypted, private communication between distant parties on the internet, independant of local network organization.

Unofficial fork of the GyachE (www.phrozensmoke.com), intended for bug-fixes and further development.

Coccinella is a free and open-source cross-platform communication tool with a built-in whiteboard for improved collaboration with other people.

See http://silcnet.org/ for detailed information. SILC provides common chat and conferencing services like private messages, instant messages, channels and groups, and video and audio conferencing. The main difference to other protocols is that SILC has been designed with security as its main feature. All packets and messages sent in SILC network are always encrypted. Private messages are encrypted end-to-end, channel message are encrypted with channel-wide secret key and secure file transfer is protected peer-to-peer.

MOVED: This project has moved to https://github.com/Frug/AJAX-Chat AJAX Chat is a fully customizable web chat implemented in JavaScript, PHP and MySQL which integrates nicely with common forum systems like phpBB, MyBB, PunBB, SMF and vBulletin. A Flash and Ruby based socket connection can be used to boost performance.

THIS PROJECT HAS MOVED Please visit https://github.com/obriencj/meanwhile The Meanwhile project is an open implementation of the Lotus Sametime client protocol. The project provides a library written in C, a python module, and a Gaim plugin utilizing the library.

Sofia-SIP - a RFC3261 compliant SIP User-Agent library.

VoiceChatter is a free, open source, and cross platform voice chat application. It is built for gaming, so it is light weight, yet delivers excellent voice quality over minimal bandwidth and latency. For more, visit http://www.voicechatter.net

yChat is a Web-based chat server daemon which is compatible with all browsers that support frames and Javascript.

Simple and powerful chat client/server system for your web pages. Support channel administration, irc-like commands, connections filtering, extensive logging and much more. Works in any Java compliant web browser.

JForum is a complete, powerful and multi-threaded forum software. Features include unlimited forums and categories, topic watching, email notification, Private Messages, user ranking, advanced permission schema and moderation options and much more.

QFE is full-featured cross-platform FTN message editor with a graphical interface. It written on C++/Qt and does not depend on either KDE, Gnome or other window managers. All operations with FIDO message base use fidoconfig library from HUSKY project.

libyahoo2 is a C library that handles the new Yahoo! Messenger protocol. It communicates with clients via a callback mechanism, and has the capability to handle multiple accounts simultaneously.

A fork of WASTE 1.5.0.408 beta 3 starting form 1.5.1.412 beta 3

The IRCd Conf manager util aims at automating ircd tasks such as configuration and compilation. Other options are also included such as automatich updates. This script will eventually be ready to be used for other irc networks. Requires ncurses/dialog

Small and portable ICQ library and client written in pure Python.

The Collaborative Virtual Workspace is a software environment that provides a "virtual building" where teams can communicate, collaborate, and share information, regardless of their geographic location. For documentation, see the "Home Page" link above.

ARSC is a webchat system that uses PHP and MySQL and allows comfortable chatting with every browser on the surface of this planet, using JavaScript, frames HTML streaming for modern browsers down to a one-page reload-yourself version for text browsers.

Fire is a multi-protocol instant messenger client for Mac OS X based on freely available libraries for each service. Currently Fire handles AOL Instant Messenger®, ICQ®, MSN® Messenger, Jabber, limited IRC, Yahoo!®, and Apple Bonjour communications.

A fully perl written sofware for windows (also stand alone binary code included, so it does not require perl installation to use it) to receive short messages (SMS) sent by mobilephone.