Open Source Chat Software

DC++ is an open source Windows client for the Direct Connect file sharing network. The DC network is a decentralized network, made up of individual servers (hubs) that users join to share files with other members on that hub. Each hub is individually run by a fellow user of the DC network, and may have certain themes to the content on the hub. Hub owners set up rules to regulate their hub as they see fit.

See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.

Psi is cross-platform powerful XMPP client designed for experienced users. There are builds available for MS Windows, GNU/Linux and macOS.

EiskaltDC++ is a cross-platform program that uses the Direct Connect and ADC protocols. It is compatible with DC++, FlylinkDC++, LinuxDC++ and other DC clients. EiskaltDC++ also interoperates with all common DC hub software.

Mibew Messenger is an open-source live support application allowing visitors of your site to chat with your operators.

phpMyChat-Plus is an easy-to-install, easy-to-use multi-room PHP/DB chat. It is currently available for MySQLi, MariaDB, PostgreSQL, and ODBC. It supports IRC-like commands, moderators, is available in 24 languages and fully compatible with php7.

Anope Services are built off of the original Epona code written by Lara which is built off of IRC Services. These services have advanced the original Epona code and include new features such as Modules, Mysql, and Defcon Mode.

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.

"Mibew Messenger" - is unique software allowing visitors of your site to chat with your operators. This repo should be treated as an obsolete. For modern version of Mibew Messenger see https://sourceforge.net/projects/mibew/

EZ Intranet Messenger is designed to work within a LAN segment, without the presence of centralized server. Its primary goal is to provide instant messaging service, along with online status notification, file transmission, and real time public chat.

[ 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.

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.

A perl script to allow reading both 8-bit ISO and utf-8 text inside xchat. Intended for the greek IRC users. It should be easily modified to support more ISO codepages (tested with baltic, cyrillic and turkish; probably arabic and hebrew).

Simple client server application using sockets and a gui. Establish a connection and send messages between two or more computers.

MX Coders Will Create Application For WinMX p2p network such as Powerful Chat Server, Chat Clients, Protocol Clients(Transfers, Chat, Sharing Files, Message System) for WinMX Network All written in C++, VB, With .NET Extension Support.

[Project Are NOT In Development Status]> The MXControl Greece is creates tools for WinMX p2p program to help greek users of WinMX a part of the MXControl Greece project is MXControl Simple Bot RoboMX and Metis. The MXControl Program Is In Greek Language.

kalimera

Neantertal's Open IRC is a full-featured client that can connect simoultaneously to multiple IRC networks. It has adjustable built-in scripts for managing your nicknames and channels in any server, clone detection, flood protection and provides anonymity

The Node projects is a collection of simple software that can be of use for you as an everyday internet user. We aim to give you a full suite of products suited to your needs. Projects include Node IRC, Node Browser, Node Torrent and Node Player.

Udp Chat is a Free Open Source Chat for Internet program

WebAPP: Web Automated Perl Portal is easily installed on virtually any UNIX-based server which is provided by all modern hosting plans. WebAPP is the most fully-featured, versatile, free and open-source, flat-file Perl portal script available today! ----

eZebra is a new p2p program with functions similar at eMule and Shareaza but we do not take it as a MOD of any of both. We understand it as "the start point of a new p2p generation". And we need you to make us believe we can do better!

Ξirc : another irc client with mirc file server browsing support