Open Source Chat Software

Mattermost Desktop is a native desktop application for Mattermost, a workplace messaging alternative to Slack. Mattermost Desktop is developed using Electron and runs on Windows, Mac and Linux.

emesene is a platform independent instant messaging client for the Windows Live Messenger (tm) network. emesene is distributed free of charge under the GNU General Public License 2 or any later version.

Openshell project is to make everyman easily use pc.It maybe have many gui clients.Everyone have one purpose. Now active project is opener_chat.You can download it and test it. Our groups is http://groups.google.com/group/opener-com-work-team/

Kopete is a flexible and extendable multiple protocol instant messaging system designed as a plugin-based system.

OpenSource mud client designed to work on both windows,linux and MAC OS X. Written in Gtk+ and C with SQLLite, Python, MSP, MXP, HTML, and ZMP support. Provides plugin support, automapper functionality, triggers, aliases and macros.

Send Fun Effects for Yahoo Messenger

Driver support for 3D Controller Hardware. We hope to support SDL Input, DirectInput, and other major controller API's including game consoles and embedded systems.

Avalanche-Chat is program designet for local networks, it contains file exchange module, simple ping module, IP checking, private and public chat.

A Microsoft MSN Messenger client/library in Java

Twitux it's a free and open source GTK+ application for Twitter.com. you can: Send status, View friend status and see what they are doing , Send direct messages to your Twitter friends, GUI notificactions when a friend update their status.. and more :)

This project has been moved away from sourceforge. See http://software.schmorp.de for the new location.

Internet Relay Chat (IRC) client for the GNOME desktop

The BoardGame Tool offers an easy, XML driven interface to implementing boardgames on the computer, with automatic network play, artificial intelligence and robot possibilities. Game rules are encoded in easy-to-learn embedded Python.

CJabby is Jabber client written in C. It is intended for GNOME users.

Choqok ( pronounced: tʃœˈʁʊk ) is a Free/Open Source micro-blogging client for K Desktop Environment. The name comes from an ancient Persian word, means Sparrow! Currently supports Twitter.com, Identi.ca and opendesktop.org services.

Crikey! is a Cocoa IRC Client for Mac OS X

E-GnomeICU is an enlightenment epplet for controlling gnomeicu.

Frech is an elegant IRC client writen in Python for the GNOME desktop. It's main focus is in presenting the user with an usable, eye-candy enabled interface, while providing seamless integration with the rest of your GNOME desktop.

All in one social network browser app provides easy access to all social networks and other useful applications in one application which makes it easy to share your most recently used apps. It includes applications such as G Mail, Messenger, Whats App, Google Drive, Google Slides, Google Duo and much more. Simultaneously it lets you access all the application. Disclaimer:- All websites featured in the app have gone through a permission process.

icqnd is a GTK-2 GUI for the popular ICQ program Licq. It's written in C++ and uses GTK/GLib. It features a clean, intuitive interface, the GTK-2 look&feel and all the licq IM backend supports (messages, chat, file transfers, history, search, ...)

Gabber is an easy yet powerful Jabber client for GNOME. Jabber is a powerful open source instant messaging system. Jabber allows communication with other networks, such as ICQ, AIM, MSN, Yahoo, and even IRC, but beyond that it has unique features of its

GnomeICU (previously GtkICQ) is an Internet-based communications program which makes use of the ICQ protocol and GNOME. DISCONTINUED: We recommend you use Empathy

GtkChat is clone of Vypress Chat, written in GTK2-Perl. It needs Net::Vypress::Chat library, which can be found on: https://developer.berlios.de/projects/pm-vycchat/

The tools I am making are tools for everyday use, for example, you got a program that you cant close with the task manager, my tools can help you close it in a second, no long Dos commands. My tools should be real help to any started or advanced user!

Windows 11/10 taskbar area application that allows toggle of any desktop window "Always On Top" state. For example keep Messenger always on top of other windows or any other application that you'd like to always have visible.