GnomeICU is based on the ICQ protocol and can be used to communicate with any other GNOME...
Gabber is a GNOME client for an open source instant messaging system called Jabber.
This is the official version of the Yahoo! Instant Messenger.
Kit is a graphical client for KDE2 of the AOL Instant Messenger service.
KSalup allows users to send and recieve pop-up messages to other computers on the local...
This is a Web-based instant messaging solution that is unrestricted by buddy lists.
With this messaging system, all of your messages are completely encrypted before they...
The UVC Collaboration Suite is software that contains all the functionality of a Groupware...
This is a cross-platform LAN pop-up messenger.
This is a cross-platform instant messenger client.
This is an instant messenger application for communication between people working in Linux...
This is a peer-to-peer communications suite that provides interactions across multiple...
Console / X11
Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a...
With the chat module for phpbb, you will be assisted in embedding a real-time chat room...
Pidgin is an easy to use and free chat client used by millions.
The most powerful live help software but easy as 1-2-3.