Alicq is a pure Tcl/Tk implementation of ICQ client with flexible modularized architecture, support for ICQ2000/Oscar protocol, and ability to pick up Licq configuration files and user database.
Auto-Responder is a plugin for licq to automatically respond to any incoming event with the output of a given program.
bicq is a simple plugin for BitchX that provides connections to the ICQ network. Chat with friends, keep a contact list, and more.
climm (CLI-based Multi-Messenger) is a portable, small, yet powerful console-based ICQ and XMPP client. It supports password changing, auto-away, creation of new accounts, and other features that makes it a very complete yet simple client. It is able to send and receive messages from the ICQ network, list users that are offline and online (including their online status), search for users by email address, and look up basic (name, UIN, email) information. climm was formerly known as mICQ.
Comicq is a command line icq messager. It logs onto the icq server and sends a message then logs off.
Eicq is a Mirabilis ICQ client written in elisp (emacs lisp). It runs in SXEmacs & XEmacs and uses version 8 of the ICQ protocol.
Elizatalk is a talkback program for the Licq Autoreply plugin v1.0 or higher. This program allows you to let you friends talk interactively to your autoresponder.
GICQ is a GTK based ICQ client. It contains GNOME support, online and offline lists, messages, urls, and user info. It is based on libICQ.
GnomeICU is an Internet based communications program which makes use of ICQ protocol for the GNOME desktop environment. Features include: Server-side list storage, Basic messaging, Contact history, Visible/Invisible/Ignore lists, and more.
gtk+licq is a fully featured GTK+/GNOME plugin for Licq. It can beused on a GTK+ only system or it can be compiled to take advantage of GNOME (with panel docking and other features).
ickle is an ICQ2000 Client using the GTK+ graphical toolkit. It aims to bring all the useful features of ICQ2000 to non-windows users, such as SMS messaging.
This is a simple ICQ client which forwards all messages to given email address.
IcuKrell is a gKrellm plugin which displays the status of gnomeICU.
kicq is an ICQ (I seek you) client, specifically designed for the KDE desktop. kicq has a simple, clean interface very similar to the original Windows ICQ client, and includes all of the most commonly used ICQ features such as messaging, real-time chat, and file transfer.
Licq is an ICQ clone written fully in c++. It uses an extensive plugin system to manage many different functions. The main gui is written using the Qt widget set. It is an attempt to give unix a non-java option to the ICQ protocol, as the java version is unstable, a memory hog, and lacks many important features. Licq is distributed under GPL.
licq-osd is a licq plugin which provides an On Screen Display on new messages. Whenever a message arrives it is displayed on screen as an OSD message for a few seconds.
mICQ is a very portable text-mode ICQ clone - it is known to compile under Linux, BSD, AIX, HPUX, Windows, AmigaOS and with restrictions BeOS.
vICQ is a simple ICQ client written in PERL with look & fill of micq and works fine with v7 protocol of ICQ.
Yeemp is a multiprotocol instant messaging program. It currently runs on Linux and FreeBSD. The Yeemp client supports the Yeemp, ICQ, and AIM protocols.
YSM is a simple ICQ client based on the v7/v8 icq protocol version. Free of external libraries requirements, written in the C Language.
zICQ is a ncurses-based ICQ client based on mICQ. It features sending/receiving messages and URLs, a contact list, commandline-editing, sound support and more.