TChat is a chat applet that makes it possible for your site's users and visitors to communicate through the Web. The applet is completely customizable and can be confiured with your company logo and sponsors’ banners. The server supports unlimited connections, a multithreaded architecture, an access log system, a lightweight communication protocol, platform independence, and an administration console. The client features public chat with multi-font support, multicolor text and backgrounds, private chat with audio effects, support for running embedded in an HTML page or in a detached window, a shared blackboard function, and more.
EKG2 is an IM client for Unix systems (Linux, *BSD, SunOS, Solaris, Mac OS X, and BeOS). It supports plugins, which makes it possible to support many different protocols (currently IRC, Jabber, and gadu-gadu are supported). The current interface is based on ncurses, but any other interface can easily be added.
cerberus is a modular and robust network operator and drone monitoring service designed to protect IRC networks from common threats that plague the community. It uses a BIND9-style configuration file with a mix of Perl syntax. It includes a map module that displays a server map along with basic information, stats/protocol for core protocol support, sql, an interface to DBI, modcontrol for controlling modules in use via IRC, login, operlist for displaying a list of all operators on the network, and more. It was designed for use with pure TS6 networks such as ircd-ratbox and ircd-hybrid.