Babylon Java Chat is a client and server combo that allows groups to chat and draw over any TCP/IP connection. The client can be run either as a standalone Java application or as an applet launched from a WWW document. It features public and private chatting and drawing, email, file transfers, chat rooms, instant and answering-machine style messaging, and console paging. The drawing canvas enables users to draw freehand, or to create lines, rectangles, ovals, or fonted text, or to paste images from files.
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.
Yalst ("yet another live support tool") is a powerful chatting tool that integrates easily with any Web site. The highlights are visitor and operator initiated chats, audio and video chats, visitor monitoring and tracking with alarm functionality, form monitoring, file transfers in both directions during chats, plugin-free co-browsing, marketing tools (push banners, URLs, messages, and customized surveys), ad-tracking of campaigns, conversion tracking, departments, a FAQ database, a customized contact form (if chat is offline), chat between operators, and an application programming interface for deep Web site integration.