X Chat is a PERL based script which lets the webmasters to have a simple chat system having five types of communication. The first one is 'say' which can be used for the normal text messages, the second one is 'shout' for sending important messages,
WoW messenger is an instant messaging system for real time messaging,online users list , friends list and offline messages are its main features also has "appear invisible" feature so no one can find you online.
A simple chat room with login, mutiple rooms, user banning and full admin control.
The original chatterbox that is faster and more stable than the original. It features admin names, a password protected admin panel to delete messages and more.
A frames-based chatroom that supports several admin functions such as kick, ban, adduser, deluser, showusers, "op" and more. Admin can add emoticons and it features registered users, temporary admins, who's online listing, topic changing...
A simple chat script that supports multiple rooms, language files, a DBI for MySQL, streaming abilities and more.
Oneline chat is a Perl/Flash-based communication system that permits the visitors to your site to chat with each other while browsing your site. However, it is required that the visitors should have flash installed on their end.
Oneliner is a smaller bulletin board, much like tagwall. The user may leave a small one line message and the last 10 (your choice) messages will be displayed. Look is completely customizable.
Very simple frames-based chat room. Shows users online, lets users type in different colors, and shows logins and logouts. Administrator can choose whether to let users type in HTML code and how often to refresh the chat window.
This script will generate a webchat form that gives your visitors IRC access from anywhere. Bonus features include Channel Services which protects your channel from takeovers, Op Controls and face images. | 
