Webmasters-central.com :: Submit Your Internet Marketing Resource. Webmaster Resources, Articles, Tutorials and Tips on Online Marketing.

Xtreme Tags is a popular tag board in PHP script for websites. The script will provide interactive conversation right on your website, in real time. Absoultely No delay. When a a visitor posts a comment it is automatically updated. It has excellent built in template system and is very user friendly. All you have to do is upload, chmod 4 files and it's just about done. A simple 15 second installation.
Price: Freeware

zChat is a simple little chat script that everyone who visits your site is sure to love. It has auto-refresh every 10 seconds, and also remembers your name as long as you are in the chat. Also, the room name is easily customized. Member list improved greatly, and update from 1.2 easily!
Price: Free

A chat script based on PHP and MySQL.Made to be friendly, zetchat is easy to install, to manage and to update.Features: no inscription required, free and instant access, 65 smileys, html commands, private messages, administration area (edit, kick, stats), very long records...
Price: Free

ZZ:FlashChat is a simple PHP/MySQL-based Chat Program with Flash interface. The advantage of using flash is that no annoying page refreshes are required for it to work. For installation you must have webspace with PHP and a MySQL database. The client needs the Flash-Plugin. ZZ:FlashChat was designed for easy installation, easy use and especially easy customization, which should give the user a well functioning chat engine with possibility to adjust the interface to his needs.Features: admin-function, private messaging (whispering), openingtime-management, autolink, etc.
Price: Free (GPL)