PUBLIC MARKS from cadu with tags ajax & chat

YShout is a lightweight package that allows you to add a shout box to your website. It is standards compliant, non-intrusive, and utilizes AJAX.

php Free Chat is a free, simple to install, fast, customizable and multi languages chat that uses a simple filesystem for message and nickname storage. It uses AJAX to smoothly refresh (no flicker) and display the chat zone and the nickname zone. It supports customized themes based on CSS and a plugin system that allows you to write your own storage routines (ex: Mysql, IRC backends ...), and you own chat commands !

Lace is a free web chat application. It takes advantage of Ajax in modern browsers, and degrades gracefully in older browsers. It works just fine in text-only browsers like Lynx.

ILoveIM.com is a web messenger application that allows you to stay connected with your favorite Instant Messenger almost anywhere. You need a computer with just a browser only. There is no need to download and install any software or Java plug-ins into your computer to use ILoveIM.com Web Instant Messenger. ILoveIM.com provides friendly, light and very easy to use web-based interface with almost all core features from the original Instant Messenger. Another great benefit of our Web Messenger - it works behind a firewall or proxy servers. Use our Web Instant Messenger to chat with your friends everywhere!

YShout is a lightweight package that allows you to easily add a shoutbox to your website. Shoutboxes are a great tool to receive feedback from your visitors, and YShout allows you to chat with them in real-time!

This Wordpress plugin adds live chat functionality to your Wordpress blog. Your visitors can chat with eachother right in your website without refreshing their browsers.

JWChat - Jabber Web Chat