ArrowChat is a jQuery based chat software that uses PHP and MySQL.

FooterChat lets you add a chat box with Facebook style to your website forum or blog.

A free, simple, fast and customizable chat server with file based storage. Includes documentation and release files.

Home of the phpMyChat project. Multi-room chat script with PHP front end supporting PostgreSQL, ODBC and mySQL database platforms. Offers IRC-like command structure and is available in multiple languages.

Web-based live chat solution for sales, support, and internal communication. Integrate live chat into your web site with ease, invite visitors into chat, and monitor traffic in real time.

Allows users to post little blurbs on your website like a small guestbook/chat box. Inline or IFRAME, powered by mySQL.

Modular service bot for IRC channels.