A PHP and MySQL based Instant Messenger for your website. No need for Flash or Java. JChat IM suite will work in any browser that supports JavaScript and allows popups (for new instant message windows). Version 2.0 now includes AJAX support to provide a huge performance increase over previous versions. Check out our demo!

Features:

1) 1 year free updates
2) unlimited site license (can be used on an unlimited number of sites)
3) PHPnuke support
4) phpbb support
5) AJAX based
6) Easy site integration