For a fully customizable web chat software try open source AJAX Chat which is implemented in JavaScript, PHP and MySQL. AJAX Chat features: multiple channels, private messaging and channels, invitation system, banning offending users, online users, emoticons, optional Flash sound support, clickable hyperlinks, enable/ disable guest users, possibility to define

If you’re trying to get an auction site up and running quickly, give Webid a try. It is still in beta stages, but is already a popular open-source auction solutions, written in PHP and customizable. Webid features an administration panel, quick install and setup, different themes and easy integration with

If you regularly work with different programming languages, you might like using the free open source ; it supports PHP, Python, Ruby, Perl and Tcl, plus JavaScript, CSS, HTML and template languages like RHTML, Template-Toolkit, HTML-Smarty and Django. It features autocomplete and calltips, multi-language file support, syntax coloring and syntax

There are many useful open source applications out there and Help Center Live’s Live Chat application is one of them. “Help Center Live is an open-source, community driven live chat & support system. You may easily provide live support on your website just like large companies do with very little