Gabbly is a very cool chat service. What is so cool about it? It allows you to instantly connect with any number of people viewing a single Web site. Any service like this must have a Firefox extension that is equally as great, right?

[Learn More About Gabbly's Firefox Extension!]

For more help, check these out...

• Chat in Your Sidebar
• Twitter in Your Firefox - TwitBin
• Add Sound to Tasks in Firefox