Joe Hewitt is well known to the Mozilla community as one of the founders of the Firefox project and the author of the venerable Dom Inspector. In this ...

Joe Hewitt, Mozilla developer and author of DOM Inspector, speaks at Yahoo about his new debugging extension for Firefox. [Poor audio quality.]

OpenID lets you log in to different sites without having to create a new username and password for each one. This screencast demonstrates OpenID in action.

Jesse introduces Firebug 1.0, the live CSS editor which runs inside Firefox. See how you can easily identify elements by rolling the mouse over them, s...