4 Add-ons in this Collection
The Web Developer extension adds various web developer tools to the browser.
Firebug extension to view which CSS rules are actually used.
Display all Google services as buttons or as a space-saving dropdown menu next to your address bar. Reach services like Gmail, Google reader, Google maps, Google calendar, and many more in a single click from your browser.
What are Collections?
Collections are groups of related add-ons that anyone can create and share.Explore Collections