Downloads: All Versions of Firebug

This page is for downloads from The links on this page lead to directories where you can select a version and click on it to install. also distributes Firebug and you may prefer that site for downloads.

Firebug for Firefox

Firebug 1.8.2 for Firefox 6: Recommended
Firebug 1.7.3 for Firefox 5
Firebug 1.9 alpha for
  • In alpha phase.
  • Compatible with: Firefox 5, 6, 7, 8, 9

Firebug for Other Browsers

Firebug Lite
Not running Firefox? Firebug Lite is a bookmarklet that provides a lightweight version of Firebug.

Firebug Extensions

See wiki for list of Firebug extensions.
Try the Firebug Swarm! A collection of Firebug extensions tested with Firebug.

Older Versions of Firebug

Looking for Firebug 1.4 or an older version? Check the downloads directory.