Firebug

Author(s):



On November 14, with the launch of Firefox Quantum (AKA 57), support for old school extensions will stop in Firefox. That means Firebug will no longer work for many developers. However, the work continues in the great Firefox devtools. You can try Firefox devtools by updating your release browser or downloading Developer Edition.

Read more here


Follow Firebug news on Twitter

Compatibility table:


Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page.

Visit the Firebug website for documentation and screen shots: http://getfirebug.com
Ask questions on Firebug newsgroup: https://groups.google.com/forum/#!forum/firebug
Report an issue: https://github.com/firebug/firebug/issues

Please note that bug reports or feature requests in comments on this page won't be tracked. Use the issue tracker or Firebug newsgroup instead thanks!

Download files:

firebug-0.2.1.xpi
firebug-0.2.2.xpi
firebug-0.2.3.xpi
firebug-0.2.xpi
firebug-0.3.1.xpi
firebug-0.3.2.xpi
firebug-0.3.xpi
firebug-0.4.1.xpi
firebug-0.4.xpi
firebug-1.0.xpi
firebug-1.01.xpi
firebug-1.02.xpi
firebug-1.03.xpi
firebug-1.04.xpi
firebug-1.05.xpi
firebug-1.10.0.1-signed.xpi
firebug-1.10.1.1-signed.xpi
firebug-1.10.2.1-signed.xpi
firebug-1.10.3.1-signed.xpi
firebug-1.10.4.1-signed.xpi
firebug-1.10.5.1-signed.xpi
firebug-1.10.6.1-signed.xpi
firebug-1.11.0.1-signed.xpi
firebug-1.11.1.1-signed.xpi
firebug-1.11.2.1-signed.xpi
firebug-1.11.3.1-signed.xpi
firebug-1.11.4.1-signed.xpi
firebug-1.12.0.1-signed.xpi
firebug-1.12.1.1-signed.xpi
firebug-1.12.2.1-signed.xpi
firebug-1.12.3.1-signed.xpi
firebug-1.12.4.1-signed.xpi
firebug-1.12.5.1-signed.xpi
firebug-1.12.6.1-signed.xpi
firebug-1.12.7.1-signed.xpi
firebug-1.12.8.1-signed.xpi
firebug-1.2.0.xpi
firebug-1.2.0b13.xpi
firebug-1.2.0b15.xpi
firebug-1.2.0b3.xpi
firebug-1.2.0b4.xpi
firebug-1.2.0b6.xpi
firebug-1.2.0b7.xpi
firebug-1.2.1.xpi
firebug-1.3.0.xpi
firebug-1.3.1.xpi
firebug-1.3.2.xpi
firebug-1.3.3.xpi
firebug-1.4.0.xpi
firebug-1.4.0b1.xpi
firebug-1.4.0b2.xpi
firebug-1.4.0b3.xpi
firebug-1.4.0b4.xpi
firebug-1.4.0b5.xpi
firebug-1.4.0b7.xpi
firebug-1.4.1.xpi
firebug-1.4.2.xpi
firebug-1.4.3.xpi
firebug-1.4.4.xpi
firebug-1.4.5.xpi
firebug-1.5.0.xpi
firebug-1.5.2.xpi
firebug-1.5.3.xpi
firebug-1.5.4.xpi
firebug-1.6.0.xpi
firebug-1.6.1.xpi
firebug-1.6.2.xpi
firebug-1.7.0.1-signed.xpi
firebug-1.7.1.1-signed.xpi
firebug-1.7.2.1-signed.xpi
firebug-1.7.3.1-signed.xpi
firebug-1.8.0.1-signed.xpi
firebug-1.8.1.1-signed.xpi
firebug-1.8.2.1-signed.xpi
firebug-1.8.3.1-signed.xpi
firebug-1.8.4.1-signed.xpi
firebug-1.9.0.1-signed.xpi
firebug-1.9.1.1-signed.xpi
firebug-1.9.2.1-signed.xpi
firebug-2.0.1-signed.xpi
firebug-2.0.1.1-signed.xpi
firebug-2.0.10.xpi
firebug-2.0.11.xpi
firebug-2.0.12.xpi
firebug-2.0.13.xpi
firebug-2.0.14.xpi
firebug-2.0.15.xpi
firebug-2.0.16.xpi
firebug-2.0.17.xpi
firebug-2.0.18.xpi
firebug-2.0.19.xpi
firebug-2.0.2.1-signed.xpi
firebug-2.0.3.1-signed.xpi
firebug-2.0.4.1-signed.xpi
firebug-2.0.5.1-signed.xpi
firebug-2.0.6.1-signed.xpi
firebug-2.0.7.1-signed.xpi
firebug-2.0.8.1-signed.xpi
firebug-2.0.9.1-signed.xpi


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