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a Firefox add-on which allows editing, debugging, and monitoring of CSS, HTML, and JavaScript live in any web page.

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



Verified by

Verified on


Verified by

Kelly Hopkins

Verified on

10 August 2009

Leaders and contributors

Parakey Inc. Maintainer

Resources and communication

AudienceResource typeURI
Ruby (Ref) (R)
Debian (Ref) (R)

Software prerequisites


Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.