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Revision as of 05:24, 19 June 2014 by Honza (Talk | contribs) (Development Tips & Tricks)

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This page provides information on what has changed since the current stable version of Firebug and lists all related development releases.

The current Firebug version in development is 3.0.

Download Sites

No release made yet.


Next generation of Firebug will be built on top of the Firefox native developer tools and the Add-on SDK.


  • Use an existing infrastructure of native developer tools to solve issues related to e10s and remote debugging.
  • Closely cooperate with Firefox DevTools team (and other teams like JetPack and extension developers).
  • Use Mozilla infrastructure for running automated tests.
  • Customize theme theme/layout of existing native tools and implement advanced features.


  • TODO: Extension architecture
  • TODO: Development: tips and tricks
  • TODO: automated tests

Development Tips & Tricks

See some tips and tricks that are useful when hacking on

  • First, you should read Hacking on
  • Install latest FBTrace extension into your development profile. It'll automatically show various runtime logs and errors.
  • Use cfx tool to run extension. Make sure to use -o and --no-strip-xpi arguments. You can also specify the profile --profiledir and Firefox binary -b.
  • Set extensions.firebug-next@jetpack.debugStartup preference to true if you want to have the toolbox opened (+ a test page) by default after Firefox starts.

Firebug Roadmap


Features and changes

No release made yet.

Bug Fixes

No release made yet.


No release made yet.

Other versions

See also