Development Blog

Firebug 1.9.0

Firebug Working Group (FWG) is proud to announce the final Firebug 1.9 release!

Firebug 1.9 has been uploaded to AMO (but it can take some time to go through caches).


  • Firefox 4.0 with Firebug 1.7.3
  • Firefox 5.0 – 11.0 with Firebug 1.9
  • Firefox 12.0 (nightly) with Firebug 1.10 alpha

Firebug 1.10 alpha 1 will be available next week, you can use Firebug 1.9b6 for Firefox nightlies in the meantime.

Feature Enhancements

Check out detailed description of all enhancements with screen-shots. There are also releases notes with links to proper issue reports available on Firebug Wiki.

  • Firebug UI docking
  • Copy JSON responses to the clipboard
  • Syntax error position displayed
  • New column in the Net panel: Protocol
  • Quickly Remove Elements from the page
  • Function objects: displayName property
  • Every Console log has its origin info
  • Resend HTTP request
  • Tooltip for conditional breakpoints
  • Add Watch from the DOM panel
  • Response Headers from the browser cache
  • Font Viewer
  • Font Tooltip
  • Tooltip tip for array items

Please post feedback in the newsgroup, thanks!

Jan ‘Honza’ Odvarko

2 Responses to “Firebug 1.9.0”

  1. Firebug 1.9.0 release | F W G Says:

    […] Firebug 1.9.0 6 January 2012 | 7:28 pm […]

  2. Revue de Presse Xebia | Blog Xebia France Says:

    […] les inconditionnels de Firefox, la version 1.9.0 de Firebug vient de sortir. On notera entre autres la possibilité de renvoyer les requêtes HTTP ou encore […]