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Export Cookies

Exports all cookies in IE manner.
Makes a Netscape standard cookies.txt file.
Very useful for WGET --load-cookies option.

Rated 5 out of 5 stars (29)
8 620 gebruikers

Element Hiding Helper for Adblock Plus No Restart

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Rated 5 out of 5 stars (439)
807 412 gebruikers

Pentadactyl No Restart

Firefox for Vim and Links addicts.

Rated 5 out of 5 stars (135)
3 813 gebruikers

PrefBar

The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Rated 5 out of 5 stars (38)
16 181 gebruikers

Web Developer

The Web Developer extension adds various web developer tools to the browser.

Rated 5 out of 5 stars (209)
604 332 gebruikers

Extended Link Properties + (obsolete)

This application extends the Link Properties and displays File Size, Last Modified Date, Content Type and HTTP Header of a link...
Warning: developing discontinued, see least

Rated 5 out of 5 stars (14)
1 063 gebruikers

Stacked Inspector

Switch DOM Inspector to an over/under vertical layout instead of the usual side-by-side panel layout.

Rated 5 out of 5 stars (9)
367 gebruikers

Firepicker

Simple color picker plugin for Firebug.

Rated 5 out of 5 stars (54)
23 046 gebruikers

Scroll Up Folder

Naviguez dans les dossiers parents d'une url via la molette de votre souris ou via votre clavier.

Rated 5 out of 5 stars (25)
682 gebruikers

HostAdmin

Switch domain-ip mapping by a SIMPLE CLICK. In addition, DNS would be refreshed whenever your change host by HostAdmin or Manually.

Rated 5 out of 5 stars (23)
13 126 gebruikers

JS Print Setup

Client side Javascript printer settings.
This extension implements print setup from CS Javascript, similar of MeadCo's ScriptX ActiveX control for Internet Explorer.

Rated 5 out of 5 stars (20)
42 271 gebruikers

Webpage Screenshot in Firefox (♥♥♥♥♥)

FireShot Webpage Screenshots captures pages entirely. Demo: http://bit.ly/RlBQMV

The screenshot can be quickly captured and:

― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *

* OS Windows only

Rated 5 out of 5 stars (427)
273 644 gebruikers

Flagfox No Restart

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Rated 5 out of 5 stars (627)
661 268 gebruikers

Restartless Restart No Restart

This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.

Rated 5 out of 5 stars (180)
44 517 gebruikers

Juicy Studio Accessibility Toolbar

The toolbar enables developers to examine WAI-ARIA live regions roles and properties, examine data tables, and determine if the colour contrast is sufficient.

Rated 5 out of 5 stars (14)
2 300 gebruikers

FlashDisable No Restart

Toolbar button that lets you disable and re-enable Flash with just one click.

Rated 5 out of 5 stars (39)
25 834 gebruikers

Nuke Anything Enhanced

Allows you to hide almost anything via context menu 'Remove Object'.

Rated 5 out of 5 stars (123)
22 649 gebruikers

JSONView No Restart

View JSON documents in the browser.

Rated 5 out of 5 stars (127)
100 762 gebruikers

Firebug No Restart

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...

Rated 5 out of 5 stars (1 766)
2 458 043 gebruikers

FillForms

FillForm is a small extension to help you fill page forms.
Fill out current web all forms with a keyboard shortcut(Alt + Q).

Rated 5 out of 5 stars (31)
2 644 gebruikers