Guardian's Firefox Add-ons

by Guardian.

  • Updated March 24, 2015

About this Collection

Extensions for Web Designers and Developers

4 Add-ons in this Collection

DownThemAll! by Nils Maier, Federico Parodi, others

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Featured

Rated 4 out of 5 stars 2,899 reviews

237 users

The first and only download manager/accelerator built inside Firefox!

User Agent Switcher by chrispederick

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Rated 4 out of 5 stars 336 reviews

159 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Font Finder by Ben Dodson, Eric Caron, others

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Rated 4 out of 5 stars 80 reviews

8 users

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Edit Bookmark Plus by Kashif Iqbal Khan

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Rated 4 out of 5 stars 67 reviews

8 users

Resize 'Add Bookmark' Popup / 'Edit This Bookmark' Popup, fixes tree selection bug, option to disable popup auto close & Update Url and/or Name of a bookmark with the Url/Title of current page.

Replacement of OpenBook addon

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Collections are groups of related add-ons that anyone can create and share.

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