Extensions en test

by klint

32 Add-ons in this Collection

Classic Theme Restorer (Customize UI) by Aris

Rated 5 out of 5 stars 896 reviews

432,656 users

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29+ (Windows / MacOSX / Linux).

All builds & changelogs on versions page!

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 399 reviews

87,730 users

Allows the download manager to also open in a tab or sidebar, and adds some optional display changes.

Manually sort folders by Jonathan Protzenko

Rated 4 out of 5 stars 101 reviews

79,591 users

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

Contact Tabs by speedball2001

Rated 5 out of 5 stars 46 reviews

18,604 users

Contact Tabs enhances Thunderbird to give you quick access to all your contacts directly from Thunderbird's main window: Use the powerful search field to find your contacts and open them in a new tab for viewing and editing.

eCleaner by flasresizerdeveloper

Rated 4 out of 5 stars 67 reviews

25,356 users

Clears preferences left by extensions after uninstallation

Copy Folder by jwolinsky

Rated 3 out of 5 stars 30 reviews

8,402 users

The missing Thunderbird "copy folder" feature! Copy folders or entire POP/IMAP accounts recursively to any location while maintaining folder structure.

Auto Resize Image by TrVTrV

Rated 4 out of 5 stars 20 reviews

11,934 users

Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).

PlacesCleaner by Irvin, Littlebtc

Rated 5 out of 5 stars 32 reviews

14,029 users

Extension to clean and vacuum your firefox places database.

Header Tool by loreii

Rated 3 out of 5 stars 15 reviews

3,559 users

Open in a sidebar or in a tab and write headers directly. Simplicity, JS substitution, built-in functions, encryption, and regexp support.
You can easy modify header on each HTTP call on the Mozilla Firefox.

Awesome Auto Archive by wang opera

Rated 4 out of 5 stars 18 reviews

4,101 users

Automatically do Archive/Copy/Delete/Move actions based on user defined rules

PixelZoomer by Matthias Schuetz

Rated 5 out of 5 stars 23 reviews

6,724 users

PixelZoomer takes a screenshot of the current website and provides various tools for pixel analysis. You can zoom into websites (up to 3200%), measure distances and pick colors with an eye dropper.

PixelZoomer requires Firefox 3.6 or higher.

Lightning Month Tabs by jlx84

Rated 5 out of 5 stars 8 reviews

9,971 users

This addon adds month tabs into Lightning calendar month view

Mail Summaries by squib

Rated 5 out of 5 stars 35 reviews

4,438 users

Adds a summary of mail accounts and folders to replace the account central pane and the empty folder preview

Siphon - Add-on Synchronizer by Ian Halpern

Rated 4 out of 5 stars 188 reviews

9,490 users

Keep your favorite Extensions synced with all your computers.

Allow HTML Temp by Alexander Ihrig

Rated 4 out of 5 stars 56 reviews

10,521 users

This Add-on allows to have HTML temporarily allowed in the currently displayed message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (if this is your default mode).
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