Extensions en test

by klint

32 Add-ons in this Collection

Classic Theme Restorer by Aris

Rated 5 out of 5 stars 1,058 reviews

381,636 users

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29-56 (Windows / MacOSX / Linux).

Release builds
Beta builds

Auto Resize Image by TrVTrV

Rated 4 out of 5 stars 24 reviews

15,980 users

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

Manually sort folders by Jonathan Protzenko

Rated 4 out of 5 stars 149 reviews

147,282 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.

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 388 reviews

45,816 users

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

eCleaner by flasresizerdeveloper

Rated 4 out of 5 stars 72 reviews

13,807 users

Clears preferences left by extensions after uninstallation

Copy Folder by jwolinsky

Rated 3 out of 5 stars 48 reviews

11,704 users

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

Contact Tabs by speedball2001

Rated 4 out of 5 stars 53 reviews

17,979 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.

Header Tool by loreii

Rated 3 out of 5 stars 18 reviews

3,771 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.

PlacesCleaner by Irvin, Littlebtc

Rated 4 out of 5 stars 38 reviews

8,548 users

Extension to clean and vacuum your firefox places database.

Awesome Auto Archive by wang opera

Rated 4 out of 5 stars 24 reviews

7,732 users

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

Lightning Month Tabs by jlx84

Rated 5 out of 5 stars 8 reviews

8,617 users

This addon adds month tabs into Lightning calendar month view

PixelZoomer by Matthias Schuetz

Rated 5 out of 5 stars 23 reviews

4,686 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.

Allow HTML Temp by Alexander Ihrig

Rated 4 out of 5 stars 59 reviews

11,050 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).

Quick Folder Move by Philipp Kewisch

Rated 4 out of 5 stars 44 reviews

4,823 users

When filing messages, a search box will show up allowing you to quickly enter the folder name you want to move to. The long description has info on how to use the extension

If no search term is entered, a list of recent folders will show up instead.

Grammar Checker by Alexander Slesarev

Rated 3 out of 5 stars 5 reviews

2,753 users

Checks grammar using LanguageTool.
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