Privacy and Security

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TrayHotKey

为Fx5.0 及以上版本提供系统热键(老板键)功能

Rated 5 out of 5 stars (38)
485 weekly downloads

GProxy Tool

GProxy lets you set and clear GPass local proxy in Firefox and Thunderbird, and do more.

Rated 4 out of 5 stars (5)
469 weekly downloads

Copy Folder

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

Rated 3 out of 5 stars (18)
417 weekly downloads

MM3 Proxy Switch

In the Firefox Browser (and other Mozilla programs) you can per default configure only the setting for one internet connection. With this Proxy Switch you can manage different configurations and simply switch over between these.

Rated 4 out of 5 stars (36)
344 weekly downloads

TorBirdy

This extension configures Thunderbird to make connections over the Tor anonymity network.

Rated 5 out of 5 stars (4)
337 weekly downloads

Check and Send

Check the message contents and addresses before you send the message...

Rated 4 out of 5 stars (18)
304 weekly downloads

QuickPasswords

Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.

Now also includes single sign on change!

Rated 5 out of 5 stars (33)
296 weekly downloads

Signal Spam

Cette extension va ajouter dans Mozilla Thunderbird une fonction de signalement qui vous permettra de transmettre d’un seul clic les messages que vous considérez comme spam à Signal Spam, le réseau de confiance pour agir contre le spam.

Rated 3 out of 5 stars (14)
271 weekly downloads

WebPG for Mozilla

An extension which provides GnuPG/GPG/PGP related functions to Moizilla Firefox, Thunderbird and Seamonkey

Rated 3 out of 5 stars (18)
243 weekly downloads

Trueblock Plus

Trueblock Plus is a fork of the Adblock Plus extension for blocking unwanted advertisements on the web. This fork provides the exact same features as Adblock plus, with the unpopular, unwanted "acceptable ads" (non-)feature turned off by default.

Rated 4 out of 5 stars (41)
240 weekly downloads

Auto Address Cleaner

Removes comment, display name automatically from addresses before sending mail.

Rated 5 out of 5 stars (40)
229 weekly downloads

Allow HTML Temp

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).

Rated 4 out of 5 stars (55)
177 weekly downloads

Identity Chooser

Identity Chooser helps you to always use the correct identity when composing a new email.

Rated 5 out of 5 stars (75)
167 weekly downloads

Hostname in Titlebar

Adds a hostname, URL, or email account ID to the titlebar to make it recognizable to password manager utilities like KeePass.

Rated 5 out of 5 stars (23)
162 weekly downloads

Viral Threat Level

Adds an image to the status bar indicating the current threat level of the internet. It allows quick access to security information that you can use to help protect yourself, and links to antivirus software comparisons and security extensions.

Rated 4 out of 5 stars (21)
161 weekly downloads

Email Security Plus

An Email Security add-on for Mozilla Thunderbird. Simple, fast and effective.

Rated 4 out of 5 stars (6)
153 weekly downloads

GuifiProxy

Simple proxy manager
- Change proxy with two clicks
- Import and export proxies lists
- Manually add, delete and edit proxies
- Automatic authentication on proxies (bypass popup with login and password)
- Proxysel replacement

Rated 4 out of 5 stars (15)
150 weekly downloads

Change Referer Button

Button in the toolbar/status bar to change referer value.

Rated 4 out of 5 stars (14)
144 weekly downloads

Cert Viewer Plus

Certificate viewer enhancements: PEM format view, file export, trust configuration

Rated 5 out of 5 stars (5)
142 weekly downloads

InfoNotary Configurator for Mozilla

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Rated 5 out of 5 stars (2)
133 weekly downloads