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Website Blocker

All the bugs have been fixed!
Everyone needs this add-on!
Block websites you don't want the browser to get into.
Block by a whole domain name or a specific address.
Block until further notice or until a certain date.

Ocena 2 od 5 zvezdic (6)
10.028 uporabnikov

Flex Confirm Mail

Confirm mail address and attachments based on flexible rules.

Ocena 1 od 5 zvezdic (1)
7.367 uporabnikov

BorderColors GT

How many time you sent an email from your wrong email address?
This add-ons allows you assign a different color to the compose window border for each of your email addresses. So you can immediately view from what account are you writing.

Ocena 4 od 5 zvezdic (7)
4.162 uporabnikov



Ocena 3 od 5 zvezdic (5)
2.579 uporabnikov

CookieKeeper Ponoven zagon ni potreben

Extended Cookie Manager - Keep only wanted cookies.

Ocena 4 od 5 zvezdic (42)
14.817 uporabnikov

Yet Another Remove It Permanently

Remove elements and block content on Web pages.

Ocena 4 od 5 zvezdic (39)
2.246 uporabnikov

Blend In

Blends in OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS being used the most in the world. Thunderbird can also be blended in as Firefox.

Ocena 4 od 5 zvezdic (10)
1.084 uporabnikov


Easily and quickly to encrypt / decrypt:
Private messages via e-mail, blogs, social networks, forums, websites, images, etc
Support: Firefox, Thunderbird and SeaMonkey

New feature: CryptoPad (crypto-notepad)

Ocena 5 od 5 zvezdic (6)
1.508 uporabnikov


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

Ocena 5 od 5 zvezdic (6)
2.863 uporabnikov

POW -- Plain Old Webserver

Turn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser.

Ocena 5 od 5 zvezdic (17)
84 uporabnikov

Reply All Control

Allows you to disable the ability to use Reply All when your email address does not appear in the To: or CC: fields. This usually means you've been BCC'd and Reply All might reveal the sender's sinister plot.

Ocena 1 od 5 zvezdic (2)
8 uporabnikov

Sender Address Columns

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Sender address -- e.g. ""
* Sender address domain -- e.g. ""
* Sender address local part -- e.g. "someone"

Ocena 5 od 5 zvezdic (2)
107 uporabnikov

Check Attachment before Send

Confirms to send a mail with any attachment.

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1 uporabnik

CallingID Link Advisor

CallingID Link Advisor verifies the links you see in Firefox and Thunderbird are safe before you follow them. When the mouse is placed over any link a risk assessment and the full details of the site owner are displayed, helping you evaluate the...

Ocena 2 od 5 zvezdic (10)
397 uporabnikov

Channel Guard

Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.

Ocena 4 od 5 zvezdic (2)
38 uporabnikov

Netlux Adblocker Ponoven zagon ni potreben

Block unwanted ads.

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89 uporabnikov

Complete master password

The goal is to avoid to have to enter the master password on application startUp.
The extension is not self-sufficient, a script has to extract the master for a secure storage like gnome-keyring, then to transfer it through an environment variable.

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1 uporabnik

Purge Events

Purge events from Sunbird and Lightning calendars

Ocena 2 od 5 zvezdic (6)
180 uporabnikov

my site 1.0 Ponoven zagon ni potreben

it allow to browse facebook - youtube and gmail in secured way...

Ocena 1 od 5 zvezdic (1)
10 uporabnikov

Massey Omura Cryptosystem

Add On Keamanan EMail dengan Massey Omura Cryptosystem

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1 uporabnik