Privacy and Security
ShowIP Requires Restart
Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.
POW -- Plain Old Webserver Requires Restart
Turn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser.
Yet Another Remove It Permanently Requires Restart
Remove elements and block content on Web pages.
Mail Merge Requires Restart Featured
Mass Mail and Personal Mail
MailHops Requires Restart
MailHops maps the route an email took to get to you. Displaying the senders location, weather, user-agent and authentication used.
Check Domain Requires Restart
This extension is to display the warning dialog when you send mail for multiple domains.
DL for Thunderbird Requires Restart
Allows to convert large attachments to links automatically without 3rd party providers.
enMailing for Thunderbird Requires Restart
Encrypted email made easy.
Automatically apply settings recommended by security and privacy experts.
Correct Identity Requires Restart
Ever sent mail from the wrong email address because you forgot to select the correct identity in the compose window?
CallingID Link Advisor Requires Restart
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...
Purge Events Requires Restart
Purge events from Sunbird and Lightning calendars
Identity Chooser Requires Restart
Identity Chooser helps you to always use the correct identity when composing a new email.
Reply All Control Requires Restart
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.
BorderColors GT Requires Restart
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.
Channel Guard Requires Restart
Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.
Sender Address Columns Requires Restart
Adds optional columns to the Thread Pane to allow sorting email messages by:
* Full sender address -- e.g. "email@example.com"
* Sender's domain -- e.g. "example.com"
* Sender's local part -- e.g. "someone"
* Sender's TLD -- e.g. ".com"
Thunderbird-DontRestoreTabs Requires Restart
Allows the user not to restore tabs at startup in Thundertbird
Allow HTML Temp Requires Restart
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).
Automatic Export Requires Restart
exports by an intervall or after pressing the button selected calendars in a defined folder in two modes - normal and backup...
On my homepage is the current version.
Here on this site it takes a long time after i publish a new version.