Most Popular Extensions
SendVia Requires Restart
Sometimes you need to select a specific SMTP server for sending the current message? Then SendVia is for you.
SendVia provides the `Send' button of message composition windows with a drop-down menu from which you can select or create the SMTP server...
eMarks Requires Restart
Email Bookmarks are here ! ... eMark your important emails.
Do you have an email that will need to revisit/attend later on ? Would you like to keep it handy and get it with a simple click ? Bookmark your important emails with the eMarks addon.
Attachment Reminder Requires Restart
Prompts you if it looks like you wanted to attach a file but didn't.
Russian hot keys bugfix Requires Restart
Makes hot keys work with Russian, Ukrainian and Hebrew keyboard layout in Linux and *BSD (needed only for GTK2 builds).
Get Selected Messages Requires Restart
Adds the button on the toolbars "Get All New Messages", "Get Selected Messages" and "Get Starred Messages", the analog of button from File and File->Offline->Get Selected Messages, Get Starred Messages for loading selected messages by...
SyncMab Requires Restart
This extensions can import and export mozilla address books at startup and exit of Thunderbird. You can first save a mab at a specific location e.g. on a network or the internet (Version 2.0) and then let it be updated every time TB starts up or...
Unselect Message Requires Restart
Prevents Thunderbird from selecting the next message after you've deleted or moved the previously selected ones. Stay in control of which message you want to have selected and displayed in the preview pane; that piece of spam you're deleting...
pCloud for Thunderbird Requires Restart
Easily send large attachments with Thunderbird without leaving your email!
Open google instantly with this super fast add on.And its just < 10KB.!
No need to type google in your address bar anymore.Just try this awesome to open up google instantly.
This extension is the most advanced tool to reach Clickbank Store with ease get your to favorite products.If you right-click on some selected text, then it will give an option to search the selected text.
This addon provides options for starting the developer tools server. It is especially valuable in XULRunner Apps where there is no UI to start the server.
NOTE: This addon is not mandatory in Firefox or Thunderbird, as support is built in.
CIX Forums Requires Restart
Open CIX Forums in Thunderbird. Free CIX accounts from https://forums.cix.co.uk/signUp.aspx?p=cixbasic
Enigma-code Requires Restart
Proste i szybkie szyfrowanie korespondencji e-mail, jak i dowolnego tekstu. Algorytm szyfrowania oparty na sposobie szyfrowania maszyny Enigma.
Toggles Development Profile Preferences On When Enabled And Off When Disabled.
InGmane Requires Restart
Try to open a given message in Gmane.
WebChanges Requires Restart
Monitor website changes for all websites not providing feeds.
Recipients Overview Requires Restart
“Who else got that mail?”
SamePlace Instant Messenger Requires Restart
Extensible instant messaging client based on the XMPP (Jabber) protocol.
***ATTENTION***: it REQUIRES the xmpp4moz extension. Download it fromhttps://addons.mozilla.org/firefox/3632/, or get an all-in-one package fromhttp://www.sameplace.cc/downl...
[Un]read Requires Restart
This Thunderbird extension adds a toolbar button (plus keyboard shortcut) which allows for quickly switching between the 'view all'/'view unread' message filters. Moreover, if you are in the 'view unread' mode and you start...