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Master Password+
Requires Restart
Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows
TorBirdy
Requires Restart
This extension configures Thunderbird to make connections over the Tor anonymity network.
Google Calendar Tab
Requires Restart
Adds the Google Calendar web interface as a new tab directly into Thunderbird. Creating and viewing events works just as it would in a browser like Firefox
OutlookAlike BETA
AutoarchiveReloaded
Featured
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)
Toolbar Buttons
Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.
FiltaQuilla
Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
FlexConfirmMail
Confirm mail address and attachments based on flexible rules.
(This project was renamed from "Flex Confirm Mail" to "FlexConfirmMail", due to a branding reason.)
Dorando keyconfig
Requires Restart
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
As of version 2016.2, Custom keys (using custom JavaScript) work again!
Nextcloud for Filelink
Requires Restart
"Nextcloud for Filelink" is an Open Source Thunderbird extension which makes it easy to send large attachments with Thunderbird by uploading them first to a Nextcloud server and by then inserting the link into the body of your email.
Mailbox Alert
Mailbox Alert allows you to specify, for each seperate mail folder, a message, sound and/or a system command that will be executed when new mail is found there. ...
DOM Inspector
Requires Restart
DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.
Indic IME
Requires Restart
Indic IME toolbar facilitates typing in Indian Languages in web pages...
Grammalecte [fr] (for Thunderbird)
French grammar checker. Included: conjugation tool, text formatter and spelling dictionaries.
Remove Duplicate Messages
Requires Restart
If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."
Allow HTML Temp
Allows to have HTML temporarily enabled (and displayed) in the currently selected message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (according to your settings).
AutoCopy 2
P7MON
MinimizeToTray
Requires Restart
Minimizes Mozilla windows into the system tray. Also includes a right clickable tray icon menu to further load only the windows you want visible...
To create your own collections, you must have a Mozilla Add-ons account.
