Folders and Filters
Archive This Requires Restart
Provides keyboard shortcuts for filing messages into nine configurable "favorite" folders using user-defined keys. Also provides a simple filter system with a keyboard shortcut to file the currently selected message(s) into the correct folder.
Quick Folder Key Navigation Requires Restart
This extension makes it possible to quickly navigate to a particular folder in the folder pane simply by typing the first few letters of the folder name when the folder pane has focus.
EuropeanMX Spam Reporter Requires Restart
Train your EuropeanMX filter by reporting unrecognized spam or false-positives back to us.
Synchronize your favorite RSS sources with Thundebird and Feedly
QuickArchiver Requires Restart
Clean up your inbox! While moving a mail the first time, QuickArchiver remembers the destination folder and enables you to move further mails with a single click. You can apply rules by sender, recipient and subject.
This addon extends filtering to read messages downloaded during an IMAP synchronization (bug 308148)
SavedSearchThemAll Requires Restart
A Thunderbird extension to automagically extend all the saved searches to all the foders!
Novacoin Antispam Requires Restart
Keep a correspondence with only the well off people.
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Protected E-mail Addresses Requires Restart
Generates protected and disposable e-mail addresses and filters junk mail sent to invalid addresses.
QuickFilter Watched Threads Requires Restart
Adds a filter to show only watched threads
IMAP Draft Unread Requires Restart
This is a Thunderbird addon that lets you customize the behavior of the IMAP draft unread messages. No more new mail notifications for your drafts!!
Shedule Filters Requires Restart
Sheduled run message filters
Запуск фильтров сообщений по расписанию
Cleans your Firefox, Thunderbird, SeaMonkey, Fennec (unstable), Instantbird and BlueGriffon.
Purge Events Plus Requires Restart
Purge events from Sunbird and Lightning files and thereby cleanes the calendar
Reply Monitor Requires Restart
**This is NOT COMPATIBLE with Thunderbird 31 or newer versions**
Keep track of your emails and replies (Lightning is required).
Note: the name of this add-on has been changed to Reply Monitor because the previous name is a registered trademark.
Empty 'em Requires Restart
Empty all your Trash and Junk folders in one fell swoop!
Sieve Out of Office New Requires Restart
A Thunderbird plugin to allow one to set out of office messages and / or redirect emails to colleagues via a easy to use pop-up dialog.
This Out of Office plugin requires that your POP3 / IMAP server also have a sieve service.
Resubmit Requires Restart
(Re)submit multiple messages to a predefined recipient(s)
Automatically marks all messages in junk folders as read.