Folders and Filters

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Delete Only Empty Folder Requires Restart

Disallows to delete not-empty mail folders.

Rated 5 out of 5 stars (1)
20 users

Search as list Requires Restart

Search results appear as list (as per the "Open email as list" button).
- return to facet view with shift+close [x]
- auto open list view when few results found
- column config./sort/toggle [IMG3&4]
- apply columns to search as list menu [IMG5]

Rated 5 out of 5 stars (43)
756 users

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.

Rated 4 out of 5 stars (15)
960 users

Gravatars Requires Restart

Show a column with the Gravatar-picture and sender-name in email folders.

Not yet rated
83 users

mozCleaner

Cleans your Firefox, Thunderbird, SeaMonkey, Fennec (unstable), Instantbird and BlueGriffon.

Rated 3 out of 5 stars (6)
79 users

Collapsed Unread Requires Restart

Shows unread email count for collapsed folders even if the unread mails are in subfolders.

Rated 3 out of 5 stars (6)
143 users

SavedSearchThemAll Requires Restart

A Thunderbird extension to automagically extend all the saved searches to all the foders!

Rated 4 out of 5 stars (2)
454 users

Mailing list filter Requires Restart

Mail filter search term using mailing lists (and not whole addressbooks).

Not yet rated
61 users

Novacoin Antispam Requires Restart

Keep a correspondence with only the well off people.
For donate 4VgkLjNQHDcawXbvuTry3X4V2WEXP66vay

Not yet rated
0 users

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.

Rated 3 out of 5 stars (1)
137 users

folderplus Requires Restart

This extension adds some basic missing features about folders.
Move mails to their conversation folder. Navigate to folder with new keyboard shortcuts.

Rated 4 out of 5 stars (7)
89 users

Protected E-mail Addresses Requires Restart

Generates protected and disposable e-mail addresses and filters junk mail sent to invalid addresses.

Rated 4 out of 5 stars (1)
18 users

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!!

Rated 3 out of 5 stars (1)
402 users

ExtendIMAPFilters

This addon extends filtering to read messages downloaded during an IMAP synchronization (bug 308148)

Rated 5 out of 5 stars (3)
434 users

Mark GMail Read

Automatically marks all messages in the [Gmail] folder and all subfolders as read. If your GMail uses localized (translated) Gmail folder names, you set them in Thunderbird preferences: extensions.mark_gmail_read.folder_names.(all_mail|important|star

Rated 3 out of 5 stars (5)
133 users

Feedly Synchronizer

Synchronize your favorite RSS sources with Thundebird and Feedly

Rated 4 out of 5 stars (14)
384 users

TotalQuickFilter Requires Restart

Reboot the QuickFilter bar.

Rated 3 out of 5 stars (8)
49 users

Purge Events Plus Requires Restart

Purge events from Sunbird and Lightning files and thereby cleanes the calendar

Rated 4 out of 5 stars (6)
393 users

QuickFilter Watched Threads

Adds a filter to show only watched threads

Rated 5 out of 5 stars (1)
229 users

Auto Filter Timer Requires Restart

Run existing message filters on any folder at a specified interval. Simply right-click the desired folder then choose from the [AUTOFILT] menu items. This is a hack/clean-up of another coder's work, but works perfectly. Use at your own risk

Rated 3 out of 5 stars (1)
36 users