Add-ons
Folders and Filters
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Folder Filters Button
Requires Restart
Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.
Folder Levels
Requires Restart
Rank your email folders by how much you care about them, and hide the ones you don't need right now.
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.
Rethread
This addon adds an entry in the right-click menu which re-threads selected messages together (groups selected messages into the same thread)". This is done by _modifying_ messages; the author of the addon declines any responsibility for data loss.
Collapsed Unread
Requires Restart
Shows unread email count for collapsed folders even if the unread mails are in subfolders.
CapsKiller
Requires Restart
Caps Killer is a protection against newbies using caps in their mails.
Tidybird
Gravatars
Requires Restart
Show a column with the Gravatar-picture and sender-name in email folders.
SmartFilters
Requires Restart
Tired of writing a lot of filters? Install SmartFilters now to organise your mailbox automatically. It can sort out your mailing lists and robot emails.
SavedSearchInSubFolders
Requires Restart
This addon allows virtual folders (saved searches) to automatically process all subfolders of their selected target folders.
The search targets are updated automatically whenever a new folder is added, or a virtual folder is updated.
Count Filters
Requires Restart
This add-on provides various search filters couting values, such as total number of recipients, or number of lines, words,links in body message.
Inbox Cleaner of expired Emails
Requires Restart
Moves expired Emails out of your Inbox!
QuickFilterPlus
Delete Only Empty Folder
Requires Restart
Disallows to delete not-empty mail folders.
Hide Email Folders
Hide Email Folders from the Folder pane (Left pane).
Note: This addon only works for Unified pane/folder mode.
Note #2: Please note that this addon only hide email folders and NOT local folders!
Special thanks to John Bieling, C-E and Alex Cabal.
Move Mail Shortcuts
Allows assigning keyboard shortcuts for moving mails to folders and jumping to the folders.
GMail Labels
Shows GMail labels in each message's headers panel. When using Thunderbird with a Gmail account, it is not possible to guess which Gmail labels a message was applied (and in which folders it can be found). This extension provides this information
Empty Folder
Adds a context option to mail folders for moving all included messages to trash.
X-Original-To Column
This addon adds a new column called X-Original-To in the message list which shows the original recipient address of the message (the contents of the X-Original-To header). This can be useful for systems with catch-all email addresses.
RemindMe
Moves email into Inbox/RemindMe folder, and moves it back into Inbox after chosen time.
To create your own collections, you must have a Mozilla Add-ons account.
