Add-ons
Folders and Filters
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Filter Button
Allows to add a button to the message header view toolbar that shows all filters that match the selected message, including manual and disabled filters. A click on the button allows to select a filter to run.
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
Copy Folder mod
Requires Restart
I corresponded to thunderbird 60 or later
Copy Folder
original:
https://addons.thunderbird.net/ja/thunderbird/addon/copy-folder/
Auto-Mark Folder Read
New messages can be automatically marked as read in common folders (e.g. spam, trash, drafts, templates).
For TB up to 121, please use the most recent v1.5.* add-on release.
For TB as of 122, just use the latest add-on version (1.6 or higher).
Move Mail Shortcuts
Allows assigning keyboard shortcuts for moving mails to folders and jumping to the folders.
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.
Sieve
This Extension implements the ManageSieve protocol for securely managing Sieve Script on a remote IMAP server...
Move Folder (context-menu)
Adds the "Move to" menu entry to the folders panel context menu, allowing to move a Local folder (and its content) to another.
This feature is similar to the native one within message(s) context menu ("Move To"), but it applies to the folder tree.
Quick Filter By
A simple extension that sets the Quick Filter based on the selected message fields. You can filter by either selecting "Quick Filter By" in the message list context menu or simply by alt-clicking on the message's sender, recipient or subject text.
NTFNTF
NTFNTF: Notify on This Folder Not That Folder. Choose to enable or disable notifications on a per-folder basis.
New Folder Filters Button
Toolbar button to execute Run Filters on Folders from Tools menu
(based on Folder Filters Button Add-on for Thunderbird 68 by Chris Malek)
Message Mover
This add-on lets you move messages from a specific folder (and sub-folders) to a new folder.
Archive old messages
A context menu item to archive all messages than older than a given duration.
RemindMe
Moves email into Inbox/RemindMe folder, and moves it back into Inbox after chosen time.
Color 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.
Group Favorite Folders
An extension for Thunderbird 115+ that groups and sorts favorites folders in the compact view.
Open in browser
A context menu item to open the links associated with feed items in the default browser and then mark them as read.
Awesome Auto Archive
Automatically do Archive/Copy/Delete/Move actions based on user defined rules
To create your own collections, you must have a Mozilla Add-ons account.
