Add-ons
Appearance and Customization
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Maximize Message Pane
Maximize message pane by collapsing the thread pane. You can read a message in larger area without opening a new message window...
Menu Filter
Requires Restart
Keep your menus in check by filtering out items you never use.
Menu On Top (SuperMenu Avatar)
Requires Restart
Move the Thunderbird menu bar to the top. Choose from a selection of visual styles + colors. Add frequently used bookmarks and an avatar icon without wasting precious screen space. Bookmark your favorite sites, emails, folders or configuration pages.
Menu Wizard
Requires Restart
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
Message Header Toolbar Customize
You can change icon display and button order. You can also hide unnecessary buttons.
Message List Preview
*Show a message preview in the subject field of the message list.
*Enlarge the subject column to display more text of the preview.
*Hover over subject to see even more preview in a tooltip.
*'Stripe' display of message list for clearer view.
Minimize on Close
Causes Thunderbird's main window to minimize instead of closing. You can still close Thunderbird through the menu.
MinimizeToTray Reanimated
Requires Restart
MinimizeToTray Reanimated is an application mainly dedicated to Thunderbird to allow its minimization in the systray in one click. It is the update of MinimizeToTray Revived, which is not maintained anymore since the recent versions of Thunderbird.
Monterail Dark 2 for TB>68
Monterail Dark, a Thunderbird theme inspired by the mockup of Monterail
Monterail Darkness Extended
Monterail Dark, a Thunderbird theme inspired by the mockup of Monterail extended to Calendar, Tasks and Composer. Some more tweaks to normalize heights of the tabs and other options.
Monterail Full Dark 2 for TB>68
Monterail Full Dark, a Thunderbird theme inspired by the mockup of Monterail
More Snooze
This add allow to customize the snooze delay when snooze popup appears (lightning required).
MoreLayouts
Adds additional Wide Thread View and Stacked View to Thunderbird along with Reversed views. Plus configurable Fullscreen F11 and Message Pane F8 toggles. Also starring Vertical Tabs.
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.
msofficewebapp
Adds browser action icon to toolbar to open MS Office Cloud. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/microsoft-office-button/
New Bing Anywhere
New Tab Button
It provide you the following functionalities:
* Open a selected message in a tab by a toolbar button
* Open a message in a tab by double-clicking its header view (disabled by default)
* Hide Lightning's Today Pane on opening a tab
Next Unread Group (Mark All Read)
Adds a Group button, marks current newsgroup or folder as read and moves to the next unread message
To create your own collections, you must have a Mozilla Add-ons account.
