Appearance and Customization
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Show All Body Parts Requires Restart
Enable the View | Message Body As | All Body Parts message display mode.
Element Inspector
In the DOM Inspector,quickly navigate to the any elements
Old-style smilies Requires Restart
Reverts the smilies in Thunderbird to those of version 2.
Search Results Sort By Date Not Relevance Requires Restart
Makes search results sort by "date" instead of "relevance" by default.
More Snooze
This add allow to customize the snooze delay when snooze popup appears (lightning required).
G-Hub Lite
Google Tabs for Thunderbird! G-Hub Lite supports Calendar, Contacts, Drive, Docs, Sheets, Slides, Maps, Search, & Voice. Need Google Workspace support (formerly G Suite)? Check out G-Hub Pro: https://www.schiffner.com/index.php/software/g-hub-pro
Delete Trash Button Requires Restart
Adds an Empty Deleted button to the Toolbar
Get All Mail Button Requires Restart
Adds a toolbar button to Get All Mail Accounts in Thunderbird.
No Message Pane Sort
No Message Pane Sort prevents accidental resorting of the message pane by disabling mouse button clicks on the column headers, thus, locking the sorting order of your emails.
It is still possible to sort messages by ctrl-clicking the header.
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
ViewAbout Requires Restart
Enables access to various about: dialogs from the View menu.
Tab Wheel Scroll
Switch tabs by scrolling with the mouse wheel in the tab bar.
Firesizer Requires Restart
Allows you to resize the window to specific dimensions.
NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.
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.
Blinking Alert Requires Restart
Adds blink feature to the new-mail alert.
You can also disable auto-hiding of the alert.
To create your own collections, you must have a Mozilla Add-ons account.