Newest Extensions
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Run Filters from Context Menu
Adds context menu options to run all filters on the selected folder or set of messages.
ReceivedHeaderInspector
ReceivedHeaderInspector vous aide à analyser les serveurs d'envoi et à vérifier les domaines pour prévenir l'usurpation d'identité dans vos e-mails, simplifiant l’identification des serveurs sans devoir parcourir le code source des messages.
Outlook Calendar - Quick Access
This extension adds a simple button to your Spaces toolbar that opens in a new tab, providing you with one-click access to Outlook Calendar.
Calendar Tools: Gantt-/ Year View, Time Planner
Display Gantt View and Year View
Task Time Planning: daily, distribute your open tasks into open time slots.
Apply ROT13
Apply ROT13 to selected text in messages.
Select any text in the message body, right-click on the selection to open the context menu and select "Apply ROT13". Alternatively, you can use a configurable keyboard shortcut (Ctrl-Shift-D by default).
PrettyBlockquote
The add-on ensures that the quoted text in your reply is clearly highlighted with a vertical blue line, even when viewed by recipients using different email clients like Gmail or macOS, by using inline CSS on the blockquote HTML tag.
Thunderbird Assist
[Closed Alpha Testing] Thunderbird assist provides a summary of new messages in your inbox.
This add-on is undergoing testing and not yet available to the general public.
Inoreader Thunderbird Add-on
A simple add-on with a button in the Spaces toolbar.
Requires an account a inoreader.com
Webbuttons - Skype Web
Adds a button in the toolbar for Skype Web. Icon source: https://www.flaticon.com/free-icon/skype_16167326
Account Check
Checks account settings against those listed in the Thunderbird autoconfig database and offers to fix settings that don't match. This is the same check performed when setting up an account.
Notion - Quick Access
Quick Access to Notion in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
PrioMailbox
PrioMailbox helps you prioritize your Thunderbird inbox by automatically tagging and highlighting important emails. Trainable tags organize your inbox efficiently, saving time and reducing distractions, with a simple, user-friendly interface.
DeepL-Write for selected text
Unofficial DeepL Write extension for Thunderbird.
Message Links 4 events
Allows to use links to messages in the description field of events and task
Todoist - Quick Access
Quick Access to Todoist in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
To create your own collections, you must have a Mozilla Add-ons account.