Add-ons
Recently Updated Extensions
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TexTra
S3 FileLink Provider
SmartTemplates
Featured
SmartTemplates offers an easy and powerful way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every mail identity, Stationery files can now be imported and used directly.
QuickFolders (Tabbed Folders)
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!
GetMyInvoices
Save your attached PDF invoices or archive and store complete invoice e-mails directly to your GetMyInvoices account from Thunderbird
thundersort
Sort incoming mails into account folders based on the local part
UnInbox - Quick Access
Quick Access to UnInbox in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
ImportExportTools NG
Adds tools to import/export messages and folders
Thunderbird v115 Support Available !
OnMail - Quick Access
Quick Access to OnMail in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Quick Spaces
Makes it possible to add custom addresses to the spaces toolbar
Clippings for Thunderbird
Save frequently-entered text for pasting later.
Provider for Google Calendar
Allows bidirectional access to Google Calendar
quickFilters
Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.
By popular demand, supports SORTING filters alphabetically.
Thunderbird Email 2 CSV Exporter
This add-on has been thoroughly tested on all platforms up to Thunderbird version 115. It allows you to target specific file folders and tag them for export, generating a CSV-formatted export file. Great for a large number of emails and Mailchimp.
NTFNTF
NTFNTF: Notify on This Folder Not That Folder. Choose to enable or disable notifications on a per-folder basis.
Thunderbird Conversations
Featured
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
keepassxc-mail
Move messages or yourself
Move messages or jump to folder with a keystroke.
CardBook
Featured
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon
Microsoft 365 Link Opener
Open a shared link of a SharePoint or OneDrive file directly with the right app, instead of the browser.
To create your own collections, you must have a Mozilla Add-ons account.
