Recently Updated Extensions
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Auto Avatars
Add-on for Thunderbird that automatically populates contact photos with their Libravatar or Gravatar photo. Includes support for custom instances and federation!
Send Later Button
The Send Later Button extension enhances Thunderbird by enabling 'Send Later' even in online mode. It supports many Languages, ensuring a seamless user experience.
See: https://github.com/That-Developer-Guy/Send-Later-Button-Thunderbird/
Open Google Messages
Adds an icon on the spaces toolbar to quickly open Google Messages
StandardTexter
With the help of this Add-on, up to 99 pre-made texts (standard texts, text modules or even signatures) can be stored, which can then be retrieved and inserted when writing an e-mail.
The texts can be preformatted with HTML.
Tag Sync for TB
Syncronise/transfer tags, to other TB installations.
POP and some IMAP servers don't store tags (keywords).
This addon helps to have the same emails tagged on all TB installations.
Uses a central database, can be installed on your PC or server.
Just Report It
Just Report It (https://justreport.it) is an email plugin which tackles spam the right way. Report emails straight to SpamCop, the Registrar, a custom email address or any combination in between!
RainbowNote
Notes with rainbow colors.
7 notepads are utilized as several memos if needed.
Or, these 7 notepads are used by days of the week.
February 28th 2021.
Sungho Hwang.
I love God.
LookOut (fix version)
LookOut decodes winmail.dat (TNEF encoded) files that may come from a misconfigured Microsoft Exchange server or Outlook user allowing access to the original attachments
Support: Thunderbird
Scriptable Notifications
Allows you to define an external script (bash, batch, python, ...) which is called so you can manage mail notifications / alerts the way you want.
Snap/Flatpak versions of Thunderbird not supported.
Gemini - Quick Access
Quick Access to Google Gemini AI (formerly Bard) in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Google Calendar - Quick Access
Quick Access to Google Calendar in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Messenger - Quick Access
Quick Access to Facebook Messenger in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
MetaClean for Thunderbird
Removes metadata and hidden data in email attachments preventing the leakage of confidential information that occurs in this type of communication and avoiding possible economic and reputational damages derived from the malicious use of metadata.
DMS HEADERS EXTRACTOR
An extension that help you to extract the 'from' , 'subject' and 'return path' header parameters of emails that exist in any selected folder or account or just all the accounts on your thunderbird
DS-BCC
Data protection extension, to avoid data mishaps with circular mails:
1. warning for e-mail with multiple recipients not in BCC (exceptions possible)
2. warning for roundmails with a different recipient domain
3. warning if PGP key is present
Signature Switch
Switch the signature on/off or choose a new one from your predefined set.
Mark Button
Toolbar button to mark a message as read or unread with 1 click.
Autofile - fast e-mail to folder filing
Read an e-mail, hit Autofile button and it is filed / moved to the right mail folder based on the sender's address. No drag/drop needed. Autofile can discover folders to store each author mail. Will save you lots of time like defunct filemail.
External Editor Revived
Edit emails in external editors such as Vim, Neovim, Emacs, etc.
Tomba : Email Finder
Data to power your entire business, with just one click.
To create your own collections, you must have a Mozilla Add-ons account.