Add-ons
THUNDERBIRD
by Сергей
About this Collection
116 Add-ons in this Collection
Provider for Google Calendar
by Philipp Kewisch
197,937 users
Allows bidirectional access to Google Calendar
Enigmail
by Patrick Brunschwig
4,912 users
Helper tool to migrate your keys and important settings from Enigmail to Thunderbird 78.
FlashGot Mass Downloader
by Giorgio Maone
510 users
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.
Manually sort folders
by Jonathan Protzenko, Itagaki Fumihiko
16,540 users
This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.
Saved Password Editor
by Daniel Dawson
229 users
Adds the ability to create and edit entries in the password manager.
Mail Merge
by Alexander Bergmann
66,450 users
Create and Save or Send Multiple Individual and Personalized Messages from a Draft
Send Later
by Jonathan Kamens, Jonathan Perry-Houts
101,486 users
True "Send Later" functionality to schedule the time for sending an email.
Quicktext
by John Bieling
127,930 users
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
Password Exporter
by Justin Scott (fligtar), Jorge Villalobos
100 users
This add-on allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.
Note: This add-on won't work in Firefox 57. It may eventually if the APIs to access passwords are implemented.
Remove Duplicate Messages
by Eyal Rozenberg
95,135 users
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).
Element Hiding Helper for Adblock Plus
by Felix Dahlke
346 users
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
Russian spellchecking dictionary
by Alexander Slovesnik
14,399 users
Russian spellchecking dictionary
QuickNote
Mail Redirect
by Onno Ekker, Pawel Krzesniak
3,114 users
Allow to redirect (a.k.a. "remail") mail messages to other recipients.
Thunderbird Conversations
by Jonathan Protzenko, Standard8
26,883 users
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
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