Thunderbird Add-ons? Here's Some Great Ones!
by Ken Saunders
About this Collection
Thunderbird add-ons that I've either used for years, or tested and highly suggest.
48 Add-ons in this Collection
Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
Adds some tools to import and export folders and messages
OpenPGP message encryption and authentication for Thunderbird.
A new Thunderbird address book based on the CardDAV and vCard standards.
Adds the ability to create and edit entries in the password manager.
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
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.
Add symbol in header plane to switch between compact and expanded view. New beta versions for the current beta of Thunderbird 68.0 can be found at https://github.com/jmozmoz/compactheader/
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!
**This add-on doesn't work at all on new (60+) versions of Thunderbird.**
It's not worked fully for many years and development has long ago stopped on it. But there is a successor "AttachmentExtractor Continued" (URL see below).
Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers
Check the message contents and addresses before you send the message...
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