Add-ons
Miscellaneous
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Provider for Google Calendar
Add Signature
Requires Restart
Simply add your signature manually (right mouse click) to your emails
ThirdStats
Xpunge
Empties the Trash and Junk folders, and compacts folders in multiple Thunderbird accounts.
JavaScript Debugger
Requires Restart
As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.
Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.
Quicktext
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
LightningButton
Requires Restart
Toolbar-Buttons for Lightning; advances the feature to get rid of the tabbar.
ImportExportTools
Requires Restart
Adds some tools to import and export folders and messages
Mail Redirect
Requires Restart
Allow to redirect (a.k.a. "remail") mail messages to other recipients.
DeepL Selected Text
IMAP Quota (Free Space)
Requires Restart
This Thunderbird addon lets you customize the IMAP quota statusbar panel.
MinimizeToTray revived
Display Quota
Requires Restart
This extension will display the current status of your IMAP quota in thunderbird's statusbar and will warn you when you reach a configurable limit...
To create your own collections, you must have a Mozilla Add-ons account.
