Add-ons
aprilia Thunderbird
by philread
About this Collection
Thunderbird
20 Add-ons in this Collection
Provider for Google Calendar
by Philipp Kewisch
169,179 users
Allows bidirectional access to Google Calendar
Manually sort folders
by Jonathan Protzenko, Itagaki Fumihiko
11,014 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.
gContactSync
by Josh Geenen
12,857 users
Synchronizes contacts & groups between Thunderbird and Google Contacts.
Send Later
by Jonathan Kamens, Jonathan Perry-Houts
99,509 users
True "Send Later" functionality to schedule the time for sending an email.
Quicktext
by John Bieling
117,752 users
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
Remove Duplicate Messages
by Eyal Rozenberg
91,372 users
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).
MinimizeToTray revived
Russian spellchecking dictionary
by Alexander Slovesnik
16,018 users
Russian spellchecking dictionary
Signature Switch
by Achim Seufert
49,301 users
Switch the signature on/off or choose a new one from your predefined set.
ProfileSwitcher
by Paolo "Kaosmos"
153 users
It adds some options to launch easily other profiles and the Profile Manager.
Remove Duplicate Messages
by Thorsten W. Schmidt
223 users
If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."
MinimizeToTray
by Mook, Brad Peterson
0 users
Minimizes Mozilla windows into the system tray. Also includes a right clickable tray icon menu to further load only the windows you want visible...
Nautipolis for Thunderbird
by alfredkayser
27 users
Nautipolis for Thunderbird: High-quality, solid theme based on icons from art.gnome.org.
Supports Thunderbird versions 53.0 to 60.0. From version 61.0, Thunderbird will drop support for full custom themes.
Execute JS
by Rudolf Noe
0 users
Execute JS is a enhanced JavaScript-Console, where you can comfortably enter and execute arbitrary JavaScript-Code and modify functions...
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