Favorites
by Alexander Salas Bastidas
About this Collection
My favorite add-ons
76 Add-ons in this Collection
DownThemAll!
by Nils Maier, Federico Parodi, others
240 users
The first and only download manager/accelerator built inside Firefox!
Provider for Google Calendar
by Philipp Kewisch
201,562 users
Allows bidirectional access to Google Calendar
gContactSync
by Josh Geenen
14,520 users
Synchronizes contacts & groups between Thunderbird and Google Contacts.
Mail Merge
by Alexander Bergmann
81,795 users
Create and Save or Send Multiple Individual and Personalized Messages from a Draft
Remote XUL Manager
by Jorge Villalobos
15 users
Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.
Thunderbird Conversations
by Jonathan Protzenko, Standard8
28,031 users
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.
Diccionario español Argentina
by Marcelo Poli, Ezequiel Dittler
13,314 users
Spanish dictionary for Argentina.
Stationery
by Arivald
1,124 users
Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!
General Catalan dictionary
by Toniher (Softcatalà)
15,270 users
Free Catalan (general version) spelling dictionary.
ThunderPEC
by thunderpec
495 users
ThunderPEC semplifica la gestione della Posta Elettronica Certificata (PEC) e delle comunicazioni PCT e FatturaPA in Thunderbird.
Telify
by michael-koch4096589
1 user
Converts telephone numbers into clickable links for use with CTI applications, SIP clients, Skype, Netmeeting, snom phones, the AGFEO TK-Suite Client and SerVonic IXI-PCS.
Google Contacts
by H.Ogi
10 users
Access to Google contacts and synchronize them with Thunderbird address books.
What are Collections?
Collections are groups of related add-ons that anyone can create and share.
Explore CollectionsTo create your own collections, you must have a Mozilla Add-ons account.