Add-ons
Most Popular See all »
-
True "Send Later" functionality to schedule the time for sending an email.106,484 users -
TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.68,901 users -
Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync32,607 users -
This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.31,963 users -
Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.27,315 users -
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)22,864 users
Top Rated See all »
-
Macro Template is to replace mail templates with macros for date formatting.524 users -
This add-on adds a new column called "Persian Date" in recent versions in message list containing Iranian Date.
It is reimplementation of Iranian date for Thunderbird 78+ and 115+. The source is based on Full address column by Łukasz Kosson.64 users -
True "Send Later" functionality to schedule the time for sending an email.106,484 users
-
This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.31,963 users
-
Integrates calendars events with Gnome clock applet751 users
-
This add allow to customize the snooze delay when snooze popup appears (lightning required).729 users
Recently Added See all »
-
Allows to use links to messages in the description field of events and task3 users -
Thunderbird lacks the ability to create and manage allday tasks. This add-on adds these capabilities.35 users -
Shows relative date-time in the column.
Note: you need to click "Select columns to display" and then -> "Relative Date/Time"71 users
See all 64 extensions in Calendar and Date/Time »
To create your own collections, you must have a Mozilla Add-ons account.
