Add-ons
Most Popular See all »
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TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.74,562 users -
True "Send Later" functionality to schedule the time for sending an email.64,303 users -
This extension adds support for CalDAV & CardDAV accounts to the Thunderbird Sync manager "TbSync". Including iCloud, ownCloud, Nextcloud, Radicale and many more.47,778 users -
Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync28,650 users -
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)28,036 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.24,275 users
Top Rated See all »
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GCalTab is a Thunderbird add-on that opens Google Calendar website in a Thunderbird tab. It features a beautiful dark mode thanks to the DarkReader algorithm.1,120 users -
Macro Template is to replace mail templates with macros for date formatting.137 users -
This add-on adds a new column called "تاریخ" in message list containing Iranian Date to ThunderBird..
It is reimplementation of Iranian date for thunderbird in Thunderbird 78. The source is based on Full address column by Łukasz Kosson.31 users -
True "Send Later" functionality to schedule the time for sending an email.64,303 users
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This extension adds support for CalDAV & CardDAV accounts to the Thunderbird Sync manager "TbSync". Including iCloud, ownCloud, Nextcloud, Radicale and many more.47,778 users
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TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.74,562 users
Recently Added See all »
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Adds calendars containing the birthdays from your address books.1,858 users -
This add-on adds a new column called "تاریخ" in message list containing Iranian Date to ThunderBird..
It is reimplementation of Iranian date for thunderbird in Thunderbird 78. The source is based on Full address column by Łukasz Kosson.31 users -
GCalTab is a Thunderbird add-on that opens Google Calendar website in a Thunderbird tab. It features a beautiful dark mode thanks to the DarkReader algorithm.1,120 users
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Adds a new Iranian(Persian/Jalali) date column to Thunderbird.1 user -
Adds a button to open Google Calendar in a new Tab9,136 users -
Extension for Lightning: Allows the use of Markdown in Task descriptions and renders them as HTML in the TaskView.712 users
See all 51 extensions in Calendar and Date/Time »
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