Calendar and Date/Time

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Provider for CalDAV & CardDAV

This extension adds support for CalDAV & CardDAV accounts to the Thunderbird Sync manager "TbSync". Including iCloud, ownCloud, Nextcloud, Radicale and many more.

Rated 5 out of 5 stars (54)
48,436 users
Added Aug. 20, 2018

Events spanning multiple days Requires Restart

Displays multiple day events as a "spanning" event, without borders of the day-elements inside the month- and multiweek-view.

Rated 3 out of 5 stars (3)
1 user
Added July 7, 2018

Jalali Date Format Requires Restart

Convert Date/Received column to Jalali (Persian Date).

* Adds a column in the mail view for displaying Iranian dates for each email.
* Supports both English and Persian Iranian Date.

more info contact N3tD3vil@Yahoo.com

Rated 5 out of 5 stars (1)
0 users
Added Oct. 24, 2017

AdvancedTasks Requires Restart

Thunderbirds Lightning Extension: Allows the use of Markdown in Task descriptions and renders them as HTML in the TaskView.

Rated 4 out of 5 stars (9)
26 users
Added March 28, 2017

TbSync

TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.

Rated 5 out of 5 stars (250)
76,268 users
Added Jan. 21, 2017

lightningWeather Requires Restart

LightningWeather shows the weather forecast in the background of the calendar so you can easily coordinate your activities with the weather.

Rated 3 out of 5 stars (13)
31 users
Added Jan. 15, 2017

Lightning Invitation Notifier | LIN

This extension is an extension to Mozilla Lightning for Thunderbird.
It shows a toast message and opens the invitations window when an invitation arrives.

Rated 4 out of 5 stars (2)
2,521 users
Added Jan. 10, 2017

ConferenceCall.co.uk templates

This plugin adds our savvy email templates to your Thunderbird toolbar.

Not yet rated
0 users
Added June 17, 2016

Telefonkonferenz.de-Vorlagen

Durch das Plug-in werden unsere praktischen E-Mail-Vorlagen Ihrer Thunderbird-Symbolleiste hinzugefügt

Not yet rated
0 users
Added June 17, 2016

ConferenceCall.nl templates

Voegt de handige e-mail templates toe aan de knoppenbalk van Thunderbird om deelnemers aan uw conference call uit te nodigen.

Not yet rated
0 users
Added June 15, 2016

Task Me (activity logger) Requires Restart

Activity logger (sampled task monitoring) which uses calendar to store user's activities.

It periodically displays window with textbox where user can put description of currently performed tasks. The description is saved in a calendar.

Rated 4 out of 5 stars (4)
0 users
Added Feb. 21, 2016

Zonio Freebusy for Lightning Requires Restart

Finds when are people available for a meeting or event via Zonio Freebusy service. Displays freebusy blocks instantly in Invite Attendees window while attendees are being added. Works with both local calendar storage or any calendar provider.

Rated 1 out of 5 stars (1)
1 user
Added Feb. 18, 2016

Lightning Colors Reminder Requires Restart

Let's show the calendar color on Lightning reminders!

Rated 4 out of 5 stars (4)
274 users
Added Sept. 30, 2015

Copy Reminder List To Clipboard

Provides button to copy the list of current reminders to the clipboard.

Not yet rated
0 users
Added Sept. 2, 2015

Todo.txt Requires Restart

Thunderbird extension for the Todo.txt application

Rated 4 out of 5 stars (15)
127 users
Added Sept. 2, 2015

LCD Clock Requires Restart

displays a LCD Clock in your Toolbar

Rated 4 out of 5 stars (26)
6 users
Added May 29, 2015

Show Calendar Week Requires Restart

Shows the calendar week Thunderbird/Lightning calendar's moth and multi-week view.

Rated 5 out of 5 stars (6)
2 users
Added May 22, 2015

NirvanaHQ Requires Restart

NirvanaHQ for Thunderbird

Rated 5 out of 5 stars (1)
0 users
Added May 16, 2015

Simple Week View Requires Restart

A simple week view for Lightning, as in the print layout.

Rated 3 out of 5 stars (5)
4 users
Added Feb. 9, 2015

Lightning Reminder Left Buttons Requires Restart

Tired to mistakenly press that "Dismiss All" button? Move the Lightining Reminder "Snooze all for" and "Dismiss All" buttons to the LEFT!
... and from version 2.0 you can keep them on the RIGHT, but swapped!

Rated 3 out of 5 stars (2)
11 users
Added Jan. 30, 2015