Calendar and Date/Time

Subscribe

Task Me (activity logger)

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 5 out of 5 stars (1)
29 users
Added February 21, 2016

Zonio Freebusy for Lightning

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.

Not yet rated
3 users
Added February 18, 2016

Lightning Colors Reminder

Let's show the calendar color on Lightning reminders!

Not yet rated
2,774 users
Added September 30, 2015

Copy Reminder List To Clipboard No Restart

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

Not yet rated
49 users
Added September 2, 2015

Show Calendar Week

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

Rated 5 out of 5 stars (5)
3,269 users
Added May 22, 2015

NirvanaHQ

NirvanaHQ for Thunderbird

Not yet rated
12 users
Added May 16, 2015

Simple Week View

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

Rated 3 out of 5 stars (3)
597 users
Added February 9, 2015

Lightning Reminder Left Buttons

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!

Not yet rated
858 users
Added January 30, 2015

Date on Thunderbird

在thunderbird statusbar显示年月日

Rated 4 out of 5 stars (1)
23 users
Added August 27, 2014

MultiBirthdaysReminder

Manage All Birthdays

Thanks to :
All donators for their very important support ;
All contributors with their remarks and translations ;
Sebastian Apel : this pluggin was inspired by its brilliant pluggin : Birthday Reminder

Rated 5 out of 5 stars (5)
456 users
Added August 5, 2014

EDS Calendar Integration

Integrates calendars events with Gnome clock applet

IMPORTANT:
Plugin may hang on Fedora.
As a workaround uninstall evolution-ews.

Rated 4 out of 5 stars (7)
309 users
Added May 6, 2014

Macro Template No Restart

Macro Template is to replace mail templates with macros for date formatting.

Rated 5 out of 5 stars (1)
355 users
Added October 15, 2013

DM Sync

This plugin allows you to synchronize addressbooks and contacts stored on the DM mail server

Not yet rated
10 users
Added September 19, 2013

OBM Connector

OBM Lightning Calendar and addressbooks connector

Not yet rated
843 users
Added September 12, 2013

MiniWebView Sidebar

Sidebar that shows a single web page. This allows Thunderbird to be augmented with any user-supplied or third-party web page. The screenshot shows an example - I use my own custom web page to present my Google Calendar in my preferred format.

Rated 5 out of 5 stars (4)
78 users
Added May 27, 2013

StormCows

Allows two-way access between Remember The Milk and calendar events or todo items.

Rated 4 out of 5 stars (10)
433 users
Added May 9, 2013

SanRockstar

Music

Rated 5 out of 5 stars (3)
59 users
Added May 8, 2013

Reply Monitor

Keep track of your emails and replies (Lightning is required).
Note: the name of this add-on has been changed to Reply Monitor because the previous name is a registered trademark.

Rated 4 out of 5 stars (20)
1,584 users
Added December 24, 2012

Lightning Calendar Tabs

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.

Rated 4 out of 5 stars (8)
26,946 users
Added July 29, 2012

NoiaButtons No Restart

The 'NoiaButtons' add-on offers cartoonish toolbar button icons (known from Noia themes) for default theme and lightweight themes. Further more lite silver and dark versions of Noia themes are included.

Rated 5 out of 5 stars (14)
14,826 users
Added December 2, 2011