Calendar and Date/Time


G-Hub Lite

Add Google Tabs to Thunderbird! Services supported: Voice, Calendar, Drive, Docs, Sheets, Slides, Hangouts, Plus, Photos, Contacts, News, Maps, & many more. Need Google Apps? Check out G-Hub Pro:

Rated 3 out of 5 stars (17)
3,107 users
Updated November 23, 2015


NirvanaHQ for Thunderbird

Not yet rated
5 users
Updated October 26, 2015

Lightning Colors Reminder

Let's show the calendar color on Lightning reminders!

Not yet rated
275 users
Updated October 23, 2015

Lightning Featured

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Rated 3 out of 5 stars (1,884)
5,337,312 users
Updated October 8, 2015

OBM Connector

OBM Lightning Calendar and addressbooks connector

Not yet rated
677 users
Updated September 25, 2015


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

Rated 4 out of 5 stars (10)
447 users
Updated September 13, 2015


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 (4)
369 users
Updated September 9, 2015

Copy Reminder List To Clipboard No Restart

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

Not yet rated
20 users
Updated September 2, 2015

Send Later

True "Send Later" functionality to schedule the time for sending an email.

Rated 5 out of 5 stars (41)
54,134 users
Updated August 26, 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
674 users
Updated July 18, 2015

Show Calendar Week

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

Not yet rated
760 users
Updated July 3, 2015

Purge Events Plus

Purge events from Sunbird and Lightning files and thereby cleanes the calendar

Rated 4 out of 5 stars (9)
1,083 users
Updated July 2, 2015

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 (7)
25,419 users
Updated June 18, 2015

Simple Week View

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

Rated 3 out of 5 stars (3)
473 users
Updated February 9, 2015

Simple Timer

A timer/clock residing in the toolbar.

Rated 5 out of 5 stars (106)
12,627 users
Updated January 26, 2015

EDS Calendar Integration

Integrates calendars events with Gnome clock applet

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

Rated 4 out of 5 stars (5)
231 users
Updated November 29, 2014

More Snooze

This add allow to customize the snooze delay when snooze popup appears (lightning required).

Rated 5 out of 5 stars (5)
1,316 users
Updated November 21, 2014

Date on Thunderbird

在thunderbird statusbar显示年月日

Rated 4 out of 5 stars (1)
21 users
Updated August 28, 2014

Macro Template No Restart

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

Rated 5 out of 5 stars (1)
258 users
Updated August 4, 2014

DM Sync

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

Not yet rated
11 users
Updated March 6, 2014