Calendar and Date/Time

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Date on Thunderbird

在thunderbird statusbar显示年月日

Rated 4 out of 5 stars (1)
22 users

DM Sync

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

Not yet rated
13 users

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 (3)
163 users

Event-extract

Helps to add emails more easily to your calendar. Suggests date and time information based on email content when converting to an event or a task. Depends on Lightning addon for calendaring.

Rated 2 out of 5 stars (7)
540 users

G-Hub Lite

Adds Google Tabs to Thunderbird. Services include Voice, Calendar, Drive (Docs), Contacts, Groups, News, Books, Play, Maps, Sites, Finance, Picasa, Plus. Need Google Apps? Check out G-Hub Pro: http://www.schiffner.com/index.php/software/g-hub-pro

Rated 3 out of 5 stars (17)
3,045 users

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 (1,842)
1,274,476 users

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)
25,936 users

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
382 users

Macro Template No Restart

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

Rated 5 out of 5 stars (1)
289 users

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)
53 users

Montezooma

Montezooma is a Thunderbird Addon that adds zooming functionality to windows.

Rated 3 out of 5 stars (8)
1,004 users

More Snooze

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

Rated 5 out of 5 stars (5)
1,387 users

MultiBirthdaysReminder

Manage All Birthdays

Thanks to :
Sebastian Apel : this pluggin was inspired by its brilliant pluggin : Birthday Reminder
Johannes Kayßer : German translation
Johannes Beulshausen : 2 annoying bugs
Nick2222 : sending email suggestion

Rated 5 out of 5 stars (2)
254 users

NirvanaHQ

NirvanaHQ for Thunderbird

Not yet rated
2 users

OBM Connector

OBM Lightning Calendar and addressbooks connector

Not yet rated
724 users

Purge Events Plus

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

Rated 4 out of 5 stars (7)
992 users

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 (19)
1,432 users

SanRockstar

Music

Rated 5 out of 5 stars (3)
75 users

Send Later

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

Rated 5 out of 5 stars (35)
53,403 users

Simple Timer

A timer/clock residing in the toolbar.

Rated 5 out of 5 stars (106)
13,250 users