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TimetableForWeb

Timetable is displayed in browserAction popup.

1) Write time schedule in each time table.
2) Click "Update" button.
3) If restart, click "Display" button, previous data are displayed.

I thank God through Jesus Christ.

Not yet rated
0 users
Updated Jan. 23, 2021

FileLink for Plik

Upload large attachments to Plik and send the link by email

Rated 5 out of 5 stars (1)
643 users
Updated Jan. 23, 2021

Send Later

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

Rated 5 out of 5 stars (223)
51,832 users
Updated Jan. 22, 2021

QuickFolders (Tabbed Folders)

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

Rated 5 out of 5 stars (158)
22,610 users
Updated Jan. 22, 2021

Dark Reader

Dark mode for every email. Take care of your eyes, use dark theme for night and daily messaging.

Rated 5 out of 5 stars (1)
0 users
Updated Jan. 22, 2021

Just Report It

Just Report It (https://justreport.it) is an email plugin which makes it easy to report spam emails back to the domain registrar. This method ensures that spam domains are effectively being blocked at the registrar level and not just locally.

Not yet rated
42 users
Updated Jan. 22, 2021

Show InOut

Adds two columns to the list of mails. One shows an indicator wether a mail is incoming or outgoing, the other shows the sender or the recipient of the mail respectively...

Rated 4 out of 5 stars (42)
980 users
Updated Jan. 22, 2021

Simple Mail Redirection

Allows you to resend (also known as redirect) email messages.
Uses 'cardbook' if installed

Bases on the add-on 'Mail Redirect' by Onno Ekker and Pawel Krzesniak

Please see the help page on how to use and why it sometimes does not work!

Rated 5 out of 5 stars (8)
1,944 users
Updated Jan. 22, 2021

Addressbooks Synchronizer

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Rated 4 out of 5 stars (69)
18,441 users
Updated Jan. 22, 2021

Copy Sent to Current

Allows to place a copy of sent messages (aka FCC) into the currently active folder or any other folder you choose, when you create the message. Usually the copies are placed into the 'Sent' folder. For replies, you may also move the original message.

Rated 4 out of 5 stars (93)
1,919 users
Updated Jan. 22, 2021

Textmarker

Highlights selected text when composing emails. Default colour is yellow - other colours are available via Options.
(Works only during writing an e-mail, i.e. only in the compose window.)

Rated 5 out of 5 stars (11)
611 users
Updated Jan. 20, 2021

Emoji

Add emojis to your e-mails.

Rated 4 out of 5 stars (34)
21,148 users
Updated Jan. 20, 2021

Owl for Exchange

Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird

Rated 5 out of 5 stars (80)
36,290 users
Updated Jan. 20, 2021

Display Mail User Agent T Featured

Displays the mail program with which the selected mail was written

*This addon is compatible with Thunderbird after Web Extesnsions support. Since development and operation check are done on Daily, it may not work on normal Thunderbird.

Rated 5 out of 5 stars (13)
6,629 users
Updated Jan. 20, 2021

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 (150)
64,355 users
Updated Jan. 20, 2021

Tidybird

Organize email into folders quickly and easily.

Rated 4 out of 5 stars (14)
38 users
Updated Jan. 20, 2021

TexTra

Thunderbirdのメールのテキストを翻訳、辞書引きを行います。

Rated 3 out of 5 stars (1)
789 users
Updated Jan. 19, 2021

Toggle HTML

Adds a Toggle HTML button

Not yet rated
7 users
Updated Jan. 17, 2021

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (26)
6,710 users
Updated Jan. 17, 2021

Quicktext

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

Rated 4 out of 5 stars (404)
116,645 users
Updated Jan. 16, 2021