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by aRubes

19 Add-ons in this Collection

CardBook by Philippe V.

Rated 4 out of 5 stars 473 reviews

69,270 users

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter: @CardBookAddon

Manually sort folders by Jonathan Protzenko, Itagaki Fumihiko

Rated 4 out of 5 stars 628 reviews

11,730 users

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

Send Later by Jonathan Kamens, Jonathan Perry-Houts

Rated 5 out of 5 stars 264 reviews

108,941 users

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

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 273 reviews

54,999 users

Switch the signature on/off or choose a new one from your predefined set.

BiDi Mail UI by The BiDi UI Team, Eyal Rozenberg

Rated 5 out of 5 stars 53 reviews

1,783 users

Direction control and BiDi-related charset misdetection correction

Additional Info for Simplelogin by oktupol

Not yet rated

42 users

For e-mails forwarded by Simplelogin, a pop-up displays the original sender of the e-mail, as well as the alias that the e-mail was sent to and the address that it was forwarded to.

Recently by Arnd Issler

Not yet rated

71 users

Recently is a small Mozilla Thunderbird extension for having the most recent contacts at hand

Unicodify – Text transformer by Teal Dulcet, rugk

Rated 5 out of 5 stars 3 reviews

417 users

Easily and quickly transform text to “Unicode fonts” and change the casing.

Strip inline images by mitxela

Rated 5 out of 5 stars 3 reviews

158 users

Adds a button to the compose window to remove inline images from messages. The images are replaced with their filename in angled brackets.

This is helpful when replying to long message threads with lots of embedded images.

Compact Headers by Dillinger

Rated 4 out of 5 stars 69 reviews

11,660 users

Limits displayed headers to 1 or 2 lines.

Proton Calendar Toolbar Button by Lars Baum

Rated 5 out of 5 stars 8 reviews

752 users

Adds a Proton Calendar button to the toolbar. The button simply opens a new tab with the https://calendar.proton.me webpage.

Proton Mail Toolbar Button by Lars Baum

Rated 5 out of 5 stars 3 reviews

545 users

Adds a Proton Mail button to the toolbar. The button simply opens a new tab with the https://mail.proton.me webpage.

WhatsApp Web in Thunderbird by Florent Tassy

Rated 4 out of 5 stars 20 reviews

3,596 users

Open WhatsApp Web in Thunderbird

Telegram Web in Thunderbird by Florent Tassy

Rated 5 out of 5 stars 5 reviews

749 users

Open Telegram Web in Thunderbird

ProtonMail Encryption Status by Dan Q

Rated 5 out of 5 stars 5 reviews

691 users

When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.
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