Search

Sort by:

Check Domain Requires Restart

This extension is to display the warning dialog when you send mail for multiple domains.

Rated 4 out of 5 stars (4)

22 users

Thunderbird Biff Requires Restart

This add-on provides a visual indicator of new Thunderbird mail availability in supported clients (Firefox, Sunbird) and Thunderbird itself. Note: you MUST install this add-on in BOTH Thunderbird and supported clients as there are both client AND ser...

Rated 4 out of 5 stars (37)

5 users

Greek - English (US) Spelling dictionary

Combined Greek - English (US) spell checking dictionary for Firefox - Thunderbird - Seamonkey

Rated 5 out of 5 stars (11)

684 users

Zindus Requires Restart

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Rated 4 out of 5 stars (199)

22 users

Address Move Button Requires Restart

Allow you to add a Address Move Button to mail compose window.

Rated 5 out of 5 stars (3)

203 users

DOM Inspector Plus! [dm] Requires Restart

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

Rated 4 out of 5 stars (6)

35 users

AutoUp Requires Restart

Transform the first letter of a sentence in uppercase

Rated 3 out of 5 stars (10)

34 users

Extra Folder Columns Requires Restart

This extension is for those TB3 users who want the multiple-columns view that TB2 allowed

IMPORTANT: If you are using Thunderbird 38 or later, uninstall this addon. The functionality is in core now.

Rated 4 out of 5 stars (214)

123 users

PitchDark for TB Requires Restart

Dark-colored minimalistic theme with emphasis on visibility, usability and maximum screen real estate.

Rated 4 out of 5 stars (52)

0 users

Český slovník kontroly pravopisu (bez diakritiky)

Slovník pro kontrolu pravopisu u textů bez diakritiky pro aplikace Mozilla

Rated 4 out of 5 stars (8)

2,457 users

Thunderbird Taiga Integration Requires Restart

Convert mails to user stories, tasks and tickets for the Taiga project management system. See https://pehei.de/post/thunderbird-taiga-integration for instructions.

Not yet rated

0 users

URLFilter

Block advertisement and access to adult sites

Rated 4 out of 5 stars (23)

18 users

clamdrib LIN Requires Restart

"clamdrib LIN" ist wie der Name schon sagt die Weiterentwicklung des Add-on clamdrib, allerdings nur noch für Linux. Sämtliche E-Mails, Feeds und News werden auf Viren und anderes Ungeziefer geprüft und gemeldet. Gelöscht wird hierbei jedoch nichts!

Rated 3 out of 5 stars (8)

9 users

Download for Linux

SMTP Switch Reborn Requires Restart

SMTP Chooser.

Rated 4 out of 5 stars (7)

23 users

Hide Menubar Requires Restart

Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.

Rated 4 out of 5 stars (330)

2 users

Download for Linux Download for Windows

Any Confirmation Message before Send Requires Restart

You can set Any Confirmation Message before Send.

Rated 5 out of 5 stars (4)

16 users

Forward Requires Restart

Add Inline / As Attachment option to Forward button and Message context menu.

Rated 4 out of 5 stars (25)

126 users

Great DANE Requires Restart

Retrieve DANE S/MIME Certificates for Encryption/Signing.

This extension enables users to automatically retrieve S/MIME certificates using the Great DANE Engine (https://github.com/grierforensics/Great-DANE-Engine).

Not yet rated

0 users

Chat Notifier (for Thunderbird) Requires Restart

Permet d'etre notifié des nouveaux messages du chat.

Rated 4 out of 5 stars (16)

1 user

CantoFish Requires Restart

CantoFish is a popup Cantonese-English dictionary for Firefox. It contains over 200,000 entries and works with both traditional and simplified Chinese characters. The Yale and Jyutping romanization systems are supported, as well as Mandarin pinyin.

Rated 5 out of 5 stars (29)

0 users