Extensions by Name

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Seturgent

Sets the urgent flag (X11) of the Thunderbird window under Linux in case of new messages. Does ignore special folders like Drafts, Junk and such.

Rated 5 out of 5 stars (2)
48 users

Shift Box

Replay your INBOX!

Not yet rated
76 users

Shift-Delete Controller

Controls shift-delete button behavior. Confirmation dialog is optionally displayed in user defined...

Rated 3 out of 5 stars (9)
289 users

Show Address

Shows the Sender/Recipient Mailaddress in the Mail List. Normaly, only the Name is displayed, which is wrong on most Spam Mails. Now you also can clearly see which of your Mail Addresses was used, extremly usefull if you are using a chatch-all...

Rated 4 out of 5 stars (22)
413 users

Show Address Only

Adds columns to display Sender/Recipients mailaddress only.

Rated 4 out of 5 stars (20)
2,660 users

Show All Body Parts No Restart

Enable the View | Message Body As | All Body Parts message display mode.

Rated 5 out of 5 stars (16)
7,883 users

Show Fixed-width Temporarily

Show the current plain text message in fixed-width text.

Rated 4 out of 5 stars (3)
395 users

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 5 out of 5 stars (37)
3,017 users

Show Password On Input

Gives an option to show the master password on input

Rated 4 out of 5 stars (11)
1,265 users

Show SMTP Username

Displays username (if available) next to SMTP...

Rated 1 out of 5 stars (1)
60 users

ShowIP

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

Rated 3 out of 5 stars (280)
102,175 users

Shrunked Image Resizer

Make your photos smaller, so they don't take forever to email or send to websites.

Rated 4 out of 5 stars (31)
8,394 users

Sieve No Restart

This Extension implements the ManageSieve protocol for securely managing Sieve Script on a remote IMAP server...

Rated 4 out of 5 stars (23)
10,616 users

Sieve Out of Office New

A Thunderbird plugin to allow one to set out of office messages and / or redirect emails to colleagues via a easy to use pop-up dialog.

This Out of Office plugin requires that your POP3 / IMAP server also have a sieve service.

Not yet rated
42 users

Signal Spam

Cette extension va ajouter dans Mozilla Thunderbird une fonction de signalement qui vous permettra de transmettre d’un seul clic les messages que vous considérez comme spam à Signal Spam, le réseau de confiance pour agir contre le spam.

Rated 3 out of 5 stars (16)
8,504 users

Signature

insert custom text into posts and emails...

Rated 4 out of 5 stars (72)
2,457 users

Signature /Auto Paste /Prefill Fourms

Makes everyday entries to forms & forums simpler!
Add a sig. with just a Rclick of the mouse and select 'Add Sig.' from the context menu.
(Please, note: What you see in the pic is only an example. ThoseRMine Sorry, you have to make your own tabs. )

Rated 4 out of 5 stars (21)
4,610 users

Signature Fixer

Fixes the Signature Stacking bug for Forwards/Replies.

Rated 2 out of 5 stars (4)
518 users

Signature Switch Featured

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

Rated 4 out of 5 stars (155)
99,571 users

Silent Block

Minimum and fast URL blocker by regular expression.

Rated 5 out of 5 stars (16)
10,703 users