Posting Style Enforcer

Automatically converts top-posted messages to use bottom-positng or vice versa. Interleaved posts are left alone. Detects automatically added text and supports a per-contact list of exceptions.

Rated 5 out of 5 stars (3)
56 felhasználó


ThunderPEC semplifica la gestione della Posta Elettronica Certificata (PEC) in Thunderbird.

Rated 4 out of 5 stars (6)
13 225 felhasználó

Get before Send

Get messages for the account which is bound to the identity then send the message when you click the toolbar button or the menu item. If your SMTP sever authenticates using POP(IMAP) before SMTP, the extension is useful.

Rated 5 out of 5 stars (2)
1 375 felhasználó

hubiC pour Filelink

Ajoute le support d'hubiC comme service de stockage dans la fonctionnalité Filelink.

Rated 4 out of 5 stars (11)
1 666 felhasználó


Updates a given signature file in regular intervals.

Rated 4 out of 5 stars (55)
459 felhasználó


Simplify email categorization - it will be easier for you and others to manage mail. Define the set of prefixes for all emails you send or let SubSwitch to autodiscover it. While writing insert prefix to the title - choose one from your set.

Rated 4 out of 5 stars (6)
1 214 felhasználó


Adds a menuitem to the Mail context Menu to Reply to a different Mailadress

Rated 4 out of 5 stars (3)
277 felhasználó

Smart Quotes

Enables “Smart” Quotes for Thunderbird Email

Rated 5 out of 5 stars (2)
98 felhasználó

Russian spell check

Select a text in Russian appearing on any web page and get a spelling check for it immediately!

Rated 4 out of 5 stars (4)
131 felhasználó

RemindIt Nincs újraindítás

Help in reminding mails to be answer or sent again. Choose a reminder date for each received or send message that are highlighted in the message list, depending on their status (expired, soon to exprire, to be reminded). Sending a reminder is eased.

Rated 3 out of 5 stars (16)
308 felhasználó

BorderColors GT

How many time you sent an email from your wrong email address?
This add-ons allows you assign a different color to the compose window border for each of your email addresses. So you can immediately view from what account are you writing.

Rated 4 out of 5 stars (7)
3 809 felhasználó


This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

Rated 5 out of 5 stars (2)
29 felhasználó

Consigna para Filelink

Plugin para subir ficheros a Consigna (Junta de Andalucía) de forma automática desde Thunderbird.
Está ideado para el intercambio de ficheros de gran tamaño. Es un espacio de almacenamiento temporal y con algunas restricciones de acceso opcionales.

Rated 5 out of 5 stars (1)
477 felhasználó

X-Unsent support

Adds support for the X-Unsent header.

Rated 5 out of 5 stars (1)
41 felhasználó

Macro Template Nincs újraindítás

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

Rated 5 out of 5 stars (1)
306 felhasználó


A Thunderbird extension that let you switch to cc: with the ALT+CTRL+C keyboard shortcut!

Rated 5 out of 5 stars (1)
133 felhasználó

Reply to All as Cc

Send a reply for recipients as CC except the sender, when you do "Reply to All".

Rated 4 out of 5 stars (2)
194 felhasználó

mms Auto Correct

AutoCorrect for the Compose window.

Rated 3 out of 5 stars (28)
732 felhasználó

Single Domain

Warns if you send mail from or to a specified domain. If there are multiple accounts in your profile, you can isolate one so that you can't send mail to that domain from outside or vis versa without warning.

Rated 5 out of 5 stars (1)
11 felhasználó


Provides source code highlighting in editor's "Insert HTML" dialog.

Rated 5 out of 5 stars (1)
124 felhasználó