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Allow HTML Temp

Allows to have HTML temporarily enabled (and displayed) in the currently selected message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (according to your settings).

Rated 4 out of 5 stars (90)
10,255 users

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Nederlands (nl) Language Pack

Nederlands (nl) Language Pack

Rated 5 out of 5 stars (1)
31,492 users

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Brazilian Portuguese Dictionary (Former Spelling)

The same spellchecker shipped with the Brazilian version of Firefox, just using the former spelling (which is valid until January 1st 2016).

Rated 4 out of 5 stars (6)
769 users

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Corector ortografic pentru limba română

Corector ortografic pentru limba română

Rated 4 out of 5 stars (40)
4,389 users

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G-Hub Lite

Google Tabs for Thunderbird! G-Hub Lite supports Calendar, Contacts, Drive, Docs, Sheets, Slides, Maps, Search, & Voice. Need Google Workspace support (formerly G Suite)? Check out G-Hub Pro: https://www.schiffner.com/index.php/software/g-hub-pro

Rated 4 out of 5 stars (24)
3,460 users

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CategoryManager

Category manager for Thunderbird contacts, also allows to send an email to all members of a category (categories can be used as contact groups).

Rated 5 out of 5 stars (26)
6,280 users

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Türkçe Yazım Denetimi

Türkçe Yazım Denetimi
Turkish Spellchecker

Rated 5 out of 5 stars (39)
5,284 users

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CardDAV Browser

A utility to browse vCards stored on a CardDAV server.

This version is only for Thunderbird. There is a SeaMonkey version available if needed.

Rated 3 out of 5 stars (7)
378 users

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Wörterbuch Deutsch (de_AT)

Deutsches Wörterbuch igerman98 (de_AT, Österreich, "neue" Rechtschreibung), für Firefox, Thunderbird, Seamonkey.

Rated 5 out of 5 stars (5)
3,259 users

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Français (fr) Language Pack

Français (fr) Language Pack

Rated 3 out of 5 stars (36)
104,549 users

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Edit Email Subject (EES)

This module allows you to change/edit email subjects

Rated 4 out of 5 stars (136)
8,042 users

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ReplyWithHeader

Outlook style headers and few goodies for Thunderbird.

Rated 4 out of 5 stars (100)
10,733 users

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Croatian Dictionary (Hrvatski Rječnik)

Croatian Dictionary (Hrvatski Rječnik) for Mozilla Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (9)
4,226 users

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Lithuanian spelling check dictionary

Lithuanian spellchecking dictionary for Mozilla applications. Included by default in Lithuanian localized versions of Mozilla software.

Rated 5 out of 5 stars (5)
3,106 users

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Greek (el) Language Pack

Greek (el) Language Pack

Rated 2 out of 5 stars (3)
18,265 users

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Español (es-ES) Language Pack

Español (es-ES) Language Pack

Rated 2 out of 5 stars (13)
61,632 users

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Magyar (hu) Language Pack

Magyar (hu) Language Pack

Rated 4 out of 5 stars (2)
19,097 users

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Google Keep Tab

Adds a button to open Google Keep in a new Tab

Rated 5 out of 5 stars (29)
4,096 users

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Folder Pane View Switcher

Folder view arrows; switch to "All Folders" view when hovering during drag & drop; allow user to select which views are enabled or tied to the view arrows.

Rated 4 out of 5 stars (68)
3,106 users

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Quick Folder Move

When filing messages, a search box will show up allowing you to quickly enter the folder name you want to move to.

If no search term is entered, a list of recent folders will show up instead.

Rated 4 out of 5 stars (217)
7,915 users

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