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United States English Spellchecker

This dictionary is no longer maintained. Use this dictionary instead.

Rated 4 out of 5 stars (207)
4,810 users

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Nextcloud for Filelink Requires Restart

"Nextcloud for Filelink" is an Open Source Thunderbird extension which makes it easy to send large attachments with Thunderbird by uploading them first to a Nextcloud server and by then inserting the link into the body of your email.

Rated 3 out of 5 stars (45)
152 users

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P7MON Requires Restart

Abilita la gestione alternativa degli allegati P7M

Rated 5 out of 5 stars (3)
106 users

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lightningWeather Requires Restart

LightningWeather shows the weather forecast in the background of the calendar so you can easily coordinate your activities with the weather.

Rated 3 out of 5 stars (13)
27 users

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Auto Compress File Requires Restart

Compressor for attachment files. All platforms are supported (Windows, Linux and Macintosh).

Rated 5 out of 5 stars (18)
688 users

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Metal Lion Silver Sea Monkey Requires Restart

Metal Lion meets SeaMonkey and makes it shine....

Rated 5 out of 5 stars (2)
38 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)
696 users

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AddressBook in Tab Requires Restart

Adds a button that can be put in toolbars which opens the addressbook in a new tab like pastismans AddressBookTab

Rated 4 out of 5 stars (20)
130 users

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Romanian spellchecking dictionary

Romanian spellchecking dictionary for Firefox.

Rated 4 out of 5 stars (40)
4,413 users

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Restart

"Restart" menu and button, with configurable shortcut key.

Rated 5 out of 5 stars (107)
57 users

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Nuvola TB Requires Restart

Theme based on the Nuvola icon set by David Vignoni (http://icon-king.com/?p=15).

You can find developer versions under http://mozilla.paenglab.ch/

Rated 5 out of 5 stars (69)
138 users

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Stylish-Custom Requires Restart

custom additions to Stylish extension

Rated 4 out of 5 stars (10)
6 users

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Markdown Here Requires Restart

Write your email in Markdown, then make it pretty.

Rated 4 out of 5 stars (46)
34 users

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Türkçe Yazım Denetimi

Türkçe Yazım Denetimi
Turkish Spellchecker

Rated 5 out of 5 stars (39)
2,034 users

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Emoji Menu Requires Restart

Adds the ability to easily insert emojis into your composed messages in Thunderbird.

Rated 4 out of 5 stars (16)
1,113 users

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German dictionary (de_AT)

German dictionary igerman98 (de_AT, Austria), for Firefox, Thunderbird und Seamonkey.

Rated 5 out of 5 stars (5)
3,313 users

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Walnut for Thunderbird Requires Restart

Walnut for Thunderbird, based on icons from art.gnome.org, and sporting a wooden look.
Supports Thunderbird versions 53.0 to 60.0. From version 61.0, Thunderbird will drop support for full custom themes.

Rated 5 out of 5 stars (41)
33 users

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Contact Photos Requires Restart

Displays contact photos in the message header.

Rated 4 out of 5 stars (31)
92 users

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tb_email_grabber Requires Restart

Very basic extension that exports all sender of mails in one folder into a CSV, which includes their fullname and email. The extension adds an option to the folder view context menu. Please select the folder to export before starting the export.

Rated 3 out of 5 stars (5)
7 users

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Font Finder Requires Restart

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Rated 4 out of 5 stars (80)
6 users

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