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New Tab Button

It provide you the following functionalities:
* Open a selected message in a tab by a toolbar button
* Open a message in a tab by double-clicking its header view (disabled by default)
* Hide Lightning's Today Pane on opening a tab

Rated 4 out of 5 stars (9)
819 users

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Eesti keele speller

Estonian spellchecking dictionary for Firefox, Thunderbird and Seamonkey...

Rated 5 out of 5 stars (9)
1,379 users

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mailmindr

Follow up for Thunderbird E-Mails.

Web: https://mailmindr.net/
Twitter: @mailmindr

Rated 4 out of 5 stars (80)
3,701 users

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Korean spellchecker

Korean (ko-KR) spellchecker

Rated 5 out of 5 stars (12)
449 users

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Rescue Conflicting Alternatives

Renders conflicting alternative bodies if the message has them.

Not yet rated
39 users

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Slovak spell checking dictionary

Slovak spell checking dictionary for Mozilla applications (based on the "open-source" dictionaries by Zdenko Podobný).

Rated 4 out of 5 stars (6)
3,109 users

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Copy Message ID

Adds a button to the message view toolbar to copy the message ID to the clipboard. This is useful when sending email replies via the command line.

Rated 5 out of 5 stars (3)
398 users

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Urdu Dictionary

This dictionary is based on the urdu word list provided at www.crulp.org and the word list compiled by our friends at http://www.urduweb.org/mehfil/

Rated 4 out of 5 stars (16)
16 users

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Colored Diffs

Color diffs sent by SVN/CVS/GIT/Mercurial...

Rated 4 out of 5 stars (20)
545 users

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English-Russian dictionary

Spelling of English and Russian words

Rated 4 out of 5 stars (22)
1,470 users

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Srpski

Spell check dictionary for Serbian (Cyrillic and Latin)

Rated 4 out of 5 stars (10)
785 users

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Auto Select Latest Message

Automatically select and display latest message from the list on startup or when switching folder.
Remember last opened message in "smart" folder

Rated 4 out of 5 stars (42)
125 users

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Marathi Dictionary

This dictionary is based on the Marathi word list provided
http://code.google.com/p/hunspell-marathi-dictionary/

Rated 4 out of 5 stars (7)
27 users

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More Snooze

This add allow to customize the snooze delay when snooze popup appears (lightning required).

Rated 5 out of 5 stars (10)
712 users

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Evernote Tab

Add a button and a menu to open Evernote in tab.

Rated 3 out of 5 stars (9)
361 users

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Valencian Catalan dictionary

Free Catalan (Valencian version) spelling dictionary.

Rated 4 out of 5 stars (32)
716 users

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Greek Polytonic Spelling Checker

Διορθωτὴς πολυτονικῶν κειμένων σύμφωνος μὲ τὴν ἑλληνικὴ ἱστορικὴ ὀρθογραφία.

Rated 5 out of 5 stars (8)
24 users

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Tamil Spell Checker for Firefox

Tamil Spell Checker Plugin for Firefox

Rated 1 out of 5 stars (1)
107 users

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Macro Template

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

Rated 5 out of 5 stars (9)
508 users

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Corrector de Galego

Corrector ortográfico de galego baseado na Normativa da RAG do 2003.
Conten a versión comunidade.
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Galician spellchecking dictionary based on the 2003 RAG Standard.
This extension contains the version comunidade.

Rated 5 out of 5 stars (7)
1,271 users

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