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Greek spellchecking dictionary

Greek spellchecking dictionary Mozilla (Firefox- Thunderbird- Seamonkey)

Rated 4 out of 5 stars (84)
8,104 users

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European Portuguese Spellchecker

European Portuguese (pt-PT) Dictionary

Rated 4 out of 5 stars (95)
9,555 users

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Lightning Calendar Tabs

Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.

Rated 4 out of 5 stars (25)
30,246 users

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Diccionario español Argentina

Spanish dictionary for Argentina.

Rated 4 out of 5 stars (93)
13,787 users

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British English Dictionary

British English Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey by David Bartlett.

To enable, right-click in a multi-line text box, select "Languages", then "English / United Kingdom".

Rated 3 out of 5 stars (413)
2,499 users

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Ukrainian dictionary

Ukrainian (uk-UA) spellchecking dictionary

Rated 5 out of 5 stars (57)
12,482 users

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General Catalan dictionary

Free Catalan (general version) spelling dictionary.

Rated 4 out of 5 stars (40)
13,103 users

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Canadian English Dictionary

For some reason, Mozilla doesn't have a Canadian localization team, but I know that even the British dictionary doesn't quite cut it for the truly patriotic.

Rated 4 out of 5 stars (82)
9,579 users

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Emoji

Add emojis to your e-mails.

Rated 4 out of 5 stars (64)
25,647 users

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Addressbooks Synchronizer

Synchronizes selected addressbooks with other instances of thunderbird
using local files, webdav servers or imap servers

Rated 4 out of 5 stars (79)
26,846 users

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German Dictionary, classical spelling standards

German Dictionary according to the classical spelling standards for spell-checking in Firefox and Thunderbird

Rated 5 out of 5 stars (20)
9,582 users

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Check and Send

Check the message contents and addresses before you send the message...

Rated 4 out of 5 stars (49)
22,420 users

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Signal Spam

Add simple functions to report spams or phishing to Signal Spam by one click.
The add-on will also alert you if you open a fraudulent e-mail (phishing).

Rated 3 out of 5 stars (164)
16,537 users

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Russian Hunspell dictionary

Создан на основе словаря Лебедева. Файл аффиксов постепенно переписывается, словарь ежедневно пополняется. Релиз выкладывается один раз в месяц первого числа.

Rated 3 out of 5 stars (65)
10,266 users

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Confirm-Address

Confirm E-mail address before sending mail

Rated 4 out of 5 stars (73)
23,159 users

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Hungarian Dictionary

This extension is based on László Németh's Hungarian Dictionary

Rated 4 out of 5 stars (56)
9,444 users

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Český slovník pro kontrolu pravopisu

Slovník pro kontrolu pravopisu pro aplikace Mozilla

Rated 4 out of 5 stars (36)
16,113 users

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German Dictionary, extended for Austria

German dictionary (new Orthography) for spellchecking in Mozilla products, extended with Austrian words

Rated 5 out of 5 stars (22)
5,349 users

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German Dictionary (Switzerland)

Dictionary with Swiss variants of German words for spellchecking in Mozilla products

Rated 5 out of 5 stars (3)
14,521 users

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Automatic Dictionary

Remembers the language you use with a person or group of people, and switches the spellchecker language automatically for you next time. You do not have to do it manually any more. It remembers and switches it for you.

Rated 5 out of 5 stars (49)
3,801 users

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