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AVIM Requires Restart

Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
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Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.

Rated 5 out of 5 stars (41)

2 users

Address Move Button Requires Restart

Allow you to add a Address Move Button to mail compose window.

Rated 5 out of 5 stars (3)

226 users

Address bulk copy （アドレス一括コピー） Requires Restart

Thunderbird は Outlook のようにアドレス全選択からの「一括コピー」ができません。
それを実現するためのアドオンです。

Rated 5 out of 5 stars (10)

698 users

Download for Windows

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)

131 users

Advanced Unread Folders Requires Restart

Adds a folder view showing unread folders, including their hierarchy. This is helpful if you have a lot of folders to make sure you don't miss an email, or if you are not happy with the existing unread folders view.

Rated 3 out of 5 stars (19)

45 users

AdvancedTasks Requires Restart

Thunderbirds Lightning Extension: Allows the use of Markdown in Task descriptions and renders them as HTML in the TaskView.

Rated 4 out of 5 stars (9)

21 users

Afrikaanse speltoetser

Afrikaanse speltoetser vir Mozilla Firefox en Thunderbird

Rated 4 out of 5 stars (23)

1,511 users

Fjalori shqip

Fjalor drejtshkrimor për Firefox , Thunderbird, SeaMonkey etj.

Rated 5 out of 5 stars (14)

108 users

Amawal n Teqbaylit

Asiɣzef-agi yegber amawal Aqbayli akked useɣti n tira s Teqbaylit. Wid yebɣan ad ttekkin deg tneflit n uzegrir-agi, zemren ad d-aznen awalen yuran akken iwata ar belkacem@[email protected]. Zemren daɣen ad d-seddun ismawen akked yimaylen-nsen

Rated 5 out of 5 stars (3)

3 users

American English dictionary

An updated Hunspell-format American English dictionary.

Not yet rated

90 users

Amharic Spell Checker

Spell Checker Amharic (Ethiopia) support on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (2)

24 users

Arabic Spell-checker

Arabic Spell-checker Dictionary based on previous work

Not yet rated

8 users

Arabic spell-checking dictionary

Arabic spell-checking dictionary for Firefox 3 and Thunderbird 3 from Ayaspell.

Rated 4 out of 5 stars (43)

642 users

Aranese spell checker

Aranese (Occitan) spell checker - Diccionari ortogràfic d'Aranés

Not yet rated

11 users

Armenian spell checker dictionary

Armenian spell checker dictionary

Rated 4 out of 5 stars (7)

88 users

Articles Toolbar

Adds the Articles toolbar

Not yet rated

23 users

Asciidoctor for Thunderbird Requires Restart

Type some text in your mail's body, hit the asciidoctor button and transform your mail into a pretty html5 asciidoctor document. Font awesome and code highlighting are enabled.

Rated 5 out of 5 stars (1)

1 user

AttachExtraTools Requires Restart

This extension gives more options and tools to attach files from compose window.

Rated 4 out of 5 stars (12)

53 users

Australian English Dictionary

FEATURES
- Profanity
- Racism
- Slang words
and so much more!

GitHub repo @ https://github.com/Caskexe/Australian-English-Dictionary
Firefox Add-ons listing @ https://addons.mozilla.org/en-GB/firefox/addon/australian-english-dictionary/

Not yet rated

1,284 users

Auto Compress File Requires Restart

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

Rated 5 out of 5 stars (18)

716 users