Language Support

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Quick Translator

The most lightweight and easiest translator. Translate between more than 50 languages with one click or a hot key. Translate from one word to a whole page.

Rated 5 out of 5 stars (342)
21,813 weekly downloads

Quick Locale Switcher

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Rated 4 out of 5 stars (68)
2,874 weekly downloads

新同文堂 (New Tong Wen Tang)

NewTongWenTang is a tool to switch display Chinese content between traditional and simplified glyphs (中文繁簡體互轉工具)

Rated 4 out of 5 stars (82)
1,660 weekly downloads

Rikaichan Japanese-English Dictionary File

This is a dictionary file add-on for the Rikaichan extension.

Rated 5 out of 5 stars (4)
1,552 weekly downloads

Simple Locale Switcher

An easier management of the user interface language

Rated 5 out of 5 stars (2)
1,414 weekly downloads

www.Translate

Multi-Translator from Google, Bing and Pragma.
Translation tool for your Firefox and Thunderbird with a simple and friendly interface.

Rated 4 out of 5 stars (18)
1,376 weekly downloads

Dictionary Switcher

Toggles dictionaries automatically or manually and displays the currently selected one

Rated 4 out of 5 stars (144)
566 weekly downloads

Rikaichan Japanese Names Dictionary File

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (3)
493 weekly downloads

AVIM

An input method editor (IME) for Vietnamese. Type fully-accented Vietnamese directly into any Web page or dialog box using a standard keyboard.
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Bộ gõ tiếng Việt để nhập dấu trực tiếp vào bất kỳ trang Web và hộp thoại dùng bàn phím bình thường.

Rated 5 out of 5 stars (26)
482 weekly downloads

No Small Text No Restart

No longer tolerate unreadable text! Set a minimum font size for all web content using a toolbar button.

Rated 4 out of 5 stars (25)
397 weekly downloads

WordReference Translator

Open a tab with WordReference's translation for the selected word. Through a floating link, or by pressing "D" key.

Rated 3 out of 5 stars (26)
325 weekly downloads

EHTip

Word translation in tooltip with English⟷Croatian dictionary already incorporated.

Rated 5 out of 5 stars (50)
303 weekly downloads

Todoist for Thunderbird

Todoist is a leading online task manager and we manage millions of todos! Todoist for Thunderbird makes it super easy to manage your todos and email directly from Thunderbird.

Watch a short video:
https://www.youtube.com/watch?v=VixEQJb5Qc0

Rated 4 out of 5 stars (9)
300 weekly downloads

Transliterator No Restart

Transliterator allows as-you-type conversion of text from one alphabet to another, as well as transliteration/detransliteration anywhere within documents.

Rated 5 out of 5 stars (64)
283 weekly downloads

Babylon Dictionary Word Search

Find the definition for a selected word in a web page or an email.
Right click over the selected word, choose the option "Search in Babylon" and that's it! You will have a new window with the definition of the selected word.

Rated 4 out of 5 stars (35)
226 weekly downloads

Rikaichan Japanese-German Dictionary File

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (1)
160 weekly downloads

Right Encoding

Adds the Character Encoding menu to the context menu

Rated 4 out of 5 stars (13)
146 weekly downloads

Finnish spellchecker

Finnish Spellchecker

Rated 3 out of 5 stars (75)
117 weekly downloads

Rikaichan Japanese-French Dictionary File

A dictionary file for Rikaichan.

Not yet rated
114 weekly downloads

Look Up in Dictionary

Looks up a selected word in OS X's Dictionary.app

Rated 5 out of 5 stars (38)
93 weekly downloads