Language Support and Translation

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S3.Google Translator

S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.

New Feature: Language learning!

Rated 5 out of 5 stars (334)
368,463 users

Rikaichan Japanese-English Dictionary File

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

Rated 5 out of 5 stars (6)
41,528 users

Dictionary Switcher

Toggles dictionaries automatically or manually and displays the currently selected one

Rated 4 out of 5 stars (176)
20,587 users

Rikaichan Japanese Names Dictionary File

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (3)
17,452 users

Simple Locale Switcher

An easier management of the user interface language

Rated 5 out of 5 stars (7)
17,407 users

Finnish spellchecker

Finnish open source Voikko-spellchecker for Mozilla and needed libraries.

Rated 4 out of 5 stars (98)
8,190 users

Transliterator No Restart

As-you-type phonetic conversion of text from one alphabet to another, as well as transliteration/detransliteration of selected text anywhere within documents. Supports multiple languages and custom transliteration schemes.

Rated 5 out of 5 stars (77)
6,609 users

Rikaichan Japanese-German Dictionary File

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (1)
4,016 users

UrlCorrector No Restart

Type web addresses always in Latin letters no matter of your current keyboard layout.

Rated 4 out of 5 stars (64)
3,854 users

AVIM

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 (31)
3,655 users

Rikaichan Japanese-French Dictionary File

A dictionary file for Rikaichan.

Not yet rated
3,196 users

South African English spell checker

The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.

"No more eina, just a lekker spell checker!"

Rated 5 out of 5 stars (3)
2,145 users

Zombie Keys (Multilanguage Keyboard)

Enter accents, diacritics, diaeresis, umlauts, ligatures etc. with keyboards of various countries (us,uk,ie,fr,it,ru,de,sv) - via easy to remember shortcuts or menu. Also supports all textboxes of the application (such as search, filters).

Rated 5 out of 5 stars (22)
1,376 users

Spanish (Spain) ChatZilla

Spanish (es-ES) Language Pack for ChatZilla

Rated 5 out of 5 stars (8)
1,235 users

mid

More than 2000 dictionaries in 270 Kilobyte! Search multiple dictionaries at once!

Rated 5 out of 5 stars (7)
1,074 users

Rikaichan Japanese-Russian Dictionary File

A dictionary file for Rikaichan.

Not yet rated
930 users

Moji

An integrated sidebar-dictionary for Japanese and Chinese including kanji dictionary.

Rated 4 out of 5 stars (10)
740 users

Character Palette

Firefox toolbar for selecting strange characters that are not on my keyboard.

Rated 3 out of 5 stars (12)
585 users

Słowniczek

Adds to context menu web dictonaries: Ling.pl, Dict.pl, Diki.pl, Angool.pl, MegaSłownik, Onet.pl: Tłumacz and Synonimy.pl

Rated 5 out of 5 stars (7)
397 users

ChatZilla zh-CN Language Pack

ChatZilla zh-CN language pack for ChatZilla 0.9.91.1

Rated 5 out of 5 stars (11)
348 users