Language Support

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Locale Switcher Requires Restart

Displays a menu item for switching the application locale.

Rated 4 out of 5 stars (26)
42,823 users

One-Click Translate Page

A basic Mozilla Firefox Add-On. Press the Translate button and the current page will open in Google Translate in your chosen language.

Rated 4 out of 5 stars (1)
1,745 users

Yamli Smart Arabic Keyboard Requires Restart

Write Arabic anywhere on the web using Yamli's Smart Arabic Keyboard. Also use Yamli's powerful Arabic search directly from the browser.

Rated 4 out of 5 stars (37)
2,300 users

Instant Translate: Select and Translate

Translation, text-to-speech, transliteration on pages and in the pop-up for 100+ languages.

Rated 4 out of 5 stars (26)
6,503 users

Finnish spellchecker Requires Restart

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

Rated 4 out of 5 stars (98)
7,433 users

FoxVox Requires Restart

FoxVox will speak any text you highlight in a web page. FoxVox can also create audiobooks in mp3, ogg, and wav formats. You can now easily turn your blogs and articles into podcasts.

Rated 4 out of 5 stars (44)
3,403 users

Grammalecte [fr]

French grammar checker.
Included: conjugation tool, lexicographer, text formatter and spelling dictionaries.

Rated 5 out of 5 stars (6)
3,626 users

Grammarly for Firefox

Grammarly’s free spelling and grammar checker ensures that everything you type is easy to read, effective, and mistake-free. As you type, Grammarly underlines spelling mistakes and grammatical errors and helps you fix them on the fly.

Rated 3 out of 5 stars (41)
99,027 users

Portail lexical du CNRTL Requires Restart

Une barre d'outil pour le portail lexical du CNRTL

Rated 5 out of 5 stars (2)
2,473 users

Speechify

An add-on to convert your text to speech

Rated 5 out of 5 stars (16)
2,054 users

Abadis Persian Dictionary Requires Restart

Abadis Online Dictionary And Translator
Abadis Dictionary send text to 2 sites for translate.
sites: dictionary.abadis.ir, translate.google.com
Aside from the previous, Abadis does not collect or sends any other data to anybody.

Not yet rated
2,001 users

Zotero bibliography Locale Switcher Requires Restart

This add-ons add a sub menu in Zotero to change the bibliography export locale.

Rated 5 out of 5 stars (4)
4,521 users

Rikaichan Japanese-French Dictionary File Requires Restart

A dictionary file for Rikaichan.

Not yet rated
2,808 users

French Dictionary for Spelling Requires Restart

Supports also the Nighty browser! This is a French Spelling dictionary, for finding spelling mistakes.
Select a text in French appearing on any web page and get a spelling check for it immediately!

Rated 4 out of 5 stars (9)
4,580 users

Language Manager Requires Restart

Language Manager, Designed to manage language packs for Firefox web browsers this easy to use utility make it easy to manage installed language packs and always have the latest language pack installed.

Rated 4 out of 5 stars (8)
11,980 users

Google Selection Translate - For AltKey

Selecting text and holding alt key, translated results will show up on current web pages. No need to leave current web pages. Translate results come from Google Translate.

Rated 4 out of 5 stars (8)
12,920 users

IME Area Requires Restart

"IME Area" changes background color of textarea when IME is opened.

Rated 5 out of 5 stars (2)
3,361 users

Axon - Wordnik & Wikipedia add-on

Axon provides access to Wordnik, and Wikipedia in every available language.

Rated 5 out of 5 stars (8)
997 users

Life Science Dictionary Tool Requires Restart

Life Science Dictionary Tool is a mouseover dictionary that translates life science terms with vast numbers of English and Japanese terms available with information from life science dictionary project (http://lsd.pharm.kyoto-u.ac.jp/ja/index.html).

Rated 4 out of 5 stars (9)
4,802 users

Translate to Korean Requires Restart

Adds a Korean Translate option to the Toolbar menu and Context(Right Click) Menu of Firefox.

Rated 4 out of 5 stars (21)
1,452 users