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Rikaichan Japanese Names Dictionary File

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (3)
17,565 users

Simple Locale Switcher

An easier management of the user interface language

Rated 5 out of 5 stars (7)
16,559 users

LEO Dictionaries

This is the official add-on for easier access to LEOs Online Dictionaries. Select any word or phrase, right-click on the selection and translate from/to English, French, Spanish, Italian, Chinese, Russian, Portuguese and Polish to/from German.

Rated 4 out of 5 stars (6)
15,664 users

Language Pack Install Helper No Restart

Provide easy way to install Additional Language Packs.

Rated 5 out of 5 stars (10)
14,329 users

Dict.cc Translation

Translate words and phrases via Dict.cc in any website, epub or pdf.
No add-on is faster, easier or more precise!
Use via mouse gestures, rocker gestures, modifier + mouseclick or via context menu.
No need to select the word, just click on it!

Rated 4 out of 5 stars (28)
13,343 users

LanguageToolFx – Style and Grammar Checker No Restart

Check selected text on websites or text in text fields with the free style and grammar checker LanguageTool.

Rated 5 out of 5 stars (7)
12,875 users

QuickWiki

Quick lookup in Wiktionary and Wikipedia, without the need to open a new tab.
Just right-click a word while shift / ctrl / alt is pressed.

Rated 4 out of 5 stars (136)
12,852 users

Google Selection Translate - For AltKey No Restart

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 5 out of 5 stars (5)
12,678 users

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 (30)
12,538 users

Online Translator Toolbar

Free Online Translator Toolbar help you to translate whole web page, selected text on web page or text from Clipboard using one of free online translate services. Also you can translate single words using one of free online dictionaries

Rated 4 out of 5 stars (48)
12,062 users

Google translate for https/http No Restart

Translate entire web page or selected text using google translate
There are many translators on Firefox. There are two features they're not supported:
1.HTTPS pages
2.Page logined
This addon can translate all pages you can open in firefox

Rated 4 out of 5 stars (20)
11,747 users

gTranslator

Google translate gadget for firefox. This extension translates entire webpages into a language of your choice with one click. Idea comes from Google Translation Bar for Chrome.

Rated 4 out of 5 stars (169)
10,794 users

Perapera Chinese Popup Dictionary

Put your mouse over any Chinese words on a webpage and it gives you the pronunciation and definition. English, German, & French dictionaries; Pinyin and Zhuyin supported; Simplified or Traditional characters. Save and export words for studying later!

Rated 4 out of 5 stars (118)
10,181 users

Google Translate Anywhere No Restart Featured

Dictionary (Google Translate) Anywhere provides access to a floating multilingual Google Translate panel on any webpage.

Rated 4 out of 5 stars (21)
10,149 users

Fast Translation

Easy translation tool using Google Translate. Select text and right click to translate. Press CTRL+SHIFT+L to open translation window.

Rated 4 out of 5 stars (82)
10,148 users

Google Words And Page Translation No Restart

A simple words and page translation tool by using Google Translate.

Rated 4 out of 5 stars (2)
9,850 users

DictionarySearch (Official Version)

Looks up a user selected word in an online...

Rated 4 out of 5 stars (115)
9,619 users

Language Manager

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 (7)
9,235 users

Euskalbar

Basque dictionaries and other tools (corpora, spellcheckers, search engines...). Euskalbar is a Firefox toolbar that helps translating words from Basque to other languages and from other languages to Basque.

Rated 5 out of 5 stars (29)
9,202 users

Leo Search

Searches for marked words in the database at dict.leo.org and opens the result in a new background tab. It supports all languages provided by leo.org. Press "Ctrl" key to open the search result in a new foreground tab.

Rated 4 out of 5 stars (19)
9,026 users