Euskalbar Requires Restart
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.
One-click in-line page translation for Firefox. Translates any page using Google Translate or Microsoft Translator. It's minimalist. The translate icon will only appear if the page is in a foreign language.
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
French grammar checker.
Included: conjugation tool, lexicographer, text formatter and spelling dictionaries.
Quick Locale Switcher Requires Restart
Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
Locale Switcher Requires Restart
Displays a menu item for switching the application locale.
Simple Locale Switcher Requires Restart
An easier management of the user interface language
Open Selection in Google Translate.
Right-click on a section of text and click on Translate icon next to it to translate or listen it to your language.
Translator, dictionary and text-to-speech for 103 languages. Select and translate on any page with a shortcut on double-click.
"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.
SelBlocks (for Selenium IDE) Requires Restart
Do you need to extract text from images, videos or PDF? If yes, then the Copyfish free OCR software is for you. Until now, your only option was to retype the text. Copyfish is soooo much faster and more fun.
Traditional and Simplified Chinese Converter
Provides a quick way of changing the HTTP Accept-Language header so you can view and test websites with a different locale.
AngularBug Requires Restart
Firebug AngularJS scope inspector.
A basic Mozilla Firefox Add-On. Press the Translate button and the current page will open in Google Translate in your chosen language.
AVIM Requires Restart
Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.