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Morse - learn morse code while browsing the net...
Language learning : at every page load there appears a random Esperanto-French word translated in the status bar. Lingva lernado : je chiu novpaghigho estas tradukita hazarda vorto Esperanto-Franca en la...
Search the highlighted text at Dicts.info.
Replace Translator No Restart
Rewrite the selection in translation. Replace or Insert can translate into foreign languages using. More than 36 different languages to be used immediately with no configuration.
Kuai-Translator No Restart
"Kuai-Translator"-instant translation extended (A simple translator add-on), is a convenient extended to support translation of multiple languages, translation of words can also be a WIKI query.
Brings up the on-screen keyboard when entering text input fields. Comfort On-Screen Keyboard Pro has to be installed and running.
Lookup selected text in the built-in Mac OS X Dictionary.
Quick translate selected words or phrases using Vinilator Web²
This is an English dictionary for looking up words in English.
Select a word using your mouse and find its meaning in English!
Input Changer No Restart
NOTE: there's NO button and you need Sqlite Manager. Useful for frequently used paraphrase in forms and online comments. Change the matches in your input with corresponding replacements. Configure which pages you want to apply the replacing rules.
Raskladki.net.ru 1.0 No Restart
Смена раскладки текста
The essential linguistic tools by Logos are to hand with a single click: multilingual dictionary, library, conjugator and quotes...
Highlightor No Restart
Highlightor helps you to save your highlight so that you can reload them later.
Translate any word by hovering over it.
アルクのウェブサイト（ http://www.alc.co.jp/ ）にて公開しているオンライン英和・和英データベース「英辞郎 on the WEB」を、その場で便利に検索できる Firefox アドオンです。ダブルクリック検索、範囲指定検索などのクイックサーチ機能もついています。有料版「英辞郎 on the WEB Pro」（ http://eowp.alc.co.jp/info2/ ）にも対応。
Memrise Handler for firefox has been developed in order to simplify the learning of courses on memrise. It allows to do most of the actions possible on the site in two clicks, thus increasing the speed of the learning.
ClickReader reads the text of a web page out loud using the built-in voice on Windows and Mac OS X. It can read selected sections of the page or read continuously from a specific location. Text on the page is highlighted as it is read aloud.
Adds to browser Russian(RU) synonyms dictionary from package LibreOffice.