Text to Voice is a Firefox extension that gives your browser the power of speech. Select text, click the button on the bottom right and this add-on speaks the selected text for you. Isn't it brilliant?
Here comes a speaking add-on. Literally, it speaks. Did you ever come across a word which you were not sure how to pronounce? Ever wondered an easy way to hear the word? This add-on is surely going to get a place on your best buddies list. You only need to select the word/words to be pronounced and click the button on the bottom right of your browser. That's all. Your new buddy is going to say the word/words for you.