Password Chameleon

Password Chameleon provides a unique, secure password for every website you visit. Simply enter your secret password and Password Chameleon will generate a password for you and copy it to the clipboard. - Passwords are never stored or sent over the internet. - Passwords are 10 characters and always contain numbers, letters and punctuation. - Password Chameleon is also available for your smartphone or computer. Visit the Password Chameleon website for more information.

Screenshots from Chrome Web Store