GimmeFun - Giphy for Emoji stories
Stylebot - Change the appearance of websites instantly. Preview and install styles created by other users on stylebot.me
Emoji Party - An audio visual interactive emoji experience.
Dark Reader - Reduce eye strain in your browser with this extension that provides a dark theme for browsing.
QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.
FreeStylerWs - Styles and skins for all popular sites in the web