YouTube Revenue Calculator - Discover your true income potential as a YouTuber
Hover Zoom - Enlarge thumbnails on mouse over.
Brunhilde - Analyze YouTube comments to know what your audience thinks
Image Max URL - Help find larger or original versions of images, including a customizable image popup feature
YouTube - Our mission is to give everyone a voice and show them the world.
Hover Zoom+ - Google Chrome extension for zooming images on mouse hover - extesy/hoverzoom