Magnific Popup - The greater part of Lightbox modules will completely preload a picture before showing it.
Eagle App - Unify your creative inspiration in one place. Store anything – inspiring images, design mockups, illustrations, screenshots and more.
jQuery Lightbox - jQuery Lightbox plugins are utilized to showcase images and other web stuff using modal dialogs.
Pixave - The ultimate image organizer for the Mac.
prettyPhoto - prettyPhoto is a jQuery Lightbox clone.
Ego - Ego gives you one central—and lovely—location to check web statistics that matter to you.