Dirk Lüth
jQuery plugin to react on elements entering or nearing the visible area.
Dan Cobb
jQuery selector to find elements near the viewport.
Jason Ramsey
jQuery plugin to trigger a function when an element is displayed on screen.
Tobias Lindig
Calculate the position of an element relative to another element or event. It has also functionality to handle collision within the viewport of a given container. It does not manipulate CSS or DOM, it only calculates values. It is a basic technology to support implementation of tooltips, popups, popovers, scrollspies, sticky navi and many more.
h920526
jQuery Lazy Scroll Loading Plugin