The simply the best collection of infinite scroll scripts
Pre-fetches content from a subsequent page and adds it to the current page. Available as jQuery plugin or WordPress plugin.
Build highly customizable infinite scrolling effects with up-scroll and prepend and data truncation.
A jQuery plugin for infinite scrolling. The new content can be loaded automatically each time you scroll to the end of the existing content or it can be triggered to load by clicking a link at the end of the existing content.