MiniRefresh is a graceful HTML5 drop-down refresh plugin. No dependency, high performance, multi themes support and easy to expand.
pull-to-reload is a pull to refresh implementation for the web. Designed to work with both mobile and desktop devices. Fits nicely with web-apps or single-page applications (SPA)
PulltoRefresh.js is a quick and powerful plugin for your pull-to-refresh needs in your webapp.
Hook.js is a plugin that took a "pull to refresh" feature from mobile phones and tablets and made it work for the web.