by Ron Rennick on WordPress.org
A flexible and customizable event driven cache purge plugin to work in conjuction with Nginx configured as a front end proxy to a WordPress install. For use with either single WP sites or in a WP network. If you have a single WP site without custom post types or mobile support the Nginx Proxy Cache Plugin is simpler and will probably meet your needs.
Features
ranpcp_purge_urls( $array_of_urls ) function for custom purging by other pluginsThis plugin was written by Ron Rennick in collaboration with the University of Mary Washington.