Iain Poulson announced that Plugin Rank is open to the public yesterday. It is a new service that allows plugin authors to track their rankings by keyword on the official WordPress plugin directory. The service is geared toward plugin authors with freemium offerings.
The tools were already in place for Poulson to build the service. He just needed to build his service on top of them. “Plugin Rank leverages the WordPress.org API to retrieve a set of plugins for a search term,” he said. “It’s the same API that WordPress uses when a user searches for a plugin inside their