WP BTBuckets is a WordPress plugin by Omninoggin, function of this plugin is simple, it’s integrate BTBuckets with your installed WordPress.
What’s BTBuckets? BTBuckets is a free tool that allows sites to create user segments and take actions upon them in real time. Think of segments as buckets, where you keep your users. For each bucket, you might take a different set of actions, as well integrating with Adservers, CMS, Web analytic or any other tool.