Smart Cleanup Tools is most powerful database cleanup plugin for WordPress, it comes with 31 cleanup tools that can remove all sorts of orphaned, invalid or unused data. But, how effective this cleanup is? Here is the test done with Dev4Press website.
New SMART Plugins plugin for WordPress is Smart Navigation Breadcrumbs. It is easy to setup and use plugin for adding responsive breadcrumbs based navigation with wide range of visual control and options to display breadcrumbs.