WP App Store
A WordPress plugin allowing you to purchase and install themes and plugins from top brands from within your WordPress dashboard.<iframe width="560" height="315" src="http://www.youtube.com/embed/FPATOT5RRRQ?rel=0&html5=1&theme=light" frameborder="0" allowfullscreen=""></iframe>
Visit wpappstore.com for plugin download and easy to follow installation instructions.
Why isn't this in the WordPress.org plugin directory?
Unfortunately storefront plugins are against the WordPress.org plugin directory guidelines.