&gt; <i>It shared the folders correctly</i><p>Except on Mac, where it sometimes doesn&#x27;t. Have you not run into permissions issues? Or having a file-watcher process running in the container not being triggered by changes from the host? There are a tonne of quirks that came with boot2docker. It was worth it, of course, but they were still there; and this app is specifically aiming to address them.