We are going to do a series of tutorials providing step-by-step tutorial for building a dropbox ruby on rails web app. Justcast, one of our featured web app. It provided a simple and easy way to host podcast. It leverages dropbox SDK and use as an interfaces to provide a seamless user experience for uploading podcasts, without the hassle of all the uploading to server and maintain the RSS generation.
http://justcast.herokuapp.com
http://justcast.herokuapp.com