An android slideshow/screensaver gallery for photos. A few photos are part of the apk, while the rest are downloaded from the back-end (currently supports opml xml file, but can easily be extended). Support android 2.1 - 4.0 and is optimized for phones, tablets and GoogleTV
Use Flickr public favorites as backend.
API http://www.flickr.com/services/api/flickr.favorites.getPublicList.html
This will allows us to get a set of photos with title,description and various resolutions.