Xfce is a desktop environment that comes with core components and some applications. Xfce Directory provides a clean web interface to select quality data and is the first effort in good eye-candy selection for the end-user. While it focuses on themes, it will grow and focus on applications aswell with a selection of end-user applications.
Can I join the team?
Sure, we always look forward for motivated people to maintain a bunch of data. You will need a good sense of organization, and little time to decide if data is qualified for the website.
Can I upload content from another author?
Will there be a rating system?
Not sure. A 5 stars rating by anonymous users is a possibility, but the tags are more interesting. Tags like good, very-good, awesome, … those tags are either admin-defined or by number of downloads (delta between two dates would be more accurate and avoid an eternel TOP 1).