Thank you to Kevin Brightwell for spearheading the umple examples repository.
We have setup an "umpr" UI to visualize the examples that we scrape from various sources and maintain them in a git repository (so that we can mine the changes over time, both how the versions of the models change, and how the umple aplication changes.
We just launched this AM, so there will be a few integration kinks, but have a look around.
Here is the UI code
And here is the examples git repo
The heavy lifting for scraping the example sites is