May 9, 2007 - Boston Flash Design Patterns Group - Doug Marttila
Open Office Format (to get Open Office go here)
All the information from the presentation is from the Heads Up Design Patterns book.
code is in Flex 2
It hardly needs to be said because the swfs are so lame that I can't imagine anyone using them for anything but understanding these patterns. But, the code is totally open source and can be used for anything you want: commercial, non-commercial, whatever.