Last year, while working on a consulting project, I had to export lots of screenshots from ADAMS. I got so annoyed at constantly having to click through my directory hierarchy, that I implemented a little accessory component for the JFileChooser in Swing, allowing me to define bookmarks. Man, that made it so much easier all of a sudden!
The component is modeled after the bookmarks from the file chooser that Gnome users have been familiar with for many years. Here is a screenshot:
You can find the project homepage here:
And on Maven Central: