Currently, Picky can:
* Display PNG, JPEG, and GIF images.
* Display SVG files with librsvg if your GTK+2 install supports it.
* Will display the contents of a entire directory. Just drag it to or in the app, and it can add all images it finds in the directory.
* It will automatically-resize the window to the size of each image.
* New in 0.4.1 Scale images to the size of the window
* Set your ROX-Pinboard wallpaper.