Amarok 2.0 script, that shows information about the currently played track as a notification using a notification daemon that implements the freedesktop.org dbus interface (e.g. libnotify, notify-osd, knotify since kde 4.3).
A photo gallery that only uses javascript for viewing. No backend scripting language is used; instead, a pythonscript is run on a collection of photos outputting an album in a directory which is dropped into any web server to be served as static content