On Fri, 2010年09月10日 at 09:48 -0300, Gabriel Duarte wrote: > Someone have compiled and used it? Yes, for compilation, you need the libnotify-dev package (in Debian/Ubuntu). It is simple, but definitely useful, if you want to write some background applications in Lua (like periodic checking of email, etc.) which notifies the user about various events using a popup box (like on http://www.markshuttleworth.com/wp-content/uploads/2009/02/notify-osd-screenshot.png )