Complex sentence: The Enlightenment Foundation Libraries, or EFL, is a set of open source graphical software libraries that grew out of the Enlightenment window manager project and is developed by Enlightenment.org with some sponsorship from Samsung, ProFUSION and Free.fr.
Split into simpler sentences: The Enlightenment Foundation Libraries (EFL) are a set of open source graphics libraries that grew out of the development of the Enlightenment window manager. EFL is developed by Enlightenment.org with some sponsorship from Samsung, ProFUSION and Free.fr.