Enlightenment is a completely themeable, highly configurable WindowManager for the X Window System, traditionally used in Unix environments.
Currently up to release 0.16-ish, commonly refered to as E16
Has 'epplets', which are applets for Enlightenment
Currently a mayor rewrite is underway for Enlightenment 0.17 (E17)
2 pages link to Enlightenment:
lib/main.php:944: Notice: PageInfo: Cannot find action page
lib/main.php:839: Notice: PageInfo: Unknown action
lib/blame.php:177: Warning: Invalid argument supplied for foreach()