Naev (previously NAEV, or Not Another/Neutron Accelerated Escape Velocity, depending on who you ask) is an open source Escape Velocity clone, set in an After the End scenario in which the the sun has exploded in an event known as "The Incident" and created a vast, impenetrable nebula. With the loss of Earth, The Empire (founded out of The Federation) is shattered, unable to keep the Houses under control. Now it's every man for himself as Space Pirates run rampant despite everyone's best efforts. Currently in development, as is this article. Links;