On behalf of the Jython development team, I'm pleased to announce that the first release candidate of Jython 2.5.4 and the first beta of Jython 2.7 are available. The 2.5.4rc1 details are here: http://fwierzbicki.blogspot.com/2013/02/jython-254-rc1-released.html The 2.7b1 details are here: http://fwierzbicki.blogspot.com/2013/02/jython-27-beta1-released.html Thanks to Adconion Media Group for sponsoring my work on Jython, and thanks to the many contributors to Jython! -Frank