sentences:  Moonlight 2.0 was released in December 2009.The Moonlight 2.0 release also contained some features of Silverlight 3 including a pluggable media framework which allowed Moonlight to work with pluggable open codecs, such as Theora and Dirac.Preview releases of Moonlight 4.0, targeting Silverlight 4 compatibility, were released in early 2011.