NexusHD2-ICS-CM9, NexusHD2-IceCreamSandwich, NexusHD2-Gingerbread and NexusHD2-Froyo series are the Nexus One based Android ROMs optimized for HTC HD2/Leo.

Please visit the link below for more information.

http://sites.google.com/site/nexushd2android/