Android 2.3.2 Gingerbread anyone? NexusHD2-Gingerbread NAND Android is a clean ROM compiled from AOSP Gingerbread for Nexus One (GRH78C / Android 2.3.2). And using tytung_r3_oldcam Kernel (supports CIFS, UTF-8, WiFi MAC address, Yaffs, Ext2/3/4) based on hastarin r8.6 oldcam. Most of the stuffs are working fine except camcorder on high setting, Bluetooth which has 60mA battery drain issue on standby and blinking keypad which can be fixed by installing LED Me Know.
Installation guide ~ How to Install NAND Android on HTC HD2 with ClockworkMod Recovery? (Video)
Download NexusHD2-Gingerbread v2.2 [Kernel: Tytung r3 oldcam] NAND ROM here.