Lastest Android 4.3 leak for the Samsung GALAXY Note II said to be close to final build

"OpenGL 3.0 Support
ANT+ Support
Samsung KNOX Implementation (KNOX bootloader and dedicated application)
Samsung Wallet comes pre-loaded
Improved RAM management
Improved Display colour reproduction (Display looks much sharper than before)
Improved TouchWiz Launcher (Much less launcher redraws and less lag)
New Samsung Keyboard
New Samsung Browser (Full screen by default, new tab interface and more)
New Reading Mode (Optimises display for reading, used by only a few specific applications)
New Camera firmware
Minor UI tweaks (Contacts app, Flashlight Widget, dialog boxes etc)"-Android 4.3 Changelist for the Samsung GALAXY Note II
ANT+ Support
Samsung KNOX Implementation (KNOX bootloader and dedicated application)
Samsung Wallet comes pre-loaded
Improved RAM management
Improved Display colour reproduction (Display looks much sharper than before)
Improved TouchWiz Launcher (Much less launcher redraws and less lag)
New Samsung Keyboard
New Samsung Browser (Full screen by default, new tab interface and more)
New Reading Mode (Optimises display for reading, used by only a few specific applications)
New Camera firmware
Minor UI tweaks (Contacts app, Flashlight Widget, dialog boxes etc)"-Android 4.3 Changelist for the Samsung GALAXY Note II
source: SamMobile via GSMArena