HiThere's so many differen't ROMS too choose from.
CyanogenMod Android 4.4 KitKat
SlimKat Android 4.4 KitKat
Infamous Android 4.4.2 custom firmware
OmniROM Android 4.4 KitKat
and many more. I recommend you look through the forums until you find one that you like.
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