Second, it brings Pixel features for non-pixel devices like the newer Google Assistant, built-in GCam support, Pixel live wallpapers, and more. Also, on some ROMs, you may have to flash a GApps package such as OpenGapps (website) or NikGApps (website). I have personally tested almost all the ROMs listed below on my Redmi K20 Pro, Poco F1, and Mi A1.