Proof

@react-native-community/blur

published package JavaScript runs over native blur hosts with measured iOS 27 material and legacy vibrancy filters
85%
API coverage
No visual proof cases have been published for this package yet. The registry summary below describes what the compat layer implements.
Working (2)
published iOS and Android wrappers; native BlurViewAndroidBlurView and VibrancyView hosts; UIKit blur style aliases; iOS 27 blurAmount no-op; modern material vibrancy with light and dark matrices; legacy xlight/light/dark/regular/prominent/extraDark vibrantLight and vibrantDark compositing; reducedTransparencyFallbackColor follows the simulated system setting
Missing (2)
Android blurAmount/blurRadius/downsample/autoupdate semanticsnative reduced-transparency transition parity