Proof

@react-native-community/masked-view

the retired package JS runs unchanged against the same RNCMaskedView native view seam as its renamed successor
90%
API coverage
No visual proof cases have been published for this package yet. The registry summary below describes what the compat layer implements.
Working
default MaskedView component, alpha-channel maskElement compositing, children, View props and refs, and the upstream invalid-mask warning plus unmasked View fallback
Missing
the retired package publishes a class declaration that TypeScript 5.9 cannot use as JSX with current React 19 types; native iOS and Android compositor timing under animated masks