expo-brownfield

Expo Brownfield A brownfield app is an existing native iOS or Android app that adopts React Native incrementally, as opposed to a greenfield app that is React Native from day one. Expo supports two distinct ways to add React Native to a brownfield project: Approach What ships to the native app When to choose Isolated Prebuilt AAR / XCFramework Native team doesn't need Node or RN tooling; RN code can live in a separate repo Integrated React Native sources added to the existing Gradle / CocoaPods build One team owns everything; comfortable with RN tooling; wants a single build For the full decision matrix, see ./references/comparison.md . Pick an approach Use these quick rules — fall through to comparison.md for anything ambiguous. Show more