3.32.0
What's New
Flutter 3.32 delivers experimental web hot reload, native iOS design fidelity through Cupertino squircles, and unified Firebase AI integration with Gemini and Imagen models. Major performance improvements include 80% faster semantics compilation and 30% web frame time reduction. Desktop platforms gain multi-window stability fixes and thread merging capabilities, while Android gains stylus handwriting support and Kotlin-based Gradle tooling for improved build reliability.
Highlights
- Hot reload on web now available experimentally with --web-experimental-hot-reload flag
- Cupertino squircles (rounded superellipses) added for native iOS design fidelity
- Firebase AI Logic SDK provides unified access to Gemini and Imagen models
- Semantics compilation optimized by 80%, reducing web frame time by 30%
- Android stylus/Scribe handwriting input support on API 14+
- Flutter Property Editor tool added to VS Code and Android Studio
- Multi-window desktop support improvements for accessibility, focus, keyboard, and text input
Breaking Changes
- iOS and macOS minimum versions will increase to iOS 13 and macOS 10.15 in next stable release
- Six packages discontinued: flutter_markdown, ios_platform_images, css_colors, palette_generator, flutter_image, flutter_adaptive_scaffold
- Android semantic announcement events deprecated as of API 36, use SemanticProperties.liveRegion instead
- ExpansionTileController deprecated in Material library
Deprecations
- iOS 12 and macOS 10.14 (Mojave) support deprecated, minimum will be iOS 13 and macOS 10.15
- firebase_vertexai package superseded by firebase_ai package
- AnnounceSemanticsEvent on Android deprecated in favor of polite implicit announcements
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