Announcing Flutter 3.38 & Dart 3.10: Building the future of apps Hi, Flutter community! My name is Emma Twersky, and I am unbelievably excited to be your new lead for Flutter and Dart DevRel. I’m …

Flutter is a portable UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase, offering a fast and expressive way to develop beautiful user interfaces. Developers can learn about cross-platform app development, reactive UI programming, and widget-based architectures to create stunning and performant apps using Flutter's modern framework and tooling.

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Flutter 3.38 and Dart 3.10 are now available with significant improvements to developer productivity and AI integration. Key features include Dart's dot shorthands for more concise code, stable build hooks for native asset bundling, and Flutter's web enhancements with hot reload support. The release introduces Flutter GenUI SDK for building dynamic AI-powered UIs, Firebase AI integration samples, and Gemini CLI extension. Platform updates include full iOS 26/Xcode 26 support, Android NDK r28 for 16KB page size compatibility, predictive back gestures on Android, and enhanced accessibility features. Developer tooling improvements include an experimental Widget Previewer and new analyzer plugin system.

Announcing Flutter 3.38 & Dart 3.10: Building the future of apps

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Productivity and platform power: What’s new in Flutter 3.38 and Dart 3.10