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Tag: flutter

55 posts · Page 4 of 6

2026-05-16 flutter dart swiftpm

Flutter 3.44 Splits Material and Cupertino Out of the SDK and Defaults to SwiftPM

Flutter 3.44 stable freezes Material and Cupertino inside the SDK and points new work at the material_ui and cupertino_ui packages on pub.dev. SwiftPM also becomes the default for iOS and macOS, finally retiring CocoaPods.

2026-05-06 flutter dart riverpod

How to migrate a Flutter app from GetX to Riverpod

Step-by-step migration from GetX to Riverpod 3.x in a real Flutter app: GetxController to Notifier, .obs to derived providers, Get.find to ref.watch, Get.to to go_router, plus snackbars, theming, and tests. Tested on Flutter 3.27.1, Dart 3.11, flutter_riverpod 3.3.1.

2026-05-06 flutter dart devtools

How to profile jank in a Flutter app with DevTools

Step-by-step guide to finding and fixing jank in Flutter 3.27 with DevTools: profile mode, the Performance overlay, the Frame Analysis tab, the CPU Profiler, raster vs UI thread, shader warm-up, and Impeller-specific gotchas. Tested on Flutter 3.27.1, Dart 3.11, DevTools 2.40.

2026-05-06 flutter dart material-3

How to set the accent color in a Flutter app with Material 3 ColorScheme

The 2026 way to set an accent color in Flutter with Material 3: ColorScheme.fromSeed, the colorSchemeSeed shorthand, the seven DynamicSchemeVariant options, dark mode, dynamic_color on Android 12+, and harmonizing brand colors. Tested on Flutter 3.27.1 and Dart 3.11.

2026-05-05 flutter dart android

How to add platform-specific code in Flutter without plugins

Call native Android (Kotlin) and iOS (Swift) code from a Flutter 3.x app without writing a plugin: MethodChannel, EventChannel, BasicMessageChannel, the StandardMessageCodec type table, threading rules, and the cases where a plugin still wins.

2026-05-05 dart flutter isolates

How to write a Dart isolate for CPU-bound work

When async/await is not enough: spawn a Dart isolate to run CPU-bound work off the UI thread. Isolate.run, Flutter's compute, long-lived workers with SendPort/ReceivePort, what can cross the boundary, and the JS/web caveat. Tested on Dart 3.11 and Flutter 3.27.1.

2026-05-04 flutter dart ci

How to target multiple Flutter versions from one CI pipeline

Practical guide to running one Flutter project against multiple SDK versions in CI: a GitHub Actions matrix with subosito/flutter-action v2, FVM 3 .fvmrc as the source of truth, channel pinning, caching, and the gotchas that bite when the matrix grows past three versions.

2026-04-13 flutter dart game-development

Fluorite: Toyota Built a Console-Grade Game Engine on Flutter and Dart

Fluorite is an open-source 3D game engine that embeds Google Filament rendering inside Flutter widgets and lets you write game logic in Dart.

2026-02-08 flutter dart debugging

Flutter: Droido 1.2.0 is a debug-only network inspector with zero release impact

Droido 1.2.0 landed on Feb 8, 2026 as a debug-only network inspector for Flutter. The interesting part is not the UI. It is the packaging story: keep a modern inspector in debug builds while ensuring release builds remain clean, small, and unaffected.

2026-02-07 dart flutter

biometric_signature 10.0.0: `simplePrompt()` is the feature, new `BiometricError` values are the real breaking change (Flutter 3.x)

biometric_signature 10.0.0 adds simplePrompt() and new BiometricError values. Here is how to handle the breaking change and future-proof your Flutter 3.x auth flows.