engine-flutter-autoroll f94fa7ea2d
Roll Flutter Engine from f310ffd1461a to 7098858dc0a5 (9 revisions) (#120251)
* 0e25c0a1c [impeller] ensure full glyphs respect alpha (flutter/engine#39377)

* 684cfe292 Add helpers for updating arm tools in CIPD (flutter/engine#39458)

* e6cf1c532 Roll Skia from 87dbc81b421f to bd48f82dcabb (8 revisions) (flutter/engine#39459)

* bf8547dd9 Override _accessibilityHitTest to fix IOS 16 semantics issues  (flutter/engine#38794)

* 2e225eb6b Manual roll Dart SDK from a507a9057730 to 5c74c8b64dec (9 revisions) (flutter/engine#39462)

* ca05af79e [Windows] Remove accessibility root assumptions (flutter/engine#39441)

* 3e9eb95ea Roll Skia from bd48f82dcabb to f30529658275 (7 revisions) (flutter/engine#39463)

* 85958c2ea Update malioc analysis golden file (flutter/engine#39461)

* 7098858dc Roll Fuchsia Mac SDK from zYEsaCaA1cokDUU43... to uYw6cCpJIpQa42G4O... (flutter/engine#39466)
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Flutter

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Flutter is Google's SDK for crafting beautiful, fast user experiences for mobile, web, and desktop from a single codebase. Flutter works with existing code, is used by developers and organizations around the world, and is free and open source.

Documentation

For announcements about new releases, follow the flutter-announce@googlegroups.com mailing list. Our documentation also tracks breaking changes across releases.

Terms of service

The Flutter tool may occasionally download resources from Google servers. By downloading or using the Flutter SDK, you agree to the Google Terms of Service: https://policies.google.com/terms

For example, when installed from GitHub (as opposed to from a prepackaged archive), the Flutter tool will download the Dart SDK from Google servers immediately when first run, as it is used to execute the flutter tool itself. This will also occur when Flutter is upgraded (e.g. by running the flutter upgrade command).

About Flutter

We think Flutter will help you create beautiful, fast apps, with a productive, extensible and open development model, whether you're targeting iOS or Android, web, Windows, macOS, Linux or embedding it as the UI toolkit for a platform of your choice.

Beautiful user experiences

We want to enable designers to deliver their full creative vision without being forced to water it down due to limitations of the underlying framework. Flutter's layered architecture gives you control over every pixel on the screen and its powerful compositing capabilities let you overlay and animate graphics, video, text, and controls without limitation. Flutter includes a full set of widgets that deliver pixel-perfect experiences whether you're building for iOS (Cupertino) or other platforms (Material), along with support for customizing or creating entirely new visual components.

Reflectly hero image

Fast results

Flutter is fast. It's powered by the same hardware-accelerated 2D graphics library that underpins Chrome and Android: Skia. We architected Flutter to support glitch-free, jank-free graphics at the native speed of your device. Flutter code is powered by the world-class Dart platform, which enables compilation to 32-bit and 64-bit ARM machine code for iOS and Android, as well as JavaScript for the web and Intel x64 for desktop devices.

Dart diagram

Productive development

Flutter offers stateful hot reload, allowing you to make changes to your code and see the results instantly without restarting your app or losing its state.

Hot reload animation

Extensible and open model

Flutter works with any development tool (or none at all), and also includes editor plug-ins for both Visual Studio Code and IntelliJ / Android Studio. Flutter provides tens of thousands of packages to speed your development, regardless of your target platform. And accessing other native code is easy, with support for both FFI (on Android, on iOS, on macOS, and on Windows) as well as platform-specific APIs.

Flutter is a fully open-source project, and we welcome contributions. Information on how to get started can be found in our contributor guide.

Languages
Dart 75%
C++ 16.5%
Objective-C++ 2.9%
Java 2.8%
Objective-C 0.7%
Other 1.9%