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  1. d962fbb Roll Dart SDK from 9e633e463902 to f0ae96d202ca (1 revision) (#42651) by skia-flutter-autoroll · 48 minutes ago main master
  2. b5a4650 Benchmarks configurations for engine v2. (#42622) by godofredoc · 2 hours ago
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  4. ff7adb8 Roll Dart SDK from bbce07ad3944 to 9e633e463902 (3 revisions) (#42646) by skia-flutter-autoroll · 5 hours ago
  5. de81d13 Roll dart to (#42638) by Alexander Aprelev · 6 hours ago

Flutter Engine

OpenSSF Scorecard

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.

The Flutter Engine is a portable runtime for hosting Flutter applications. It implements Flutter's core libraries, including animation and graphics, file and network I/O, accessibility support, plugin architecture, and a Dart runtime and compile toolchain. Most developers will interact with Flutter via the Flutter Framework, which provides a modern, reactive framework, and a rich set of platform, layout and foundation widgets.

If you want to run/contribute to Flutter Web engine, more tooling can be found at felt. This is a tool written to make web engine development experience easy.

If you are new to Flutter, then you will find more general information on the Flutter project, including tutorials and samples, on our Web site at For specific information about Flutter's APIs, consider our API reference which can be found at the

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