Clone this repo:
  1. 72e1498 Roll Dart SDK from be8a95b6717d to 2c928cc12f94 (6 revisions) (#48818) by skia-flutter-autoroll · 8 hours ago main
  2. 70d87b8 Roll Clang from 00396e6a1a0b to 725656bdd885 (#48817) by skia-flutter-autoroll · 8 hours ago
  3. 6a687be [Impeller] implements new blur tile mode (#48805) by gaaclarke · 10 hours ago
  4. 47d4225 Roll Skia from dd7e37c0e2bd to 9e89d96899f4 (2 revisions) (#48809) by skia-flutter-autoroll · 11 hours ago
  5. e99a483 Add a note that rolling clang_version manually is dangerous. (#48808) by Matan Lurey · 11 hours ago

Flutter Engine

OpenSSF Scorecard SLSA 1

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.