This is where Google's Flutter UI framework kicks in. Find out how to build a cross platform 'Hello World' app, using Flutter and Dart.

Google has followed through on plans to broaden the scope of its Flutter UI framework for mobile apps, announcing a technical preview of Flutter for the Web.

In addition to mobile apps, developers will be able to use Flutter to build apps for the web, desktop and embedded devices -- all from a single code base.

Flutter lets you build compiled, cross-platform mobile, desktop, and web applications from a single codebase. Get started with Flutter and its easy-to-use programming language, Dart.

With the Flutter 3 release, the platform now supports iOS, Android and web apps, as well as Windows, macOS and Linux desktop apps, all as part of Flutter’s stable release.

Google makes progress in enabling Flutter to be used to create desktop apps for Linux, macOS and Windows.

Under-the-hood, “ Hamilton — The Official App ” also happens to be one of the first applications built with Flutter, which is also used as the UI layer for Google’s in-progress Fuchsia OS.

xplore Flutter's latest updates, from AI tools to WebAssembly, and see how it's revolutionizing multiplatform app development in 2025.