Install Flutter
Install the Flutter SDK, set up any initial target platform, and get started learning and developing with Flutter!

GitHub - flutter/flutter: Flutter makes it easy and fast to build ...
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.

Development - Flutter
Flutter allows you to build apps for mobile, web, desktop, and embedded devices — all from a single codebase.

Install Flutter manually
Learn how to install and set up the Flutter SDK manually.

Flutter (software) - Wikipedia
Flutter is an open-source UI software development kit created by Google. It can be used to develop cross platform applications from a single codebase for the web, [4] Fuchsia, Android, iOS, Linux, macOS, and Windows. [5]

FlutterFlow - Build Beautiful, Modern Apps
FlutterFlow is a visual development platform that lets you build high-quality mobile, web, and desktop applications faster than ever.

Flutter Tutorial - GeeksforGeeks
Large community: Flutter has a growing and supportive community, which provides Flutter developers with vast documentation, resources, and third-party packages, which makes the development easy. Open-Source: Flutter is a free and open-source framework for developing mobile applications. Features of Flutter Features of the Flutter include:

Flutter - GitHub
Flutter is an open source UI toolkit for building beautiful, natively compiled applications for mobile, web, desktop, and embedded devices from a single codebase. Flutter is primarily funded by Google with contributors from all around the world.

Flutter: 为所有屏幕创造精彩 - Flutter 中文开发者网站 - Flutter
Flutter 官方文档中文版，包含 SDK 下载、最新特性介绍、代码示例、开发文档、中文社区等内容。