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Dart

Dart is an open-source, scalable programming language, with robust libraries and runtimes, for building web, server, and mobile apps.

Dart

An approachable, portable, and productive language for high-quality apps on any platform

Dart is:

  • Approachable: Develop with a strongly typed programming language that is consistent, concise, and offers modern language features like null safety and patterns.

  • Portable: Compile to ARM, x64, or RISC-V machine code for mobile, desktop, and backend. Compile to JavaScript or WebAssembly for the web.

  • Productive: Make changes iteratively: use hot reload to see the result instantly in your running app. Diagnose app issues using DevTools.

Dart's flexible compiler technology lets you run Dart code in different ways, depending on your target platform and goals:

  • Dart Native: For programs targeting devices (mobile, desktop, server, and more), Dart Native includes both a Dart VM with JIT (just-in-time) compilation and an AOT (ahead-of-time) compiler for producing machine code.

  • Dart Web: For programs targeting the web, Dart Web includes both a development time compiler (dartdevc) and a production time compiler (dart2js).

License & patents

Dart is free and open source.

See LICENSE and PATENT_GRANT.

Using Dart

Visit dart.dev to learn more about the language, tools, and to find codelabs.

Browse pub.dev for more packages and libraries contributed by the community and the Dart team.

Our API reference documentation is published at api.dart.dev, based on the stable release. (We also publish docs from our beta and dev channels, as well as from the main branch).

Security & reporting vulnerabilities

To report potential vulnerabilities, please see our security policy on https://dart.dev/security.

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  1. sdk sdk Public

    The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.

    Dart 11.3k 1.9k

  2. language language Public

    Design of the Dart language

    TeX 2.9k 239

  3. site-www site-www Public

    The source for the Dart website.

    Dart 1.1k 793

  4. dart-pad dart-pad Public

    An online Dart editor with support for console, web, and Flutter apps.

    Dart 1.9k 634

  5. web web Public

    Lightweight browser API bindings built around JS static interop.

    Dart 194 51

Repositories

Showing 10 of 41 repositories
  • sdk Public

    The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.

    dart-lang/sdk's past year of commit activity
    Dart 11,312 BSD-3-Clause 1,940 5,000+ 37 Updated Oct 21, 2026
  • tools Public

    This repository is home to tooling related Dart packages.

    dart-lang/tools's past year of commit activity
    Dart 119 BSD-3-Clause 110 564 (7 issues need help) 67 Updated Oct 21, 2026
  • core Public

    This repository is home to core Dart packages.

    dart-lang/core's past year of commit activity
    Dart 75 BSD-3-Clause 50 231 (1 issue needs help) 20 Updated Oct 20, 2026
  • http Public

    A composable API for making HTTP requests in Dart.

    dart-lang/http's past year of commit activity
    Dart 1,114 BSD-3-Clause 429 361 24 Updated Oct 21, 2026
  • web Public

    Lightweight browser API bindings built around JS static interop.

    dart-lang/web's past year of commit activity
    Dart 194 BSD-3-Clause 51 90 (1 issue needs help) 25 Updated Oct 20, 2026
  • dartdoc Public

    API documentation tool for Dart.

    dart-lang/dartdoc's past year of commit activity
    Dart 492 BSD-3-Clause 138 285 12 Updated Oct 20, 2026
  • test Public

    A library for writing unit tests in Dart.

    dart-lang/test's past year of commit activity
    Dart 536 237 276 20 Updated Oct 21, 2026
  • ai Public

    A general repository for AI / GenAI packages and explorations.

    dart-lang/ai's past year of commit activity
    Dart 287 BSD-3-Clause 74 68 3 Updated Oct 21, 2026
  • site-www Public

    The source for the Dart website.

    dart-lang/site-www's past year of commit activity
    Dart 1,056 792 43 7 Updated Oct 20, 2026
  • co19 Public

    A Dart language and library conformance test suite

    dart-lang/co19's past year of commit activity
    Dart 40 BSD-3-Clause 30 19 10 Updated Oct 20, 2026