openkraken / kraken

A web standards-compliant, high-performance rendering engine based on Flutter.

⭐️ If your project uses Flutter 3.x or later, we recommend using Kraken's fork project - openwebf.

⭐️ 如果你的项目使用的 Flutter 3.x 以上版本，我们推荐使用 Kraken 的 fork 项目 —— openwebf。

Kraken

💁 Have a try

1. Install Kraken CLI (macOS, Linux only currently)

   $ npm i @openkraken/cli -g

2. Open with kraken

   $ kraken run https://raw.githubusercontent.com/openkraken/kraken/master/kraken/example/assets/bundle.js

💌 Why kraken

• Quick development 🎉

  Compatibility with web standards means you don't have to change your stack.

  const text = document.createTextNode('Hello World!');
  document.body.appendChild(text);

• Cross platform ⚛️

  Seamless integration with Flutter, supports web, mobile (iOS, Android) and desktop (MacOS, Linux, Windows).

• Fast performance 🚀

  Provide native-like performance such as navigation, animation and infinite list scrolling.

Flutter version scope

Only flutter stable released version are fully tested.

Kraken	Flutter
>= 0.7.0 < 0.8.0	1.22.0 ~ 1.22.6
>= 0.8.0 < 0.10.0	2.2.0 ~ 2.2.3
>= 0.10.0 < 0.11.0	2.5.0 ~ 2.5.3
>= 0.11.0	2.8.0 ~ 2.8.1

👏 Contributing

By contributing to Kraken, you agree that your contributions will be licensed under its Apache-2.0 License.

Read our contributing guide and let's build a better kraken project together.

Thank you to all the people who already contributed to Kraken!

Copyright (c) 2019-present, The Kraken authors.