Flutter is Google’s open-source UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase. Written in Dart, it sidesteps the whole webview question entirely: apps compile ahead-of-time into native binaries and render every pixel with their own high-performance engine — no Chromium, no Node.js, and no system webview in the chain.
That means smooth, consistent performance across Windows, macOS, and Linux, plus mobile and web support as a bonus. The trade-off is that Flutter apps are not really web apps under the hood: you write in Dart and use Flutter’s widget system rather than a DOM, so it is a bigger conceptual change if you are coming from an Electron or web background.
Windows, macOS, Linux, iOS, Android, Web
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