Do you know how Chinese super apps work? A study with Flutter

Você já deve ter ouvido que "o WeChat é seu WhatsApp, seu banco e seu Uber, tudo no mesmo app". Essa comparação vende bem a ideia pra quem nunca usou um super app chinês, mas é só a superfície. Por trás dela existe uma decisão de arquitetura de software bem específica, que a maioria dos artigos sobre "super apps em Flutter" nunca chega a explicar: como um único aplicativo consegue rodar dezenas…

Translated from Portuguese Read in Portuguese

dev.to ·7h ago

The article discusses the architecture of "super apps" like WeChat, Alipay, and Douyin, which host thousands of third-party services within a single app. These apps use a three-layer architecture: a native shell, a runtime engine, and mini-programs that run isolated and secure code. The key to their functionality is a custom script engine that interprets code at runtime, rather than compiling it natively, due to App Store and Play Store policies.

WeChat, Alipay, and Douyin each use different engines, such as MINA, APPX + V8 Worker, and JS Core, respectively. A W3C working group is attempting to standardize the ecosystem.

Written by urgent.news from Dev.to's report — not a translation of it. Machine-written — may contain errors; check the original before relying on it.

Read the original at dev.to →

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