How React Native Works Under the Hood

React Native lets you describe a screen with JavaScript and render it using real iOS and Android views. I've wanted to unpack what happens between those two steps for a long time, so I made a short

React Native lets you describe a screen with JavaScript and render it using real iOS and Android views. I've wanted to unpack what happens between those two steps for a long time, so I made a short video series about it. This article brings that explanation together, with diagrams and code you can take your time with. 🔗 For the best reading experience, read this article on my Code with Beto blog. You've probably heard names like Metro, Hermes, JSI, and the UI thread without a clear picture of h