Marc
@mrousavy
CEO @margelo_com – core contributor @reactnative – I built VisionCamera, Nitro Modules and react-native-mmkv
We're sponsoring React Universe! Hit us up on our booth in September! :)
The Sponsors squad just got stronger. Welcome Margelo, a high-end app development agency helping you build and ship better apps, faster. Let’s roll, @margelo_com! 🥳
Reanimated v4 is out!
React Native Reanimated 4 is now stable and ready for production 🐎 Featuring CSS Animations & Transitions, multithreading with React Native Worklets and more.
turnuppp 👀
🔹 Meet the Speakers 🔹 Marc Rousavy is a React Native core contributor and maintainer of many popular open-source libraries in the React Native ecosystem, such as react-native-vision-camera, Nitro Modules, and react-native-mmkv. You know it’s gonna be good when @mrousavy’s on…
this is btw the reason Nitro exists
We'll launch react-native-filament this week - a blazingly fast physically based 3D rendering engine built with C++ for React Native! 🚀 As a teaser, here's a 47 line component to load a 3D model from the web, render it and rotate, pan and zoom into it using gesture handler! 🤯
Static Hermes performance:
Hermes v2 ("static_h" branch) performance at end of June 2025, relative to Hermes and QuickJS. Numbers are relative to QuickJS (1.2 means 1.2x faster); higher is better.
am I the only one that doesn't get third-party terminals? The thing I love about Terminal is that it's super stable and predictable - no AI suggestions, no extra battery consumption, no nothing. It just works and does whatever you type into it
WTH!!!???
I did a talk at @WeAreDevs! 💪
Going into React Native land at Stage 11 @WeAreDevs World Congress with @mrousavy
Built with Nitro 🤗
Unistyles 3.0 was just released and the creator, @jpudysz, shared thoughts about when to use it (and how): ◆ When performance is critical ◆ When you need powerful, type-safe theming ◆ When you’re building for every screen ◆ When you're building a Universal App with Expo…