Snapchat's Valdi Framework, TypeScript Embedding, and Cross-Platform Development Evolution

Snapchat's Valdi: The 8-Year-Old Cross-Platform Secret Finally Goes Open Source

TLDR: Snapchat has open-sourced Valdi, a cross-platform UI framework that's been powering their production apps for 8 years, compiling TypeScript directly to native views without web views or JavaScript bridges.

Link: Snapchat/Valdi

Embedding TypeScript: WebAssembly Sandboxing for Safer Runtime Extensions

TLDR: A new approach to embedding JavaScript/TypeScript in native applications using Hako, a WebAssembly-compiled JavaScript engine that provides memory safety and granular sandboxing for untrusted code execution.

Link: Embedding TypeScript

Uniwind: High-Performance Tailwind Bindings for React Native

TLDR: Uniwind is a new Tailwind CSS implementation for React Native that claims to be 2.5x faster than Nativewind while supporting both Tailwind classes and regular CSS parsing.

Link: Introducing Uniwind

React Native on Meta Quest: VR Development Opportunities

TLDR: Meta is running a $1.5 million developer competition for React Native apps on Meta Quest, with ideas ranging from meditation apps to interactive games that leverage VR's unique capabilities.

Link: React Native on Meta Quest

Storybook 10: ESM-Only and Enhanced Developer Experience

TLDR: Storybook 10 drops CommonJS support to become ESM-only, reducing install size by 29% while adding module automocking, typesafe CSF factories, and improved testing workflows.

Link: Storybook 10

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