React Native Harness Explained, Next.js 16 Beta & Remix v3 Breakthroughs @CallstackEngineers
React Native Harness Explained, Next.js 16 Beta & Remix v3 Breakthroughs  @CallstackEngineers
Uploaded October 2025 | Updated September 2026, 1 hour ago
This week’s Live Dev Session was packed!

We sat down with Szymon Chmal to talk about React Native Harness: a new way to test native modules that’s both fast and real.

Plus, we covered:
- Next.js 16 Beta: Turbopack, React Compiler, and more 🚀
- Remix v3 “Pre-Drop” no longer built on React?!
- React Alicante 2025 recap 🇪🇸
- Expo’s CSS & Tailwind support
- React Native Screens getting native Split View

See you at other Callstack live streams and webinars ✨ clstk.com/4nNuEeF
Check out more content from Callstack 📚 clstk.com/3IHRWnb
Follow Callstack on X 🐦 https://x.com/callstackio
React Native Harness Explained, Next.js 16 Beta & Remix v3 BreakthroughsAI SDK v5: A Crash Course | Matt Pocock at React Universe Conf 2025Spec-Driven-Development With Kiro.dev by Eric Fahsl | AI Meetup in Wrocław, September 2025AI, Composition, and the Future of Mobile With Fernando RojoGiving AI Agents Hands: Mobile Feedback Loops with Agent Device | Mike Grabowski | React Summit 2026When do you need Reanimated? | React Universe On Air PodcastCallstack x Vercel AI SDK Meetup, Mar 4, 2026React and React Native Weekly BreakdownAgent Device: AI agents meet mobile automationJoin Artur Morys-Magiera at React Universe Meetup with Zalando in BerlinI Built a File-Based Router for React Native by Szymon Chmal | React Universe Meetup, April 2025MLC LLM + React Native: On-Device AI Without the Pain
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React Native Harness Explained, Next.js 16 Beta & Remix v3 Breakthroughs

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