In 2025, it’s not enough to use hooks — top devs are building their own.

💡 In this guide:

  • We rebuild useReducer from scratch
  • Learn how React tracks state internally
  • Use useSyncExternalStore to trigger real re-renders
  • Create a minimal state manager (like Zustand-lite)

No libraries. No magic. Just you, React, and the reducer that started it all ⚙️

👉 Read the full post
https://javascript.plainenglish.io/create-your-own-usereducer-in-2025-a-practical-react-guide-481af4aaef50