React Expo Typescript tool Setup on macOS (Node 20+ with Yarn | Homebrew) MonteyCodes
In this step-by-step tutorial, I’ll walk you through setting up your macOS development environment to build React apps using Expo + TypeScript, Node.js 20+, and Yarn—with or without Homebrew.
This guide is perfect for developers who want full control of their toolchain, prefer manual installations.
🧰 What You’ll Learn:
✅ Install Node.js 20+ manually
✅ Install Yarn globally via npm
✅ Install and configure Expo CLI
✅ Set up Xcode and Android Studio
✅ Configure your .zshrc file for Android SDK paths
✅ Create and launch emulators
✅ Run your first React Native + TypeScript app using Expo
✅ Fix common Xcode detection issues
📦 Tools Covered:
Node.js 20 (LTS or newer)
Yarn
Expo CLI
Xcode (iOS Simulator)
Android Studio (Emulator + SDK)
📁 Setup Guides & Source Code:
🔗 Yarn (without Homebrew): https://github.com/sergiomontey/ideal...
🔗 Homebrew Setup Version: https://github.com/sergiomontey/psych...
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💬 Questions or issues? Drop a comment below and I’ll help you out.
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