Once you have Homebrew installed, run these commands in your terminal: The recommended way to install Node and Watchman is by using Homebrew. Let’s get started! Install Node.js and Watchman We use it to manage external libraries.Īs soon as they’re installed and we’ve done a tiny bit of configuration you’ll be able to launch your first barebone React Native app. CocoaPods: an app dependency manager built with Ruby and used for Objective-C and Swift.Xcode: a suite of software tools for developing Apple/iOS software.React Native CLI: the Command Line Interface.Watchman: a performance-boosting tool that watches for changes in the filesystem.Node: a cross-platform runtime environment that allows you to run JavaScript on the server-side.To build React Native apps for iOS you’ll need the following software: Install React Native dependencies for iOS You don’t need Catalina to build apps with React Native, and since slow loading times drive me nuts, I’m not going to upgrade to Catalina unless I have to. Just upgrading from High Sierra to Mojave made my Mid-2014 MacBook Pro noticeably slower.

Why not upgrade to Catalina if your Mac is from 2012-2016? You can, but it will probably make your Mac significantly slower. Mojave if your Mac is from around 2012-2016.

You won’t be able to run the latest version of Xcode if you use an OS older than Mojave, so you have to upgrade to:

macOS Catalina is the newest OS for Mac (2019).

macOS Mojave is the 2nd newest OS for Mac (2018).

This tutorial shows you how to install and set up React Native (with the React Native CLI) for iOS development, on a Mac (macOS).

Ios emulator in mac os