If you are running macOS High Sierra 10.13.6 , you can still download a functional version of Xcode, though you won't be able to use the latest release from the Mac App Store. The Best Version for High Sierra: Xcode 10.1 Xcode 10.1 is the final version officially supported for macOS High Sierra 10.13.6. Apple Developer Capabilities
gcc --version
Apple’s official CDN links for Xcode 10.1 (10.13.6 compatible): download xcode for mac os high sierra 10136 work
Follow these steps precisely. The process involves creating a free Apple ID and navigating Apple’s legacy downloads portal. If you are running macOS High Sierra 10
https://developer.apple.com/download/more/Are you a developer looking to download Xcode for your Mac running on High Sierra 10.13.6? Look no further! In this article, we'll walk you through the process of downloading and installing Xcode on your Mac, ensuring that you can get started with your development projects. Open Safari (or Chrome) on your High Sierra Mac
cd /Applications xip -x Xcode_10.1.xip