XCode is through the app store AFAIK, but CLI tools are available without it, and have been so for at least a couple years now. Also there are a few other IDEs

XCode is through the app store AFAIK, but CLI tools are available without it, and have been so for at least a couple years now. Also there are a few other IDEs that do their own thing, it's objective-c and that's a language with multiple implementations (though one overwhelmingly popular one, obv). E.g. AppCode has been around for a while: https://www.jetbrains.com/objc/ https://www.jetbrains.com/objc/