* The latest **public** build of [Xcode](https://developer.apple.com/xcode/)(and a compatible Mac). *Currently Xcode 9* (You can get this from the [Mac App Store](https://itunes.apple.com/us/app/xcode/id497799835?mt=12) if you want easy updates)
* The latest **public** build of [Xcode](https://developer.apple.com/xcode/)(and a compatible Mac). *Currently Xcode* (You can get this from the [Mac App Store](https://itunes.apple.com/us/app/xcode/id497799835?mt=12) if you want easy updates)
* The latest **public** release of Swift. *Currently Swift 4.0* (bundled with Xcode)