Swift Playgrounds Author Template for Xcode 9.3 https://download.developer.apple.com/Developer_Tools/Swift_Playgrounds_Author_Template_for_Xcode_9.3/Swift_Playgrounds_Author_Template_for_Xcode_9.3.xip

This package includes a sample Xcode project and related tools to aid in creating, debugging, and producing a playground book document compatible with Swift Playgrounds for iPad, including support for all of the features available in Swift Playgrounds 2.1. This package requires a Mac, and supports Xcode 9.3. It may not be compatible with later releases of Xcode.

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