Use this tag only for questions directly related to changes in version 3 of Apple's Swift programming language. Use the tag [swift] for more general language questions, or the tags [ios], [cocoa], [apple-watch] etc for questions about developing on Apple platforms.
Swift 3 is the version of Apple's programming language Swift. It was released on September 13, 2016. The language is open source and available on Github (see swift).
The development of Swift 3 and its goals can be viewed on the Swift Programming Language Evolution repository on Github.
For more information, please visit Swift's Getting Started page.