Is Swift free to use?

Platform Support. One of the most exciting aspects of developing Swift in the open is knowing that it is now free to be ported across a wide range of platforms, devices, and use cases .

You can make use of the Swift language without having to learn it’s syntax, rules etc. You can convert your favorite Python modules/documents to Swift code to use in your IOS/ OS X applications .

The swift run command has a new –repl option which launches the Swift REPL with support for importing library targets of a package. The Swift distribution comes with a REPL for the Swift language .