Although much of this material is a bit dated you may still find it useful for exploring the possibilities with open source Swift. If you’re interested in Swift on ARM platforms such as the Raspberry Pi there’s a vibrant community over on Slack.
- Swift 3.0!
- TCP/IP Sockets with Swift
- Writing Linux Command Line Utilities in Swift
- Foundation on Linux
- Building REST APIs with Zewo
- Ubuntu Packages for Open Source Swift
- Debian Packages for Open Source Swift on ARM boards (BeagleBoard, BeagleBone)
- Open Source Swift for Raspberry Pi 2
- Keeping up with Open Source Swift
- Introducing the Swift Package Manager
- More on Swift Linux
- Swift on Linux!