I created Caltrain apps in Swift and Kotlin (a port of KaiOS and J2ME versions).

Want tidy test output? See xctidy for Swift, kotidy for Kotlin and gorderly for Go.

Follow me on X and see my recet posts on Medium:

• Humane: ActionView and Foundation for Ruby, Go and Swift.
• Zouk for macOS and Huck for Windows for anyone with an old scanner.