https://www.ibm.com/docs/en/ste/11.0.2?topic=components-swift-mt-core-type-trees
SWIFT MT core type trees
The following type trees are provided to describe the SWIFT MT standard:
swift mtcore typetrees
https://support.apple.com/en-mt/guide/playgrounds/itc8710225d6/mac
Create an app playground in Swift Playground on Mac - Apple Support (MT)
In Swift Playground on Mac, create your own app playground by adding code to a predesigned template.
create an appmac appleplayground
https://support.apple.com/en-mt/guide/playgrounds/itc67873f56f/mac
Create an app icon in Swift Playground on Mac - Apple Support (MT)
In Swift Playground on Mac, create an icon for your app and enter a name for it.
create an appicon inswift playground
https://swiftriverranch.com/
Wedding Venue, Outdoor & Indoor Events: Billings, MT: Swift River Ranch
wedding venueindoor eventsbillings mtswift riveroutdoor
https://support.apple.com/en-mt/guide/playgrounds-ipad/itc87102252f/ipados
Use and create playground books in Swift Playground on iPad - Apple Support (MT)
In Swift Playground on iPad, learn more by trying the playground books in the Books section on the More Playgrounds screen.