"Go from zero to hero with my comprehensive, real-world Swift tutorial projects." - Paul, Hacking with Swift
Many thanks to Paul Hudson (@twostraws) for these great courses.
Courses's material available at 
twostraws/HackingWithSwift.
This section is common for 100 Days of Swift and 100 Days of SwiftUI courses.
Here are covered the first 15 days with the basics of the Swift language.
These playgrounds are available inside the Playgrounds/ folder.
Learning Swift during the 100 Days of Swift challenge.
Challenges are available inside Classic/ directory. (🚧 Still in progress)
Learning SwiftUI during the 100 Days of SwiftUI challenge.
Challenges are available inside SwiftUI/ directory. (🚧 Still in progress)
These projects are not part of the main 100 Days of Swift/SwiftUI series, but are part of Hacking with Swift series.
Projects are available inside Extra Projects/ directory.