Swiftlings
Swiftlings — ported from https://github.com/tornikegomareli/swiftlings for Libre.academy. Each exercise lives in its own lesson; fix the starter to make the tests pass.
- Swift
- 94 lessons
- ~19 hours
- Free
- by Libre
Learn Swift for free on Libre Academy with the Swiftlings course: 94 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up — it runs in your browser and the free desktop app.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source — no account required to start.
- Runs in your browser, and offline in the free desktop app.
- Swift desktop app (native toolchain).
What's inside
- Basics
- Control Flow
- Functions
- Collections
- Optionals
- Structs
- Classes
- Enums
- Protocols
- Extensions
- Generics
- Error Handling
- Closures
- Memory Management
- Property Wrappers
- Concurrency
- Result Builders
- Advanced Types
- Codable
- Dsa Queue