Exercism Java Track
The official Exercism Java track (https://github.com/exercism/java). Concept exercises walk through the language's building blocks in prerequisite order; practice exercises stretch what you've learned against canonical algorithmic problems. Each exercise's introduction, instructions, hints, and tests are mirrored verbatim from the upstream MIT-licensed repository.
- Java
- 158 lessons
- ~32 hours
- Free
- by Exercism
Learn Java for free on Libre Academy with the Exercism Java Track learning track: 158 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.
- Java desktop app (native toolchain).
What's inside
- Concepts
- Practice