dependencies { testImplementation 'org.junit.jupiter:junit-jupiter:5.11.3' } test { useJUnitPlatform() } Use code with caution.

Setting it to test ensures the library is only used during testing and not included in your final production build. Gradle Configuration Add the following to your build.gradle file:

org.junit.jupiter junit-jupiter 5.11.3 test Use code with caution.

Maven Central hosts the latest stable artifacts.

If you aren't using a build tool, major IDEs have built-in support for "downloading" or adding JUnit libraries directly to your project's classpath.

The useJUnitPlatform() line is critical; without it, Gradle may not recognize or execute your JUnit 5 tests. IDE-Specific Integration

Most developers use these methods because the tools automatically download the correct JAR files and all required dependencies (like Hamcrest ) for you. Maven Configuration