Side by side
JUnit vs pytest
Both stand on software testing tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Self-hosted
JUnit provides a structured testing stack with broad IDE and build integrations. Check runtime and Kotlin requirements, and treat Vintage as a temporary migration component.
Visit JUnit Free plan Linux
pytest offers test discovery, fixtures, detailed assertion feedback and broad test selection for Python projects. Check the runtime requirements for your chosen version and whether its available features cover your testing needs.
Visit pytestThe facts
| JUnit | pytest | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Self-hosted | Linux |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | junit.org | pytest.org |
| On software testing tools | #17 of 33 | #21 of 33 |
JUnit: what it does well
- Supports Java, Kotlin, and Groovy
- Integrates with major IDEs and build tools
- Provides parameterized cases and parallel execution
- JUnit Platform launches JVM test engines
- Artifacts are available through Maven Central
What to know first
- JUnit 6 requires Java 17 or newer
- Kotlin projects require Kotlin 2.1 or above
- Vintage engine is deprecated
- Versions below 5.14 are unsupported
pytest: what it does well
- Automatically discovers tests by naming convention.
- Fixtures can provide unique temporary directories.
- Runs unittest suites, including trial.
- Supports external plugins and parametrized cases.
- Free and open source.
What to know first
- pytest 9.0+ requires Python 3.10+.
- The listed platform is Linux.