Here are the links to the documentation for versions of PHPUnit that are supported:

• PHPUnit 13.0
• PHPUnit 12.5
• PHPUnit 11.5
• PHPUnit 10.5
• PHPUnit 9.6
• PHPUnit 8.5

And here are the URLs for the documentation for versions of PHPUnit that are no longer supported:

• https://docs.phpunit.de/en/7.5/
• https://phpunit.de/manual/6.5/en/index.html
• https://phpunit.de/manual/5.7/en/index.html
• https://phpunit.de/manual/4.8/en/index.html
• https://phpunit.de/manual/3.7/en/index.html
• https://phpunit.de/manual/2.3/en/index.html

Further Information

• Semantic Versioning, Feature Sunsetting, Version Control
• Supported Versions
• Contributing to PHPUnit