PHPUnit is a programmer-oriented testing framework for PHP.
It is an instance of the xUnit architecture for unit testing frameworks.
| Major Version | PHP Compatibility | Initial Release | Support |
| PHPUnit 8 | PHP 7.2, PHP 7.3, PHP 7.4 | February 1, 2019 | Support ends on February 5, 2021 |
| PHPUnit 7 | PHP 7.1, PHP 7.2, PHP 7.3 | February 2, 2018 | Support ends on February 7, 2020 |
| PHPUnit 6 | PHP 7.0, PHP 7.1, PHP 7.2 | February 3, 2017 | Support ends on February 1, 2019 |
| PHPUnit 5 | PHP 5.6, PHP 7.0, PHP 7.1 | October 2, 2015 | Support ended on February 2, 2018 |
We have a roadmap with details on what is planned for future releases of PHPUnit. Our release process is documented as well.