psr7-cache

Cache and conditional request helpers for PSR-7 HTTP Messages

phpcs-gitlab

Gitlab Report for PHP_CodeSniffer (display the violations in the Gitlab CI/CD Code Quality Report)

teamcity-clover

Use the results from the reported code coverage metrics of PHPUnit (clover.xml) in TeamCity

w3c-validator

PHP library to validate HTML using the W3C HTML Validator API, including a checkstyle formatter for CI