You can also look up for these other topics:
Framework
Coding Standards
Boilerplate
CMS
Tool
Security
Hacktoberfest
Next-gen phpDoc parser with support for intersection types and generics
phpstanphpcs-security-audit is a set of PHP_CodeSniffer rules that finds vulnerabilities and weaknesses related to security in PHP code
FloeDesignTechnologiesExtra strict and opinionated rules for PHPStan
phpstanPHPStan rules for detecting usage of deprecated classes, methods, properties, constants and traits.
phpstan