The Symfony documentation
PHP Language Specification
SQLI labs to test error based, Blind boolean based, Time based.
Examples of using each Illuminate component in non-Laravel applications
Source files for the 30 days free tutorials challenge as part of the Make Professional 2d Games with Godot Kickstarter
Learn You PHP! - An introduction to PHP's core features: i/o, http, arrays, exceptions and so on.
Clean Code concepts adapted for PHP
This is a collection of tutorials for learning how to use Docker with various tools. Contributions welcome.