You can also look up for these other topics: Framework Coding Standards Boilerplate CMS Tool Security Hacktoberfest
PHP errors for cool kids
😎 Tracy: the addictive tool to ease debugging PHP code for cool developers. Friendly design, logging, profiler, advanced features like debugging AJAX calls or CLI support. You will love it.
Awesome error handler. Demo: https://slashtrace.com/demo.php