You can also look up for these other topics:
Framework
Coding Standards
Boilerplate
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Tool
Security
Hacktoberfest
A database of PHP security advisories
Python script to detect vulnerabilities inside PHP source code using static analysis, based on regex
OWSAP Damn Vulnerable Web Sockets (DVWS) is a vulnerable web application which works on web sockets for client-server communication.
Added Laravel functionality to Enlightn Security Checker. Adds a command to check for, and optionally emails you, vulnerabilities when they affect you.
Damn Vulnerable Web Application Docker container