Diagnostic.css : Diagnostic.css is a stylesheet which allows the user to test for common errors in a page's markup.
Also : https://github.com/karlgroves/diagnostic.css
PHPMD - PHP Mess Detector : What PHPMD does is: It takes a given PHP source code base and look for several potential problems within that source. These problems can be things lik...
PHP Quick Profiler : A tool for quickly profiling variables and resources used by PHP.
DVWA - Damn Vulnerable Web Application : Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is damn vulnerable. Its main goals are to be an aid for security professionals to t...
Nikto2 : Nikto is an Open Source (GPL) web server scanner which performs comprehensive tests against web servers for multiple items, including over 6500 potent...
Mink is an open source acceptance test framework for web applications, written in PHP 5.3.