SensioLabs Security Advisories Checker : The SensioLabs security advisories checker is a simple tool, available as a web service or as an online application, that uses the information from yo...
atoum : A simple, modern and intuitive unit testing framework for PHP!
asdf : Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more
RSS Box : This app uses the API of other websites and gives you an RSS feed in return. Quick and simple.
Psalm : Psalm is a static analysis tool for finding errors in PHP applications.
YOURLS stands for Your Own URL Shortener. It is a small set of PHP scripts that will allow you to run your own URL shortening service (a la TinyURL or bitly).