Phalcon PHP : Phalcon is a web framework implemented as a C extension offering high performance and lower resource consumption.
Silex : The PHP micro-framework based on Symfony2 Components
Symfony : Symfony is a set of reusable PHP components and a PHP framework for web projects.
Humbug : Humbug is a Mutation Testing framework for PHP to measure the real effectiveness of your test suites and assist in their improvement. It eats Code Cov...
Flow is a PHP web application framework focussed on Domain-Driven Design and clean code.