xCSS : xCSS bases on CSS and empowers a straightforward and object-oriented workflow when developing complex style cascades.
Phalcon PHP : Phalcon is a web framework implemented as a C extension offering high performance and lower resource consumption.
amphp : Amp is a non-blocking concurrency framework for PHP providing primitives to manage concurrency such as an event loop, promises, and asynchronous itera...
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...
Silex : The PHP micro-framework based on Symfony2 Components
CakePHP is designed to make common web-development tasks simple, and easy. By providing an all-in-one toolbox to get you started the various parts of CakePHP work well together or separately.