关注一些小型PHP框架

Slim

Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications and APIs.

官网：http://www.slimframework.com/

源码：https://github.com/codeguy/Slim

Flight

An extensible micro-framework for PHP（PHP可扩展微型框架）.

官网：http://flightphp.com/

源码：https://github.com/mikecao/flight

Medoo

The lightest PHP database framework to accelerate development（加速开发的轻微型的PHP数据库框架）.

官网：http://medoo.in/

源码：https://github.com/catfan/Medoo

Guzzle

Guzzle is a PHP HTTP client that makes it easy to send HTTP requests and trivial to integrate with web services.

官网：http://guzzlephp.org/

源码：https://github.com/guzzle/guzzle