Lion 是一个新兴的开源PHP的框架，用以创造丰富的网络应用。
主要特点有：
- MVC plus MVP architecture
- Spring-style Dependency Injection (IoC based PHP framework)
- Request dispatcher with Intercepting filter
- Powerful custom URLs rewrite engine
- Event-driven PHP architecture
- Native AJAX components
- Reverse AJAX
- Authentication and Authorization
- I18n
- Cache management
- .Net-style configuration management
- Form validation (component based validation)
- Template based views
- PHP component-based data sanitization
- Logging system
- Session-based context containers
- Web-based project administration
