| MVC |
| Router |
| ApplicationDatabaseTrait | This is a working implementation of database connections handler for the Application class. |
| ApplicationLoggerTrait | This is a working implementation of PSR-3 logger connections handler for the Application class. |
| Application | The Gishiki action starter and framework entry point. |
| Configuration | Represents the application configuration. |
| Environment | Represents the current execution environment. |
| Exception | The base class of an exception related with the framework. |