| PaymentMethod |
| AppContext | |
| ContentDeliveryNetwork | |
| DBAL | |
| Encryption | Define hash and decrypt handler |
| MemoryCache | |
| Plugin | |
| PushSender | |
| ServerPlugin |
| CronCache | Implement cron weight logging map |
| HttpCache | Implement html caches |
| PluginCache | Implement plugin cache handler |
| SetupCache | implement cache handler |
| WidgetCache | implement cache handler for widgets Fileaccess andromedas objects need a mighty cache abstraction layer, this class provides it |