# Core Foundation

- [Interfaces and Handlers](/core-foundation/interfaces-and-handlers.md)
- [Hooks](/core-foundation/hooks.md)
- [Configuration Settings](/core-foundation/configuration-settings.md)
- [Arguments](/core-foundation/arguments.md)
- [Logging](/core-foundation/logging-1.md)
- [Controllers](/core-foundation/controllers.md)
- [Output Rendering](/core-foundation/output-rendering.md)
- [Caching](/core-foundation/caching.md)
- [Mail Messaging](/core-foundation/mail-messaging.md)
- [Framework Extensions](/core-foundation/extensions-1.md)
- [Application Plugins](/core-foundation/plugins.md)
- [Templating](/core-foundation/templating.md)