| Bridge |
| DataCollector |
| DataFormatter |
| Storage |
| HttpDriverInterface | Provides an abstraction of PHP native features for easier integration in third party frameworks |
| RequestIdGeneratorInterface |
| DebugBar | Main DebugBar object |
| DebugBarException | |
| JavascriptRenderer | Renders the debug bar using the client side javascript implementation |
| OpenHandler | Handler to list and open saved dataset |
| PhpHttpDriver | HTTP driver for native php |
| RequestIdGenerator | Request id generator based on the $_SERVER array |
| StandardDebugBar | Debug bar subclass which adds all included collectors |