| JsonEncoder | Encodes JSON data |
| SerializerAwareEncoder | SerializerAware Encoder implementation |
| XmlEncoder | Encodes XML data |
Interfaces
| DecoderInterface | Defines the interface of encoders that are able to decode their own format |
| EncoderInterface | Defines the interface of encoders |
| NormalizationAwareInterface | Defines the interface of encoders that will normalize data themselves |