| AnchorAlias | Represents an alias event. |
| DocumentEnd | Represents a document end event. |
| DocumentStart | Represents a document start event. |
| MappingEnd | Represents a mapping end event. |
| MappingStart | Represents a mapping start event. |
| NodeEvent | Contains the behavior that is common between node events. |
| ParsingEvent | Base class for parsing events. |
| Scalar | Represents a scalar event. |
| SequenceEnd | Represents a sequence end event. |
| SequenceStart | Represents a sequence start event. |
| StreamEnd | Represents a stream end event. |
| StreamStart | Represents a stream start event. |