| Name | Type | Package | Detail |
| GenericRecordBuilder | Class | avro.generic | Detail |
| HandshakeRequest.Builder | Class | avro.ipc | Detail |
| HandshakeResponse.Builder | Class | avro.ipc | Detail |
| RecordBuilderBase | Class | avro.data | Detail |
| Span.Builder | Class | ipc.trace | Detail |
| SpecificErrorBuilderBase | Class | avro.specific | Detail |
| SpecificRecordBuilderBase | Class | avro.specific | Detail |
| TimestampedEvent.Builder | Class | ipc.trace | Detail |
