| Name | Type | Package | Detail |
| DefaultVertexValueCombiner | Class | giraph.graph | Detail |
| DoubleSumMessageCombiner | Class | giraph.combiner | Detail |
| FloatSumMessageCombiner | Class | giraph.combiner | Detail |
| MessageCombiner | Class | giraph.combiner | Detail |
| MinimumDoubleMessageCombiner | Class | giraph.combiner | Detail |
| MinimumIntMessageCombiner | Class | giraph.combiner | Detail |
| SimpleCombinerComputation | Class | giraph.examples | Detail |
| SimpleSumMessageCombiner | Class | giraph.combiner | Detail |
| VertexValueCombiner | Interface | giraph.graph | Detail |
