| ⇢ | A | Collectors added | |
| A | ↛ | Aggregators removed |
| ⇢ | A | Collectors::groupBy() added | |
| ⇢ | A | DummyStreamDecorator::always() added | |
| ⇢ | A | DummyStreamDecorator::collect() added | |
| ⇢ | A | Collectors::average() added | |
| ⇢ | A | Collectors::group() added | |
| ⇢ | A | Collectors::concat() added | |
| ⇢ | A | Collectors::groupByProperty() added | |
| ⇢ | A | SerialStream::collect() added | |
| ⇢ | A | SerialStream::always() added | |
| ⇢ | A | Comparators::callbackComparator() added | |
| A | ↛ | Aggregators::groupBy() removed | |
| A | ↛ | DummyStreamDecorator::aggregate() removed | |
| A | ↛ | SerialStream::aggregate() removed | |
| A | ↛ | Aggregators::groupByProperty() removed | |
| A | ↛ | Aggregators::average() removed | |
| A | ↛ | Aggregators::strImplode() removed | |
| A | ↛ | Aggregators::group() removed |