| ⇢ | A | ObjectToObject added | |
| ⇢ | A | ArrayData added | |
| ⇢ | A | ArrayToArray added | |
| ⇢ | A | ArrayToObject added | |
| ⇢ | A | ObjectData added | |
| ⇢ | A | ObjectToArray added |
| ⇢ | B | ArrayData::normalizeData() added | |
| ⇢ | A | ArrayToObject::__invoke() added | |
| ⇢ | A | ObjectData::normalizeData() added | |
| ⇢ | A | ObjectToArray::__invoke() added | |
| ⇢ | A | ObjectToObject::__invoke() added | |
| ⇢ | A | Transform::item() added | |
| ⇢ | A | Transform::collection() added | |
| ⇢ | A | ArrayToArray::__invoke() added | |
| ⇢ | A | Factory::transform() added | |
| B | ↗ | A | Scope::transform() improved |
| A | ↛ | AbstractTransformer::__invoke() removed |