- Support Service Authentication https://github.com/apache/dubbo/issues/5461
- Removing the internal JDK API from FileSystemDynamicConfiguration
- Refactor the APT test-cases implementation of dubbo-metadata-processor in Java 9+
- Remove feature envy
- JsonRpcProtocol support Generalization
- Reduce object allocation for ProtocolUtils.serviceKey
- Reduce object allocation for ContextFilter.invoke
- Fixed bugs reported from 2.7.5 or lower versions, check 2.7.6 milestone for details.
- Filter refactor, the callback method
onResponseannotated as @Deprecated has been removed, users of lower versions that have extended Filter implementations and enabled Filter callbacks should be careful of this change.
- RpcContext added some experimental APIs to support generic Object transmission.