1. 3rd libs, such as Zipkin, JaegerThis repo hosts the protocol of SkyWalking native report protocol, defined in gRPC. Read [Protocol DOC](https://github.com/apache/skywalking/blob/master/docs/en/protocols/README.md#probe-protocols) for more details## ReleaseThis repo wouldn't release separately. All source codes have been included in the main repo release. The tags match the [main repo](https://github.com/apache/skywalking) tags.