- Java platform evolution
- API fully future based
- Usability improvements
- Built-in service discovery for HTTP/gRPC clients
- HTTP/gRPC client side load balancing
- Fine grained HTTP connection API
- Kubernetes / SRV discovery
- gRPC Web
- gRPC cascading deadlines
- TCP client/server graceful shutdown
- Worker thread write batching improvements
- Based on Netty 4.2
- DnsClient rewrite
- Java finalizer cleanup