gRPC

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gRPC is a modern open source high performance Remote Procedure Call (RPC) framework that can run in any environment. It can efficiently connect services in and across data centers with pluggable support for load balancing, tracing, health checking and authentication. It is also applicable in last mile of distributed computing to connect devices, mobile applications and browsers to backend services.
Simple service definitionDefine your service using Protocol Buffers, a powerful binary serialization toolset and languageStart quickly and scaleInstall runtime and dev environments with a single line and also scale to millions of RPCs per second with the frameworkWorks across languages and platformsAutomatically generate idiomatic client and server stubs for your service in a variety of languages and platformsBi-directional streaming and integrated authBi-directional streaming and fully integrated pluggable authentication with HTTP/2-based transportUsed bygRPC is a CNCF incubation project
Define your service using Protocol Buffers, a powerful binary serialization toolset and language
Install runtime and dev environments with a single line and also scale to millions of RPCs per second with the framework
Automatically generate idiomatic client and server stubs for your service in a variety of languages and platforms
Bi-directional streaming and fully integrated pluggable authentication with HTTP/2-based transport