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PACKAGE-COMPARISON.md

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Feature comparison of grpc and @grpc/grpc-js packages

Feature grpc (deprecated) @grpc/grpc-js
Client ✔️ ✔️
Server ✔️ ✔️
Unary RPCs ✔️ ✔️
Streaming RPCs ✔️ ✔️
Deadlines ✔️ ✔️
Cancellation ✔️ ✔️
Automatic Reconnection ✔️ ✔️
Per-message Compression ✔️ ✔️ (except messages sent by the server)
Channel State ✔️ ✔️
JWT Access and Service Account Credentials provided by the Google Auth Library provided by the Google Auth Library
Interceptors ✔️ ✔️
Connection Keepalives ✔️ ✔️
HTTP Connect Support ✔️ ✔️
Retries ✔️ (without hedging) ✔️ (including hedging)
Stats/tracing/monitoring ✔️ ❌
Load Balancing ✔️ ✔️
Initial Metadata Options ✔️ only waitForReady
Other Properties grpc @grpc/grpc-js
Pure JavaScript Code ❌ ✔️
Supported Node Versions >= 4 and <=14 ^8.13.0 or >=10.10.0
Supported Electron Versions <=11.2 >= 3
Supported Platforms Linux, Windows, MacOS All
Supported Architectures x86, x86-64, ARM7+ All

In addition, all channel arguments defined in this header file are handled by the grpc library. Of those, a subset are handled by the @grpc/grpc-js library. See the README for @grpc/grpc-js for the list of supported channel options.