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33 lines
2.1 KiB
Markdown
33 lines
2.1 KiB
Markdown
# Feature comparison of `grpc` and `@grpc/grpc-js` packages
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Feature | `grpc` (deprecated) | `@grpc/grpc-js`
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--------|--------|----------
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Client | :heavy_check_mark: | :heavy_check_mark:
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Server | :heavy_check_mark: | :heavy_check_mark:
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Unary RPCs | :heavy_check_mark: | :heavy_check_mark:
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Streaming RPCs | :heavy_check_mark: | :heavy_check_mark:
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Deadlines | :heavy_check_mark: | :heavy_check_mark:
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Cancellation | :heavy_check_mark: | :heavy_check_mark:
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Automatic Reconnection | :heavy_check_mark: | :heavy_check_mark:
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Per-message Compression | :heavy_check_mark: | :heavy_check_mark: (except messages sent by the server)
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Channel State | :heavy_check_mark: | :heavy_check_mark:
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JWT Access and Service Account Credentials | provided by the [Google Auth Library](https://www.npmjs.com/package/google-auth-library) | provided by the [Google Auth Library](https://www.npmjs.com/package/google-auth-library)
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Interceptors | :heavy_check_mark: | :heavy_check_mark:
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Connection Keepalives | :heavy_check_mark: | :heavy_check_mark:
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HTTP Connect Support | :heavy_check_mark: | :heavy_check_mark:
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Retries | :heavy_check_mark: (without hedging) | :heavy_check_mark: (including hedging)
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Stats/tracing/monitoring | :heavy_check_mark: | :x:
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Load Balancing | :heavy_check_mark: | :heavy_check_mark:
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Initial Metadata Options | :heavy_check_mark: | only `waitForReady`
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Other Properties | `grpc` | `@grpc/grpc-js`
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-----------------|--------|----------------
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Pure JavaScript Code | :x: | :heavy_check_mark:
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Supported Node Versions | >= 4 and <=14 | ^8.13.0 or >=10.10.0
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Supported Electron Versions | <=11.2 | >= 3
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Supported Platforms | Linux, Windows, MacOS | All
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Supported Architectures | x86, x86-64, ARM7+ | All
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In addition, all channel arguments defined in [this header file](https://github.com/grpc/grpc/blob/master/include/grpc/impl/codegen/grpc_types.h) are handled by the `grpc` library.
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Of those, a subset are handled by the `@grpc/grpc-js` library. See [the README](https://github.com/grpc/grpc-node/blob/master/packages/grpc-js/README.md#supported-channel-options) for `@grpc/grpc-js` for the list of supported channel options.
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