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  • Introduction
  • 🏔️Ecosystem
    • Wasmer Runtime
      • Getting Started
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      • Getting Started
      • Compile C/C++ to Wasm WASI
      • Compile Swift to Wasm WASI
  • 🔧Language Integrations
    • Rust
      • Setup your Rust environment
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    • C/C++
      • Setup your C/C++ environment
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    • Javascript
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      • Wasmer-JS CLI
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    • Go
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      • Wasmer Go API
    • Examples
      • Instantiating a Wasm module
      • Imports & exports
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  1. Language Integrations
  2. Javascript

Wasmer-JS CLI

PreviousTransforming ModulesNextModule Transformation

Last updated 4 years ago

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The Wasmer-JS command line interface (CLI) uses a modern Javascript Workflow, which depends on .

Install Wasmer-JS CLI

To install the Wasmer-JS CLI globally on your system, run the following command:

$ npm install -g @wasmer/cli

The Wasmer-JS CLI tool should now be installed. To test it, run the command wasmer-js --help and you should see output similar to the following:

$ wasmer-js --help
wasmer-js 0.7.1
The Wasmer Engineering Team <engineering@wasmer.io>
Node.js Wasm execution runtime.

USAGE:
    wasmer <SUBCOMMAND>

FLAGS:
    -h, --help       Prints help information
    -V, --version    Prints version information

SUBCOMMANDS:
    help           Prints this message or the help of the given subcommand(s)
    run            Run a WebAssembly file. Formats accepted: wasm, wat
    validate       Validate a Web Assembly binary

Please take a look at the help output to start running Wasm modules.

The same help output is also available in this documentation as the on the sidebar.

🔧
Node.js
User Guide