# js-component-tools

**Repository Path**: mirrors_guybedford/js-component-tools

## Basic Information

- **Project Name**: js-component-tools
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Apache-2.0
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2022-11-18
- **Last Updated**: 2026-04-04

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# JS Component Tools

JS-compiled CLI & API versions of some of [wasm-tools](https://github.com/bytecodealliance/wasm-tools), [wit-bindgen host js](https://github.com/bytecodealliance/wit-bindgen/tree/main/crates/gen-host-js) and [binaryen opt & wasm2asm](https://npmjs.org/package/binaryen).

_Note: This is an experimental prototype without any maintenance guarantees._

## Install

### CLI

```
npm install -g js-component-tools
```

The CLI is then available via the `jsct --help` command.

```
Usage: jsct <command> [options]

WebAssembly Component Tools

Options:
  -V, --version                    output the version number
  -h, --help                       display help for command

Commands:
  wit [options] <component-path>   [wasm2wit] decode the world WIT for a WebAssembly Component
  host [options] <component-path>  [wit-bindgen host js] host a WebAssembly component for JavaScript execution
  opt [options] <component-file>   optimizes a Wasm component, including running wasm-opt Binaryen optimizations
  print [options] <input>          [wasm-tools print] prints the WebAssembly binary textual form
  parse [options] <input>          [wasm-tools parse] parses the Wasm text format
  help [command]                   display help for command
```


### API

```
npm install js-component-tools
```

```
import { host } from 'js-component-tools';
import { readFile } from 'fs/promises';

const component = await readFile('./component.wasm');
const compiledFiles = await host(component, { optimize: true, minify: true });
```