# Install msw with npm

Seamless REST/GraphQL API mocking library for browser and Node.js. Version 2.15.0 via npm; verified 2026-07-08.

## Install

```sh
sudo av install npm:msw
```

Additional install commands:

### Portable and language managers

- npm (100%):

```sh
npm install -g msw
```

  Evidence: local npm package metadata

## Package facts

- **Package key:** npm:msw
- **Package manager:** npm
- **Version:** 2.15.0
- **Source summary:** Seamless REST/GraphQL API mocking library for browser and Node.js.
- **Homepage:** <https://mswjs.io>
- **Last updated:** 2026-07-08T01:43:07.502Z
- **Generated:** 2026-08-03T19:37:03+00:00

## Executables

- msw (alias)

## Install behavior

- Bottle: not available

## Freshness

- Page generated: 2026-08-03
- Package-manager version: 2.15.0

## Security Notes

No matching local secret-handling manifest was found for msw. Nucleus package metadata is still published here so future coverage has a stable package URL.



## Sources

- pkg.so package database
- pkgdb category and tag curation
- cross-ecosystem install command graph