tldr/pages/common/yarn.md

# yarn

> JavaScript and Node.js package manager alternative.
> Homepage: <https://yarnpkg.com>.

- Install a module globally:

`yarn global add {{module_name}}`

- Install all dependencies referenced in the `package.json` file (the `install` is optional):

`yarn install`

- Install a module and save it as a dependency to the `package.json` file (add `--dev` to save as a dev dependency):

`yarn add {{module_name}}@{{version}}`

- Uninstall a module and remove it from the `package.json` file:

`yarn remove {{module_name}}`

- Interactively create a `package.json` file:

`yarn init`

- Identify whether a module is a dependency and list other modules that depend upon it:

`yarn why {{module_name}}`