$ sudo npm install shelljs
$ sudo npm install -g shelljs

If want to update the shelljs package execute the command as below,

$ sudo npm update shelljs

Update package globally,

$ npm install -g shelljs

Git clone:

$ sudo  git clone https://github.com/rektide/shelljs.git

$ sudo  npm install -g ./shelljs

shelljs@0.7.8 /usr/lib/node_modules/shelljs

How to remove shelljs package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall shelljs

Basic Information of shelljs NPM Package: