$ sudo npm install node-powershell
$ sudo npm install -g node-powershell

If want to update the node-powershell package execute the command as below,

$ sudo npm update node-powershell

Update package globally,

$ npm install -g node-powershell

Git clone:

$ sudo  git clone https://github.com/rektide/node-powershell.git

$ sudo  npm install -g ./node-powershell

node-powershell@3.3.1 /usr/lib/node_modules/node-powershell

How to remove node-powershell package :

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

$ sudo npm uninstall node-powershell

Basic Information of node-powershell NPM Package: