$ sudo npm install wiring-pi
$ sudo npm install -g wiring-pi

If want to update the wiring-pi package execute the command as below,

$ sudo npm update wiring-pi

Update package globally,

$ npm install -g wiring-pi

Git clone:

$ sudo  git clone https://github.com/rektide/wiring-pi.git

$ sudo  npm install -g ./wiring-pi

wiring-pi@2.2.1 /usr/lib/node_modules/wiring-pi

How to remove wiring-pi package :

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

$ sudo npm uninstall wiring-pi

Basic Information of wiring-pi NPM Package: