$ sudo npm install xo
$ sudo npm install -g xo

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

$ sudo npm update xo

Update package globally,

$ npm install -g xo

Git clone:

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

$ sudo  npm install -g ./xo

xo@0.18.2 /usr/lib/node_modules/xo

How to remove xo package :

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

$ sudo npm uninstall xo

Basic Information of xo NPM Package: