$ sudo npm install express.io
$ sudo npm install -g express.io

If want to update the express.io package execute the command as below,

$ sudo npm update express.io

Update package globally,

$ npm install -g express.io

Git clone:

$ sudo  git clone https://github.com/rektide/express.io.git

$ sudo  npm install -g ./express.io

express.io@1.1.13 /usr/lib/node_modules/express.io

How to remove express.io package :

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

$ sudo npm uninstall express.io

Basic Information of express.io NPM Package: