$ sudo npm install s3fs
$ sudo npm install -g s3fs

If want to update the s3fs package execute the command as below,

$ sudo npm update s3fs

Update package globally,

$ npm install -g s3fs

Git clone:

$ sudo  git clone https://github.com/rektide/s3fs.git

$ sudo  npm install -g ./s3fs

s3fs@2.5.0 /usr/lib/node_modules/s3fs

How to remove s3fs package :

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

$ sudo npm uninstall s3fs

Basic Information of s3fs NPM Package: