$ sudo npm install urlsafe-base64
$ sudo npm install -g urlsafe-base64

If want to update the urlsafe-base64 package execute the command as below,

$ sudo npm update urlsafe-base64

Update package globally,

$ npm install -g urlsafe-base64

Git clone:

$ sudo  git clone https://github.com/rektide/urlsafe-base64.git

$ sudo  npm install -g ./urlsafe-base64

urlsafe-base64@1.0.0 /usr/lib/node_modules/urlsafe-base64

How to remove urlsafe-base64 package :

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

$ sudo npm uninstall urlsafe-base64

Basic Information of urlsafe-base64 NPM Package: