$ sudo npm install tweetnacl-util
$ sudo npm install -g tweetnacl-util

If want to update the tweetnacl-util package execute the command as below,

$ sudo npm update tweetnacl-util

Update package globally,

$ npm install -g tweetnacl-util

Git clone:

$ sudo  git clone https://github.com/rektide/tweetnacl-util.git

$ sudo  npm install -g ./tweetnacl-util

tweetnacl-util@0.15.0 /usr/lib/node_modules/tweetnacl-util

How to remove tweetnacl-util package :

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

$ sudo npm uninstall tweetnacl-util

Basic Information of tweetnacl-util NPM Package: