$ sudo npm install protobufjs
$ sudo npm install -g protobufjs

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

$ sudo npm update protobufjs

Update package globally,

$ npm install -g protobufjs

Git clone:

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

$ sudo  npm install -g ./protobufjs

protobufjs@6.8.0 /usr/lib/node_modules/protobufjs

How to remove protobufjs package :

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

$ sudo npm uninstall protobufjs

Basic Information of protobufjs NPM Package: