$ sudo npm install v8flags
$ sudo npm install -g v8flags

If want to update the v8flags package execute the command as below,

$ sudo npm update v8flags

Update package globally,

$ npm install -g v8flags

Git clone:

$ sudo  git clone https://github.com/rektide/v8flags.git

$ sudo  npm install -g ./v8flags

v8flags@3.0.1 /usr/lib/node_modules/v8flags

How to remove v8flags package :

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

$ sudo npm uninstall v8flags

Basic Information of v8flags NPM Package: