$ sudo npm install ps-tree
$ sudo npm install -g ps-tree

If want to update the ps-tree package execute the command as below,

$ sudo npm update ps-tree

Update package globally,

$ npm install -g ps-tree

Git clone:

$ sudo  git clone https://github.com/rektide/ps-tree.git

$ sudo  npm install -g ./ps-tree

ps-tree@1.1.0 /usr/lib/node_modules/ps-tree

How to remove ps-tree package :

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

$ sudo npm uninstall ps-tree

Basic Information of ps-tree NPM Package: