$ sudo npm install gulp-merge
$ sudo npm install -g gulp-merge

If want to update the gulp-merge package execute the command as below,

$ sudo npm update gulp-merge

Update package globally,

$ npm install -g gulp-merge

Git clone:

$ sudo  git clone https://github.com/rektide/gulp-merge.git

$ sudo  npm install -g ./gulp-merge

gulp-merge@0.1.1 /usr/lib/node_modules/gulp-merge

How to remove gulp-merge package :

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

$ sudo npm uninstall gulp-merge

Basic Information of gulp-merge NPM Package: