NPM

# init
npm init -y

# installing packages locally
npm install --save <PACKAGE_NAME>

# installing packages as a devDepedency
npm install --save-dev <PACKAGE_NAME>

# installing packages globally
npm install -g <PACKAGE_NAME>

# uninstalling
npm uninstall --save <PACKAGE_NAME>

# register user in npm
npm adduser

# publish package 
npm publish <FOLDER_DIR>

# permission management
npm owner ls <PACKAGE_NAME>
npm owner add <USER> <PACKAGE_NAME>
npm owner rm <USER> <PACKAGE_NAME>