Alternatively, select Edit Configurations from the list on the toolbar. WebStorm also uses this configuration to start the debugger together with Node.js applications. WebStorm runs Node.js applications according to a run configuration of the type Node.js. For more information, refer to Managing plugins. Make sure the Node.js and JavaScript Debugger required plugins are enabled on the Settings | Plugins page, tab Installed.
You can debug applications that are started from WebStorm as well as attach to already running applications. WebStorm helps you run and debug your Node.js applications.