nodemon

Determine in realtime what's happening inside your node process from the terminal. No need to instrument code to get the deets. Also splits stderr/stdout to help spot errors sooner.

NodeFly APM provides real-time monitoring for your Node.js application. Simplicity is the key! We allow our users to gain detailed, real-time performance monitoring of your Node.js application services so they can see everything that is happening, as it happens. This includes understanding system usage at every moment in time to uncover and resolve issues within the application as they arise.

Nodetime is an application performance management toolset in the cloud - an all-round solution for performance monitoring, optimization and troubleshooting.