LoupeLoupe

Loupe is a decent tool for event-driven programming. It visualizes the event loop in JS. For people who wonder how JS callback queue and event loop interact, it might be a quick reference.


  • Event is a core concept (or mechanism, more seriously) for JS. Thus it’s really critical to understand it deeply
  • Loupe provides a visualization to it
  • Useful for training newbies like interns