Node.js FAQ: Top Questions

46. What is the Node.js inspector protocol?

The inspector protocol in Node.js enables debugging and profiling via a WebSocket-based interface, integrating with tools like Chrome DevTools or VS Code.

Access: node --inspect or --inspect-brk .
Features: Breakpoints, CPU/memory profiling, async stack traces.
Custom Tools: Build debuggers using the protocol.
Use Case: Advanced debugging, performance analysis.

←→