node-inspector

node inspect -p 1

 --inspect[=[host:]port]     activate inspector on host:port
                             (default: 127.0.0.1:9229)

9229
node inspector

See also

• node-inspector, node inspect, 9229
• Node.js, FROM node, node (command) node inspect, nvm, wait-on, node -v, node --help, brew install node.js, node-config