npm

express-request-logger

Log anything you want per request

express-domain-errors

Use domains for graceful error handling in expressjs

express-graceful-exit

Allow graceful exits for express apps, supporting zero downtime deploys

naught

zero downtime deployment for your node.js server

libphonenumber-update

Updated version of Google's phone number handling library ported to node.js

winston-loggly-syslog

Loggly winston transport that uses syslog endpoint