JSPM

Native DTrace providers for node.js applications

Performance Profiler and Monitor

Converts output of various profiling/sampling tools to the .cpuprofile format so it can be loaded into Chrome DevTools.

dynamic tracing written in javascript (similar to dtrace/ktap etc)

well-formatted and improved trace system calls and signals (when the debugger does not help)

OFFICIALLY DEPRECATED =====================

Performance Profiler and Monitor

Runtime USDT probes

Native DTrace providers for node.js applications (trentm fork of this)

Performance Profiler and Monitor

kiraz gives a dynamic insight into your **live** Node.JS apps.

A dtrace library that implements express tracing

Converts output of various profiling/sampling tools to the .cpuprofile format so it can be loaded into Chrome DevTools.

DTrace middleware for koa

reformat a dtrace(1M) one-liner into a script

hapi plugin with dtrace probes!

Examples of node with dtrace probes inline.

Trace Node.js GC and HTTP server and client activity

A hello world dtrace example for dtr

see popular routes and their latencies