Coverage merger for the Google Closure Compiler. Merges multiple coverage objects stored in JSON files and outputs them as a single JSON or LCOV report.

User Agent Detection Library for JavaScript - Lightweight library for detecting mobile devices, bots, browsers, and operating systems

Instrumentation with pre-built node binaries.

Sample spring application with per-request profiling. Agent and build-time instrumentation. Profiler output visualization.

This OpenTelemetry wrapper delivers seamless, lightning-fast observability, empowering developers to monitor, debug, and optimise microservices with ease. It auto-configures common instrumentations (HTTP, Express, AWS SDK, etc.) and provides a single entry point for integrating tracing.

💥 Poof! Tag your JavaScript with markers, see the results inline (e.g. vim or emacs).

Obuhersys is a dynamic analysis framework for detecting cryptographic API misuses in NodeJS software.

JavaScript transparent function wrapper with reflection capabilities

Presentation on several techniques used during performance optimization of some heavily used web service

Node.js ES Module Loader Prototype — APM

Open source instruments for Flight-Connect by iSim

This is a template of nodejs (express) application using Open Telemetry for testing software instrumentation

A Babel plugin for for instrumenting functions with Sentry logging

realtime page bot detection, XSS detection and performance analytics tracker for the web

just another egg-zipkin-plugin

Binary patching examples tutorial with dynamic instrumentation and traditional methods with a debugger.

A library to instrument javascript code

Instrumentation for next.js framework

Code tracing and instrumentation